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KEYNOTE AND DISTINGUISHED LECTURES

[176 Keynote and Distinguished Lectures, Lectures at 30 short courses, and 311 Invited Seminars]

KEYNOTE AND DISTINGUISHED LECTURES
[176 KEYNOTE SPEECHES]

1. Keynote Speaker, Session on Hydrologic Modeling, International Sympo­sium on Hydrology of Mountainous Watersheds held November 4-6, l982, at the University of Roorkee, Roorkee,  India.


2. Felicitation Speaker, Regional  Workshop on   Scientific   Methods of   Collection and  Documentation of Hydrometeorologic Data for Surface Water Studies held May 28-29, l983,   at the Center for Water Resources Development and Management (CWRDM), Calicut, Kerala,  India.


3. Keynote Speaker, Session on the User Requirements of Hydrometeorologic Data, Regional       Workshop on  Scientific  Methods of  Collection and  Documen­tation of  Hydrometeorologic          Data  for Surface Water Studies held May 28-29, l983, at CWRDM, Calicut, Kerala, India.


4. Keynote Speaker, Session on Processing and Publication of Hydrometeoro­logic Data, Regional Workshop on Scientific Methods of Collection and Documentation of Hydrometeorologic Data for Surface Water Studies held May 28-29, l983, at CWRDM, Calicut, Kerala, India.


5. Keynote Speaker, Session on Flood Control by Artificial Reservoirs, International Conference  on Water  Resources in  Mountainous  Areas, held  August 27 - September 1, 1990, at  Swiss Federal Institute of Technology, Lausanne, Switzerland.


6.  Keynote Speaker,  Session on  Perspectives  on  Entropy and  Energy  Dissipation in  Water      Resources, International Conference  on  Entropy and Energy Dissipation   in   Water         Resources, held June 26-28, 1991, in Maratea, Italy.


7. Keynote Speaker, International Conference on Environmental Management:  Geo-Water and     Engineering Aspects, University of Wollongong, Wollongong, Australia, February 1992.


8. Keynote Speaker,  Biennia International  Conference of  IAHR-African  Division on  FromFloods to Drought, Sun City, South Africa, August 4-7, 1996.


9. Panelist, NATO Advanced Research Workshop on Integrated Approach to Environmental Data Management Systems, September 16-22, 1996, Izmir, Turkey.


10.  Keynote Speaker, International Symposium on Emerging Trends in Hydrology, September 25-27, 1997, University of Roorkee, Roorkee, India.


11.  Panelist, Session on Future Directions in Hydrology, International Symposium on Emerging Trends in Hydrology, September 25-27, 1998, University of Roorkee, Roorkee, India.


12. Keynote Speaker, Session on Environmental Hazards, International Conference on Hydrology in a Changing Environment, July 5-11, 1998, University of Exeter, Exeter, England.


13. Inaugural Speaker,  Workshop on  Groundwater  Resources  Planning and Management,  July 27, 1998, Bhopal, M.P., India.


14.   Keynote Speaker, Workshop on Ground Water Resources Planning and Management, July 27, 1998, Bhopal, M.P., India.


15.   Keynote Speaker, International Symposium on Environmental Engineering and Health       Sciences: A Joint Effort for the XXI Century, October 26-30, 1998, Cholula, Mexico.


16.  Inaugural  Speaker,  International  Symposium  on  Water,  Environment,  Ecology,  Socio-economic and Health Engineering, October 18-21, 1999, in Seoul, South Korea.


17.  Banquet Speaker,  International  Symposium  on  Water,  Environment,  Ecology,  Socio-          economic and Health Engineering, October 18-21, 1999, Seoul, South Korea.


18. Keynote Speaker, Session on Stochastic Hydrology, The Eight International Symposium on Stochastic Hydraulics, July 25-28, 2000, Beijing, P. R. China.


19. Citationist, The R. K. Linsley Award, National Conference on Atmospheric, Surface and Subsurface Water and Interaction, American Institute of hydrology, Research Triangle Park, North Carolina, November, 2000. 


20. Keynote Speaker, Session on Health and Technology, Workshop on Environmental Health and Technology, November 2000, Rio de Janeiro, Brazil.


21. Keynote Speaker, Uncertainty in Environmental Analysis, NATO-ARW on Integrated Technologies for Environmental Monitoring and Information Production, September 2001, Marmaris, Turkey.


22. Keynote Speaker, Hydrologic Modeling, International Conference on Civil Engineering, Indian Institute of Science, Bangalore, India, July, 2001.


23. Citationist, The R. K. Linsley Award, International Conference on Hydrologic Science: Challenges for the 21st Century, American Institute of Hydrology, St. Paul/Minneapolis, Minnesota, October, 2001.


24. Keynote Speaker, Entropy Theory in Environmental and Water Resources Modelling, International Conference on Advances in Civil Engineering, Indian Institute of Technology, Kharagpur, India, January, 2002.


25. Keynote Speaker, Toward Unification in Water Resources Research, Italian Hydraulic Conference, University of Basilicata, Potenza, Italy, October 2002.


26. Keynote Speaker, Integrated Watershed Management For Flood Mitigation, International Conference on Water-Related Hazards, Kolkata, India, December, 2002.


27. Inaugural Speaker, Water-related Disasters, International Conference on Water-Related Hazards, Kolkata, India, December, 2002.


28. Keynote Speaker, Integrated Watershed Management Education for 21st Century, International Conference on Watershed Management, Hyderabad, India, December, 2002.


29. Inaugural Speaker, System Analysis Techniques and Computer Applications in Water Resources Management, Short Term Course, IIT Roorkee, Roorkee, India, January, 2004.


30. Keynote Speaker, Flow Routing: Some Recent Developments, International Conference on River Flow 2004, IAHR, Naples, Italy, June, 2004.


31. Keynote Speaker, Applications of Fluid Mechanics in Hydrology and Environmental Engineering, 4th International Conference on Fluid Mechanics, held July 20-23, 2004, in Dalian, China.


32. Keynote Speaker, Stochastic Dependence Modeling in Environmental Hydrology, International Conference on Hydraulic Engineering: Research and Practice, held October 25-28, 2004, in Roorkee, India.


33. Hydrologic Modeling, Mexican Academy of Engineering, Mexico City, Mexico, March 2004.


34. Unification of Theories in Water Resources Research, Mexican Academy of Sciences, University of the Americas, Cholula, Mexico, March 2004.


35. Keynote Speaker, Multivariate Stochastic Hydrologic Analysis, International Workshop on Watershed Management in Dry Areas: Challenges and Opportunities, held January 4-6, 2005, in Djerba, Tunisia.


36. Keynote Speaker, Republic Day-26th of January, Hindu Vedic Center, Baton Rouge, January  23, 2005.


37. Keynote Speaker, Kinematic Wave theory of Bed Form Movement in Alluvial channels. International Conference on Research Methodology in Hydrology, held October 30-November 1, 2005, in Nanjing, China.


38. I-D-F Curves for Urban Drainage Design Using the Copula Method. University of Houston, Houston, Texas, April 29, 2005.


39. Perspectives in Water Resources: Chow Lecture, ASCE-EWRI Congress, May, 2005, Anchorage, Alaska.


40. Hydrologic Contributions of Professor A.R. Rao, Celebrations at Retirement of Professor A.R. Rao, Purdue University, May 2006.


41. The 2006 Flooding in New Orleans: Causes and Consequences. Western Kentucky University, Bowling Green, Kentucky, June 2006.


42. The 2006 Flooding in New Orleans. University of Texas at Brownsville, Texas, September 2006.


43. What Caused the 2006 Flooding in New Orleans? State University of New York-University at Buffalo, Buffalo, New York, November 2006.


44. Invited Speaker, Hydraulic Geometry, European Geophysical Union Annual Meeting, Vienna, Austria March, 2006.


45. Keynote Speaker, Copula Method for Deriving Joint Probability Distributions in Water Resources Engineering. International Conference on Hydrological Sciences for Water Resources Management in the Asian Developing World, held June 8-10, 2006, in Guangzhou, China.


46. Keynote Speaker, Derivation of Joint Probability Distributions in Water Resources Engineering Using the Copula method. Seminar on Waste Resources Technologies & Management through Innovation, held June 6, 2006, in Hong Kong, China.


47. Keynote Speaker, Multivariate Stochastic Analysis in Water and Environmental Engineering. 100th (Centennial) International Conference of American Society of Agricultural & Biological Engineers, Minneapolis, Minnesota, June 17-21, 2007, 2007.


48. Keynote Speaker, Groundwater: Issues, Challenges and Opportunities. International Conference on Groundwater Dynamics and Climate Change, held March 18-21, 2008, in Jaipur, Rajasthan, China.


49. Keynote Speaker, Trends in Rainfall, Temperature, Evaporation and Streamflow. Climate Change 2008, held April 28-30, 2008, Austin, Texas.


50. Panelist, Climate Change 2008, held April 28-30, 2008, Austin, Texas.


51. Keynote Speaker, Trends in Rainfall in Texas, Conference on Hydrological Modeling and Land Surface Parameterization in EMS Context, September 1, 2008, University of Oslo, Oslo, Norway.


52. Invited (Keynote) Speaker, Integrated Water Resources Management, HydroChange 08, held October 1-3, 2008, Tokyo, Japan.


53. Keynote Speaker, Mathematical Modeling of Watershed Hydrology, International Workshop on Advanced Typhoon and Flood Research, December 18-19, 2008, Taipei, Taiwan.


54. Keynote Speaker, Will We Have Enough Water in the Decades Ahead?, Indo-UK Workshop on Water Resources Management under Environmental and Climate Change, Indian Institute of Technology, Roorkee, India, September 12-13, 2009.


55. Keynote Speaker, Entropy Theory for Hydrologic Modeling, International Symposium on Hydrologic Modeling, Beijing Normal University, Beijing, China, October, 19-20, 2009.


56. Keynote Speaker, Hydrologic Modeling Using Entropy, International Workshop on Changes in Surface and Groundwater in the Tarim River Basin, Xi’an, China, November 22-26, 2009. 


57. Keynote Speaker, Asha and its Activities, Banquet, Delta, Phi Omega Sorority, Inc., College Station, Texas, April 2010.


58. Keynote Speaker, Hydrologic Synthesis Using Entropy Theory, International Conference on Advances in Statistical Hydrology, Taormina, Italy, May 2010.


59. Panel Speaker, Technical Contributions of Professor V. Yevjevich, International Conference on Advances in Statistical Hydrology, Taormina, Italy, May 2010.


60. Keynote Speaker, Rainfall Patterns in Texas, International Conference on Precipitation-2010, University of Coimbra, Portugal, June, 2010.


61. Keynote Speaker, Hydrologic Modeling Using Entropy, International Seminar on Water Resources and the Environment, National Agricultural University La Molina, Lima, Peru, August, 2010.


62. Keynote Speaker, Water, Environment, Energy and Population Rise: Implications for Environmental Sustainability under Climate Change, International Conference on Sustainable Water Managemnet-2010, Mehran University of Engineering & Technology, Jamshoro, Pakistan, September, 2010.


63. Keynote Speaker, Water, Environment, Energy, Population and Climate Change: Implications for Sustainability, 5th International Symposium on IWRM and 3rd International Symposium on Methodology in Hydrology, Hohai University, Nanjing, China, November 19-21, 2010.


64. Water Resources and Climate Change at University of North Dakota, Grand Forks, North Dakota, October, 2010.


65. Challenges, Opportunities and New Directions in Hydrology and Water Resources at North Dakota State University, Fargo, North Dakota, October, 2010.

​

66. Keynote Speaker, Large Watershed Modeling: Issues for Consideration,  Inception Workshop on Mathematical Modeling on River Brahmaputra with Emphasis on Climate Change, Indian Institute of Technology, Guwahati, India, 1-31 to 2-1-2011.


67. Keynote Speaker, Large Scale Hydrologic Modeling: A Perspective,  Inception Workshop on Mathematical Modeling on River Brahmaputra with Emphasis on Climate Change, Indian Institute of Technology, Guwahati, India, 1-31 to 2-1-2011.


68. Keynote Speaker, Drinking Water: Problems and Perspective, National Conference on Groundwater for Drinking: Issues and Options, Banaras Hindu University, Varanasi, India, February 11-13, 2011.


69. Keynote Speaker, A General Frequency Distribution for Annual Rainfall Maxima, International Conference on Sustainable Water Resources Management and Climate Change Adaptation, National Institute of Technology, Durgapur, India, February 17-19, 2011.


70. Keynote Speaker, A look at Droughts around the Globe in the 20th Century, Symposium on Data-Driven Approaches to Droughts (DDAD2011), Purdue University, West Lafayette, India, June 21-22, 2011.


71. Keynote Speaker, Future challenges in the Assessment and management of water resources in the monsoon climatic countries like India due to climatic variation, Fourth International Conference on Ground Water, Yadava College of Arts and Science, Madurai, India, September 26-31, 2011.


72. Keynote Speaker, Urban Ecosystems: Problems and Perspectives, International Conference on Environmentally Sustainable Urban Ecosystems (ENSURE), Indian Institute of Technology Guwahati, Assam, India, February 24-27, 2012.


73. Keynote Speaker, Urban Hydrology: Theory and Practice, International Conference on Environmentally Sustainable Urban Ecosystems (ENSURE), Indian Institute of Technology Guwahati, Assam, India, February 24-27, 2012.


74. Plenary Speaker, Engineering Agricultural Systems for Food Security under Climate Change, The 46th Annual Convention of ISAE and International Symposium on Grain Storage, G.B. Pant University of Agriculture and Technology, February 26-29, 2012.


75. Keynote Speaker, Groundwater: Where We are and Where We Go from Here, Fifth International Groundwater Conference (IGWC-2012), Maulana Azad College of Arts, Science and Commerce, Aurangabad, India, December 18-21, 2012.


76. Keynote Speaker, Water Security under Climate Change, International Perspective on Water Resources and the Environment (IPWE-13), Izmir, Turkey, January 7-9, 2013.


77. Plenary Speaker, Water Quantity and Quality Management and Climate Change, International Perspective on Water Resources and the Environment (IPWE-13), Izmir, Turkey, January 7-9, 2013.


78. Keynote Speaker, Reservoir Operation in the United States, Workshop on Reservoir Operation and Water Resources, held February 3-9, 2013, National Institute of Hydrology, Roorkee, India, 2013.


79. Invited Speaker, Entropy-based One Dimensional and two Dimensional Velocity Distributions and Their Application, Gerald and Lillian Orlob International Symposium on Theoretical Hydrology, University of California, Davis, California, August 5-6, 2013.


80. Invited Speaker, Engineering Water Security under Climate Variability and Change, 35th IAHR World Congress, Chengdu, China, September 8-13, 2-013.


81. Keynote Speaker, Florisa Melone: A Personal Reflection, Florisa Melone Memorial Conference, Assisi, Italy, October 10-11, 2013.


82. Keynote Speaker, Hydrologic Modeling Using Entropy, 33rd International Workshop on Bayesian Inference and Maximum Entropy Methods in Science and Engineering (MaxEnt 2013), held December 15-20, 2013, Canberra, Australia.


83. Invited Speaker Ven Te Chow: An Outstanding Scholar, at Session on Chow’ s Personality, Symposium on Commemorating Chow at World Environmental & Water Resources Congress held June 1-5, 2014, at Portland, Oregon, USA.


84. Keynote Speaker, Entropy Theory for Frequency Analysis of Hydrometeorological Extremes, International Conference on Hydrometeorological Extremes, held November 11-15, 2014, at the University of the Americas, Puebla-Cholula, Mexico.

85. Keynote Speaker, Water, Environment, Energy and Food (WEEF) Nexus, 19th International Conference HYDRO 2014 on Hydraulics, Water, Resources, Coastal And Environmental Engineering, December 18-20, 2014, NIT Bhopal, India.


86. Inaugural Speaker, Water, Environment, Energy and Food (WEEF) Nexus, 19th International Conference HYDRO 2014 on Hydraulics, Water, Resources, Coastal And Environmental Engineering, December 18-20, 2014, Bhopal, India.


87. Keynote Speaker, Entropy Theory for Frequency Analysis of Hydrometeorological Extremes, International Conference on Decision Support Systems for Disasters and Their Mitigation, December 28-30, 2014, Durgapur, India.


88. Inaugural Speaker, International Conference on Decision Support Systems for Hydrometeorological Disasters and their Mitigation, December 28-30, 2014, Durgapur, India.


89. Valedictory Speaker, International Conference on Decision Support Systems for Hydrometeorolgical Disasters and their Mitigation, December 28-30, 2014, Durgapur, India.


90. Inaugural Function Speaker, Connecting the Dots: A Unifying Theory for Water Engineering, XV World Water Congress, International Water Resources Association, held May 25-28, 2105, Edinburgh, Scotland.


91. Keynote Speaker, Entropy Theory for Streamflow Simulation, EWRA 9th World Congress on Water Resources Management in a Changing World: Challenges and Opportunities, held June 10-13, 2015, Istanbul, Turkey.


92. Keynote Speaker, A Unifying Theory for Modeling in Hydraulic Engineering, 20th International Conference HYDRO 2015 on Hydraulics, Water, Resources, Coastal And Environmental Engineering, December 17-19, 2015, IIT Roorkee, India.


93. Inaugural Speaker, International Conference on Managing Ravines for Food & Livelihood Security, March 7-10, 2016, Gwalior, India.


94. Keynote Speaker, Challenges in the Assessment and Management of Water Resources, International Conference on Water, Environment, Energy and Society (IC-WEES-2016), March  15-18, 2016, AISECT University, Bhopal, India.


95. Inaugural Speaker, International Conference on Water, Environment, Energy and Society (IC-WEES-2016), March 15-18, 2016, AISECT University, Bhopal, India.


96. Keynote Speaker, Tsallis Entropy Theory for Hydraulic Modeling, IAHR/USUD   International Symposium on Hydraulic Structures, June 26-30, 2016, Portland, Oregon, USA.


97. Keynote Speaker, Kinematic Wave Theory for Overland Flow, 2016 CY Water Summer Meeting, August, Beijing, China.


98. Invited Speaker, Entropy Theory for Hydrologic Modeling. International Workshop on Land Surface Multi-spheres Processes of Tibetan Plateau, held August 8-10, 2016, Xiniug, Qinghai, China.


99. Keynote Speaker, Tsallis Entropy Theory for Hydrologic Modeling, International Statistical Hydrology Symposium held September 25-27, 2016, Quebec City, Quebec, Canada.


100. Invited Speaker, Water: How Secure Are We? Global Water Meet 2016, University of Agricultural Sciences, Dharwad, India, October 24-26, 2016.

​

KEYNOTE AND DISTINGUISHED LECTURES
[176 KEYNOTE SPEECHES]

101. Keynote Speaker, Re-engineering Engineering Education, International Conference on Engineering Education and Research (ICEER) held November 21-24, 2016, Western Sydney University, Parramatta Campus, Sydney, Australia.


102. Keynote/Plenary Speaker, Storage, Convection, Advection, Diffusion, and Dispersion: How are They Related? International Conference on Applications of Fluid Mechanics, Indian Institute of Technology (ISM), Dhanwad, India, December 19-21, 2016.


103. Distinguished Lecture, Connecting Dots: A Unifying Theory for Modeling in Water Engineering, Texas A&M University, College Station, March 21, 2017.


104. Keynote Speaker, Theory of Frequency Distributions in Water Engineering. International Conference on Sustainable Technologies for Intelligent Water Management, Indian Institute of Technology Roorkee, India, February 16-19, 2018.


105. Keynote Speaker, Copula-Entropy Theory for Multivariate Stochastic Analysis in Environmental and Water Resources Engineering, International Conference on Water Resources and Environment Research, Nanjing, China, June 14-18, 2019.


106. Keynote Speaker, Hydrology: Problems, Challenges and Opportunities, Roorkee Water Conclave 2020, Indian Institute of Technology Roorkee, India, February 26-29, 2020.


107. Keynote Lecture, Bharat Singh Endowment Lecture, Indian Institute of Technology Roorkee, India, February 24, 2020.


108. Keynote Lecture, Entropy Theory and its Applications in Hydrologic Engineering, Webinar, G.B. Pant University of Agriculture & Technology, Pantnagar, India, May 2020.


109. Keynote Lecture, Water Resources Management and Challenges in India, Webinar, Central University of Haryana, Mahendragarh, India, June 2020.


110. Keynote Lecture, Hydrology: Problems, Challenges, and Opportunities, Webinar, D. Y. Patil College of Engineering, Akurdi, Pune, India, June, 2020.


111. Keynote Lecture, Challenges in Flood Management, Webinar, Indian Institute of Technology Roorkee, India, September 22, 2020.


112. Ven Te Chow Distinguished Seminar, Keynote Lecture, Kinematic Wave Theory of Overland Flow, University of Illinois, Urbana-Champaign, Illinois, October 9, 2020.


113. Keynote Lecture, World Water Resources, University of the Americas, Puel-aCholoual, Mexico, October, 2020.


114. Royce J. Tipton Award Lecture, Irrigated Agriculture for Food Security, American Society of Civil Engineers, Environmental and Water Resources Research Institute, October 2020.


115. Keynote Lecture, Hydrologic Challenges in Flood Management, UDLAP-University of the Americas, Puebla-Cholula, Mexico, Webinar, November 2020.


116. Keynote Lecture, Hydrologic Challenges, UDLAP-University of the Americas, Puebla-Cholula, Mexico, Webinar, November 2020.


117. Keynote Lecture, Flood Management: Issues and Challenges, Vebleo Webinar at International Conference on Materials Science, Engineering and Technology, November 2020.


118. Inaugural Address, International Workshop on Applications of Remote Sensing and GIS in Water Resources, Bhopal, India, December 2020.


119. Valedictory Address, International Workshop on Applications of Remote Sensing and GIS in Water Resources, Bhopal, India, December 2020.


120. Valedictory Address, STTP Online Workshop on Research methods and Technical Writing, Dr. S. & S.S. Gandhy Engineering College, Surat, India, December 2020.


121. Keynote Lecture, Paradigm Shift in Hydrologic Modeling, International Conference on Advances in Civil and Architectural Engineering, Dayanand Sagar College of Engineering, Bangalore, India, December 2020.

122. Keynote Lecture, Sediment Yield Modeling, Modares University, Iran, Webinar, January 2021.


123. Inaugural Address at International Conference (Online) on Recent Advances in Civil Engineering for Sustainable Development (RACESD- 2021), February 13-14, 2021, Bhopal, India.


124. Keynote Lecture, Unification in Water Engineering, at International Conference (Online) on Recent Advances in Civil Engineering for Sustainable Development (RACESD- 2021), February 13-14, 2021, Bhopal, India.


125. Keynote Lecture, How Water Secure are We under Climate Change? At International e-Conference on Water Source Sustainability, June 18-20, 2021, Indian Institute of Technology Roorkee, India.


126. Keynote Lecture, Re-engineering Engineering Education, at Faculty Development Program: Water Resources System Planning, Management and development for the Water Scarce Area, at Birla Institute of Technology and Science, Sindri, Jharakhand, India, June 26-30, 2021.


127. Keynote Lecture, Irrigated Agriculture for Food Security, International Agriculture Innovation Conference, Singapore, July, 2021.


128. Keynote Lecture, Urban Hydrology: Problems, Challenges and Opportunities, at Workshop on Urban Hydrology, held at G.B. Pant University of Agriculture and Technology, Pantnagar, India, July-August, 2021.


129. Invited Lecture, Bioengineering for River Bank Erosion Control. Brahmaputra Board, Guwahati, Assam, India, August 13, 2021.


130. Dr. K.G. Tejwani Memorial Lecture, Indian Association of Soil and Water Conservationists, Dehradun, India, September 23, 2021.


131. Keynote Lecture, Global Climate Change and Hydrologic Impacts, Meghalay University of Science and Technology, Meghalay, India, December 2021.


132. Convocation Address, National Institute of Technology, Goa, India, December, 2021.


133. Keynote Lecture, Developments in Civil Engineering, with Focus on Water Resources Engineering. International Conference on Sustainable Developments in Civil and Electrical Engineering, National Institute of Technology Kurukshetra, Haryana, India, December 2021.


134. Keynote Lecture, Unified Biochemical Pollution and Hydrologic Modeling at Groundwater Contamination and Modelling Approaches, IIT(ISM) Dhanbad, India, December, 2021.


135. Keynote Lecture, Theory of Hydraulic Geometry, HIS 2021 Conference, SV. National Institute of Technology Surat, Gujarat, India, December 2021.


136. Distinguished Lecture, Hydrological Modeling: Techniques, Innovations and the Future, National Remote Sensing Center, Dehradun, India, February, 2022.


137. Keynote Lecture, Multiple Non-linear Reservoirs to Model Water Balance Components in Sandy Soils. International Conference on Water Resources Management and Sustainability: Solutions for Arid Regions, Dubai, UAE, March 2022.


138. Keynote Lecture, Importance of Environmental Management, One-Month Certificate Short Course on Environmental Management, Meghalaya University of Science and Technology, Meghalaya, India, April 2022.


139. Keynote Lecture, Hydrologic Modeling: A Reflection. One-Day National Seminar on Advances in Water Resources Planning and Management, Indian Institute of Technology Madras, May 2022.


140. Valedictory Lecture, Groundwater: Where We Are and Where We Go from Here. Capacity Development Program titled "Approaches for Management of Groundwater Quantity and Quality with a Special Focus on Managed Aquifer Recharge" June 6-10, 2022, Indian Institute of Technology Roorkee, India.


141. Panel Lecture, A Weeklong Course on Glacial Lake Outburst Floods, held June 13-17, 2022, at Indian Institute of Technology Roorkee, India.


142. Keynote Lecture, Environmental and Water Management, International Conference on Water and Environmental Management, held June 22-23, 2022, at Centre for Water Resources Development and Management (CWRDM), Khozikhode, Kerala, India.


143. Inaugural Lecture, Drinking Water and Sanitation, Workshop on Drinking Water and sanitation and Inauguration of a New M. Tech Program on Drinking Water & Sanitation, July 1, 2022, Indian Institute of Technology Roorkee, India.


144. Keynote Lecture, Water-Energy-Environment-Food (WEEF) Nexus, Indian Association of Soil & Water Conservationists (IASWC) and ICAR-Indian Institute of Soil & Water Conservation (IISEC), July 6, 2022, Dehradun, India.


145. Keynote Lecture, Soil and Water: Nature’s Gift, Indian Association of Soil & Water Conservationists (IASWC) and ICAR-Indian Institute of Soil & Water Conservation (IISEC), July 7, 2022, Dehradun, India.


146. Keynote Lecture, Soil and Water Conservation Lecture, Indian Association of Soil & Water Conservationists (IASWC) and ICAR-Indian Institute of Soil & Water Conservation (IISEC), July 8, 2022, Dehradun, India.


147. The KCI Presidential Lecture, Technical Writing for Engineering Professionals: How to Write Journal Papers, Korea Concrete institute, South Korea, July 20, 2022.


148. Keynote Lecture, Setting the Tone for the Experto Credo, Water Summit-India 2022, Karunya Institute of Technology and Sciences, Coimbatore, India, September 2022.


149. Keynote Lecture, Climate and Weather-Related Extremes: Challenges and Opportunities, International Conference on Climate and Weather-Related Extremes ICCWE 2022, Indian Institute of Technology Roorkee, India, September 2022.


150. Keynote Lecture, Entropy Theory and its Application in Hydrologic Engineering. Indian Institute of Technology (BHU), Varanasi, India, October 2022.


151. Keynote Lecture, Hydrologic Modeling: Techniques, Innovations, and Future Outlook. Motilal Nehru National Institute of Technology Allahabad, October 2022, India.


152. Keynote Lecture, Education in the U.S. and India. Nehru Gram Bharati University, Allahabad, India, October 2022.


153. Keynote Lecture, Environmental and Water Resources Management, Central University of Haryana, Mahendragarh, India, October 2022.


154. Keynote Lecture, Research Methods, Central University of Haryana, Mahendragarh, India, October 2022.


155. Keynote Lecture, Critical Thinking, Central University of Haryana, Mahendragarh, India, October 2022.


156. Keynote Lecture, Groundwater: Where We Are and Where We Go from Here. International Conference on Groundwater Management, Indian Institute of Technology Roorkee, November 204, 2022.


157. Keynote Lecture, On-Farm Water Management and Climate Change. Water Week-2022, New Delhi, November 2022.


158. Keynote Lecture, Kinematic Wave Theory of Overland Flow, S.V. National Institute of Technology Surat, Gujarat, India, November 2022.


159. Keynote Lecture, Entropy Theory and its Application to Hydrologic Modelling, S.V. National Institute of Technology Surat, Gujarat, India, November 2022.


160. Keynote Lecture, Environmental and Water Resources Management, University of Agricultural Sciences, Bengaluru, India, November 2022.


161. Keynote Lecture, Opportunities for Postgraduate (M.S. and Ph.D.) Studies and Postdoctoral Fellowships in the United States, University of Agricultural Sciences, Bengaluru, India, November 2022.


162. Keynote Lecture, Environmental and Water Resources Management, International Conference on Advances in Science, Engineering and Technology for Sustainable Development, Bhopal, December 8-9, 2022.


163. Keynote Lecture, A Mathematical Treatment of Storage-Discharge Relation, 67th Indian Society of Theoretical and Applied Mechanics Conference, IIT Mandi, December 14, 2022.


164. Keynote Lecture, Hydrologic Extremes and Climate Change, workshop on Modelling Hydrological Extremes under Changing Climate, National Institute of Technology Warangal, India, January 2023.


165. Keynote Lecture, Hydrologic and Hydrometeorologic Extremes with Reference to Climate Change, Central Water and Power Research Station, Kharagwasla, India, January, 2023.


166. Keynote Lecture, Application of Entropy Theory in Hydrology and Hydraulics, Central Water and Power Research Station, Kharagwasla, India, January, 2023.


167. Keynote/Plenary Lecture, Sustainability and Hydrologic Modeling. Research and Industrial Conclave, Indian Institute of Technology Indore, M.P. India, January 2023.


168. University (Keynote) Lecture, Future Research in Water Engineering, Indian Institute of Technology Roorkee, Uttarakhand, India, January 2023.

169. Keynote Lecture, Climate Change: Challenges and Opportunities, Indian Institute of Technology Roorkee, Uttarakhand, India, February 2023.


170. Keynote Lecture, Hydrometeorologic Extremes, Punjab Engineering College, Chandigarh, Punjab, India, February 2023.


171. Inaugural Address, International Workshop on Biodiversity under Climate Change: Sustainable Development Scenario, Indian Institute of Technology Kharagpur, West Bengal, India, February 2023.


172. Keynote Lecture, Hydrology and Natural Resources Conservation and Management, International Workshop on Biodiversity under Climate Change: Sustainable Development Scenario, Indian Institute of Technology Kharagpur, West Bengal, India, February 2023.


173. Valedictory Address, International Workshop on Biodiversity under Climate Change: Sustainable Development Scenario, Indian Institute of Technology Kharagpur, West Bengal, India, February 2023.


174. Water Security, ASCE East Texas ASCE Section, LeTourneau University, Longview, Texas, March 2023.


175. Hydrologic Modeling, Workshop on Hydrologic and Hydraulic modeling and its Applications in Natural Resources Management, College of Agricultural Engineering and Technology SKUAST- Kashmir, and National Institute of Technology, Srinagar (J&K), India, March 2023.


176. Water: How Secure are We? Macdonald Campus of McGill University, Montreal, Canada, June 2023.

GUEST LECTURESHIP: [LECTURER AT 30 COURSES]

1.  Guest Lecturer at the First International Advanced Course on Water Resources Management:  Water for Health, Water for Food, and Water for Energy, held February 27 to July 27, l984, at the Center for Inter­national Studies, Villa La Colombella, Perugia, Italy; delivered six lectures on (a) nonlinear basin response modeling, and (b) ungaged basin response modeling.


2.  Guest Lecturer at the Second International Advanced Course on Water Resources Management:  Water for Health, Water for Food, and Water for Energy, held January l5 to June l5, l985, at the Center for Inter­national Studies, Italian University for Foreigners, Villa La Colombella, Perugia, Italy; delivered three lectures on (a) preliminary considerations for hydrologic modeling, (b) deri­vation of unit hydrographs, and (c) volumetric rainfall-runoff relationship.


3. Guest Lecturer at the Short-Term Specialized Course on Runoff Computation for Ungaged and Data Deficient Basins, held October ll-24, l987, at Center for Water Resources Studies, Patna University, Patna, India; delivered l8 lectures on Hydrology of Runoff from Ungaged Basins, and prepared notes over 600 pages.


4.  Guest Lecturer at the Short Course on Flood Frequency and Time Series Analysis, held June 28 to July l, l988, at the Universiti Kebangsaan Malaysia, UKM Bangi, Selangor, Malaysia; delivered lectures for 8 hours, and prepared notes over l00 pages.


5.  Guest Lecturer at the Institute on Runoff Processes and Morphological Evolution, held May 16-20, 1990, at the University of Basilicata, Potenza, Italy; delivered 6 lectures for 12 hours and prepared notes over 100 pages.


6.  Guest Lecturer at the Institute on Hydrologic and Geologic Risks held May-June 1992 at the University of Geneva, Geneva, Switzerland, in cooperation with the United Nations University, Tokyo, Japan; delivered 14 one-hour lectures on hydrologic risk.



7.  Guest Lecturer at the Institute on Entropy-Based Hydrologic Modeling, held May 29 - June 5, 1994, at the University of Basilicata at Potenza, Italy; delivered 8 two-hour lectures.


8.  Guest Lecturer at the International Course on Water Resources Management and Planning held April 18 - May 30, 1994, at Lund University, Lund, Sweden; delivered 4 two-hour lectures.


9.  Guest Lecturer at the Short Course on Hydrologic Models, held July 18-21, 1994, at the University of Witwatersrand, Johannesburg, South Africa; delivered 7 two-hour lectures and prepared notes over 100 pages.


10.  Guest Lecturer at the Graduate Course on Urban Drainage and Hydrologic Models, held July 29-August 3, 1996, at University of the Witwatersrand,  Johannnesburg, South Africa; delivered 7 two-hour lectures and prepared notes over 100 pages.


11. Guest Lecturer at the Graduate Course on Operation and Management of Irrigation Systems, held July 16-21, 1997, at Water Resources Development Training Centre, University of Roorkee, Roorkee, India; delivered 6 two-hour lectures and prepared notes over 150 pages.


12.  Guest Lecturer at the Graduate Course on Principles of Irrigation, held July 22-August 15, 1997, at Water Resources Development Training Centre, University of Roorkee, Roorkee, India; delivered 15 two-hour lectures and prepared notes over 200 pages.


13.  Guest Lecturer at the Graduate Course on Planning and Design of Irrigation Systems, held July 16-August 15, 1997, at Water Resources Development Training Centre, University of Roorkee, Rookee, India; delivered 8 two-hour lectures and prepared notes over 150 pages.


14.  Guest Lecturer at the Graduate Course on Modelling in Hydrology, held May 11-29, 1998, at the Institute for Hydrodynamics, Hydraulics and Hydrology, University of Technology, Graz, Austria.


15.  Guest Lecturer at the Graduate Course on Computer Models in Hydrology, held June 8-18, 1998, at the  Institute of Hydraulics, Hydrology and Water Resources, University of Technology, Vienna, Austria.


16. Guest Lecturer at the Graduate Course on Hydrologic Modelling, held July 13-23, 1998, at the  Institute of Hydraulics, Hydrology and Water Resources, University of Technology, Vienna, Austria.


17. Guest Lecturer at Workshop on Environmental Technologies and Public Health, held November 20-22, 2000, at Escola Nacional de Saude Publica-Fiocruz, Rio de Janeiro, Brazil..


18. Guest lecturer at Advanced Training Course on New Technologies for Flood Disaster Mitigation, Flood Control and Drought Relief Engineering Research Center, Ministry of Water Resources, September 2001, Beijing, China.


19. Guest Lecturer at Short Course on Risk and Reliability Analysis in Environmental and Water Resources, December 2001, Nanayang Technological University, Nanayang, Singapore.


20. Guest Lecturer at Short Course on Land Surface Hydrological Processes in Relation to Water resources Management and Extreme Weather events (Droughts and Floods), December 2002, MCR HRD Institute-Mahadevan International Center, Hyderabad, India, December, 2002.


21. Guest Lecturer at Short Term Course on System Analysis Techniques and Computer Applications in Water Resources Management, January 2004, Indian Institute of Technology Roorkee, Roorkee, India.


22. Guest Lecturer at Short Term Course on Hydrologic Modeling Using Kinematic Wave Theory, August 2010, National Agricultural University la Molina, Lima., Peru.


23. Guest Lecturer for Course on Environmental Modeling, January 2012, Technical University of Munich, Germany.


24. Guest Lecturer for Course on Subsurface Flow Processes, January 2012, Technical University of Munich, Germany.


25. Guest Lecturer at Summer Course on Hydrologic Modeling and Climate Change, July 1-11, 2014, Indian Institute of Technology Kharagpur, India. 


26. Guest Lecturer at STTP (Science and Technology Transfer Program), December 8-12, 2014, S.V. National Institute of Technology, Surat, Gujarat, India.


27. Guest Lecturer for Course on Entropy Theory in Water Science and Sedimentology, April 9-15, 2016, Departamento De Geologia Escuela De Posgrado, Universidad Nacional Del Sur, Bahia Blanca, Argentina.


28. Guest Lecturer at GIAN Course on Hydrologic Modeling and Climate Change, December 5-16, 2016, G.B. Pant University of Agriculture & Technology, Pantnagar, India. 


29. Guest Lecturer for Course on Entropy Applications in Water Engineering, January 21-31, 2017, Department of Statistics and Infromation Sciences, Federal Rural University of Pernambuco, Brazil.


30. Guest Lecturer at GIAN Course on Integrated Biochemcial and Hydrologic Modeling, April 9-14, 2018, National Institute of Technology, Jamshedpur, India

INVITED LECTURES OR SEMINARS: [311 SEMINARS]

1.  A Nonlinear Kinematic Wave Model, Colorado State University, Fort Collins, Colorado, May  l974.


2.  Hydrodynamic Modeling of Watershed Runoff, New Mexico Institute of Mining and Technology, Socorro, New Mexico, May l974.


3.  A  Glimpse  of  American  Education, S.M.D.D.I. College,  Naglavishnu,  Agra,  U.P.,  India,      December l974.


4.   A Comparison of American and Indian Education Systems, S.R.A.K.H.S. School, Kagarol, Agra, U.P., India, January l975.


5.  Some  Mathematical  Problems in Water  Resources,  New Mexico  Institute  of  Mining  and       Technology, Socorro, New Mexico, May l976.


6. A Survey of Runoff Technology, The George Washington University, Washington, DC, October l976.


7.  Dynamics of Surface Runoff, The University of Iowa, Iowa City, Iowa, May l977.


8. A Survey of Physically Based Hydrologic  Models, Mississippi  State University,  Mississippi State, Mississippi, June l978.


9.  On Hydrologic Transport Processes, Cleveland State University, Cleveland, Ohio, June l978.


l0.  Free Boundary Problems in  Water  Resource  Engineering, U.S.  Army  Corps of  Engineers       Waterways Experiment Station, Vicksburg, Mississippi, October l978.


ll. Transport of Pollutants in Natural Watersheds, Mississippi State University, Mississippi State,     Mississippi, November l979.


l2.  The U.S.A. to an Alien, Tantpur I. College, Tantpur, Agra, U.P., India, December l979.


l3.  A  Hydrodynamic  Investigation  of  Watershed  Runoff,  U.P.  Irrigation  Research  Institute,       Roorkee, U.P., India, December l979.


l4.  Perspective  on  American  Education, S.M.D.D.I.  College, Naglavishnu,  Agra, U.P., India,       December l979.


l5.  Systems Approach to Environmental and Water Resources Problems, National Cheng-Kung        University, Tainan, Taiwan, Republic of China, May l980.


l6. Mathematical Modeling of Watershed Response, U.S. Department of Agriculture, Sedimentation Laboratory, Oxford, Mississippi, June l980.



l7.  Mathematical Models in Water Resources, Indian Institute of Technology, Kharagpur, India,       November l980.


l8.  Mathematical Models for Transport of Mine Affluents, Central Mine Planning and Design           Institute Limited, Ranchi, Bihar, India, November l980.


l9.  Mathematical Models for Agricultural Water Utilization, Water Technology Center, Indian          Agricultural Research Institute, New Delhi, India, December l980.


20. Modeling in Hydrology, Bihar College of Engineering, Patna, Bihar, India, December l980.


2l.  Application of  Mathematics  in  Water  Resources,  Pant  College  of Technology, G. B. Pant      University of Agriculture and Technology, Pantnagar, U.P., India, December l980.


22. Mathematical  Study of  Water and  Sediment  Movement in  Upland Areas, Louisiana State        University, Baton Rouge, Louisiana, February, l98l.


23.  An Overview of Models for Transport of Water and Sediment, Universita Di Firenza, Firenze,    Italy, May l982.


24.  Physically Based Models of Rainfall-Runoff Relation, Universita Di Firenza, Firenze, Ital, May l982.


25.  Conceptual and Physically Based Models of Flood Routing, Universita Di Firenza, Firenze, Italy, May l982.


26.  Application   of  Mathematical  Hydrologic  Models  to  Ungaged  Watersheds  and  Other          Environments, Universita Di Firenza, Firenze, Italy, May l982.


27.  Physically Based Models of Erosion and Sediment, Universita Di Firenza, Firenze, Italy, May    l982.


28.  Spatially  Lumped  and  Empirical  Models  of Erosion and Sediment,  Universita Di Firenza,  Firenze, Italy, May l982.


29.  Systems Approach to  Hydrologic Modeling,  University of  Wollongong, Wollongong, New      South Wales, Australia, June l982.


30. Physically Based Approaches to Hydrologic Modeling, University of Wollon­gong, Wollongong, New South Wales, Australia, June l982.


3l.  Systems Approach to  Basin  Response, University  of Wollongong, Wollon­gong, New South     Wales, Australia, July l982.



32. Physically Based Approach to Basin Response, University of Wollongong, Wollongong, New  South Wales, Australia, July l982.


33.  Physical Approach  to  Hydrologic  Modeling, University of Wollongong, Wollongong, New      South Wales, Australia, July l982.


34.  Systems Approach  to  Hydrologic  Modeling, University of Wollongong, Wollongong, New      South Wales, Australia, July l982.


35.  Free Boundary Problems in Flow of Water over Porous Media, Department of Mathematics,       Louisiana State University, Baton Rouge, Louisiana, September l982.


36.  Scientific Methods of Collection and Documentation of Hydro­meteoro­logic Data for Surface      Water Studies, Center for Water Resources Development and Management, Calicut, Kerala,           India, May 28, l983.


37.  Data for Hydrologic Studies, Center for Water Resources Develop­ment and Management,           Calicut, Kerala, India, May 28, l983.


38.  Processing and Dissemination of Hydrometeorologic Data for Water Resources Studies in the  United States, Center for Water  Resources  Develop­ment  and  Management, Calicut, Kerala, India, May 29, l983.


39.  Application of Hydrologic Modeling to Water Resources Planning and Management, Bihar         College of Engineering, Patna, Bihar, India, December 20, l983.


40.  Streamflow  Modeling  for  Ungaged  Basins,  U.S.  Army  Engineer Waterways Experiment       Station, Vicksburg, Mississippi, October, l983.


4l. Hydrologic Simulation of the Amite River Basin, Louisiana, Water Resources Interest Forum, Louisiana State University, Baton Rouge, Louisiana, February 2l, l984.


42.  Preliminary Considerations for Conceptual Hydrologic Modeling, Universita Italiana Per             Stranieri, Villa La Colombella, Perugia, Italy, May l984.


43.  Elements  of  Conceptual  Hydrologic Modeling,  Universita  Italiana  Per Stranieri, Villa La       Colombella, Perugia, Italy, May l984.


44. Conceptual  Hydrologic  Modeling,  Universita  Italiana Per  Stranieri, Villa  La  Colombella,     Perugia, Italy, May l984.


45. Conceptual Models for Ungaged Basins, Universita Italiana Per Stranieri, Villa La Colombella, Perugia, Italy, May l984.

​

46. Nonlinear Conceptual Models, Universita Italiana Per Stranieri, Villa La Colombella, Perugia, Italy, May l984.


47.   A Hydrologic Model for Data-Scarce Basins, Indian Institute of Technology, New Delhi, India, September l984.


48.  Evolution of Breach during Dam Failures,  Environmental Laboratory, U.S.  Army  Engineer      Waterways Experiment Station, Vicksburg, Mississippi, October 5, l984.


49.  An  Integrated and  Interdisciplinary  Approach to   Hydrologic  Modeling,  Center for Water Resources Development and Management, Kerala, India, December l984.


50.  A  Survey  of  Hydrologic   Research  at  Louisiana  State  University,  National  Institute  of       Hydrology, Roorkee, India, May l985.


5l.  Applications of Information Theory in Water Resources, Institution of Engineers, University of   Roorkee, Roorkee, India, May l985.


52.  Preliminary Considerations for Hydrologic Modeling, Universita Italiana Per Stranieri, Villa       La Columbella, Perugia, Italy, June l985.


53.  Derivation  of  Instantaneous  and  Finite  Period  Unit  Hydrographs,  Universita Italiana Per      Stranieri, Villa La Columbella, Perugia, Italy, June l985.


54. Volumetric Rainfall-Runoff Relationship, Universita Italiana Per Stranieri, Villa La Columbella, Perugia, Italy, June l985.


55. Application of Geomorphology to Hydrologic Modeling for Ungaged Basins, The University     of New South Wales, Sydney, Australia, August l985.


56.  Hydrologic  Modeling  Using Geomorphologic Parameters,  National Institute of Hydrology,       Roorkee, India, July l986.


57.  Applications of Entropy in Hydrology, National Institute of Hydrology, Roorkee, India, July     l986.


58.  Dam Breach Modeling, Engineering and Research Center, U.S. Bureau of Reclamation, Denver, Colorado, September, l987.


59.  Current Research Trends in Hydrology, Center of Water Resources Studies, Bihar College of   Engineering, Patna, India,  December l987.


60.  Hydrologic  Modeling  Using  Entropy,  Guindy  College  of  Engineering, Anna University,      Madras, India, October, l987.

​

6l. Hydrologic  Modeling  using  Geomorphology,  Indian Institute of Science, Bangalore, India,     November, l987.


62. A Multivariate Stochastic Analysis of Streamflow Using Entropy, Louisiana Water Resources    Research Institute, Louisiana State University, Baton Rouge, Louisiana, November, l987.


63. A Hydrodynamic Approach to Water Resources Modeling, Vrije Universiteit Brussel, Brussels, Belgium, March, l988.


64.  Equations of Hydraulics, Vrije Universiteit Brussel, Brussels, Belgium, March l988.


65.  Geometric Representation, Vrije Universiteit Brussel, Brussels, Belgium, March l988.


66.  Linearization of Hydraulic Equations, Vrije Universiteit Brussel, Brussels, Belgium, March        l988.


67.  Wave Propagation, Vrije Universiteit Brussel, Brussels, Belgium, March l988.


68.  Kinematic Wave Theory, Vrije Universiteit Brussel, Brussels, Belgium, March l988.


69.  Kinematic Wave Modeling of Watershed Runoff, Vrije Universiteit Brussel, Brussels, Belgium, March l988.


70.  Kinematic  Wave  Modeling of  Soil Erosion,  Vrije Universiteit Brussel, Brussels, Belgium,      March l988.


7l.  Kinematic Wave Modeling of Flow over Porous Beds, Vrije Univer­siteit Brussel, Brussels,         Belgium, March l988.


72. Application of Entropy in Hydrology, Wagennigen Agricultural University, Wageningen, The Netherlands, April l988.


73. Overland Flow Modeling, Wagennigen Agricultural University, Wageningen, The Netherlands, April l988.


74. Subsurface Flow Modeling, Wagennigen Agricultural University, Wageningen, The                    Netherlands, April l988.


75.  Some Perspectives on Entropy, Katholieke Universiteit Leuven, Leuven, Belgium, May l988.


76.  Modern  Concepts in Hydrology, Ecole    Polytechnique   Federale   de   Lausanne,    Institut      D'Hydraulique et D'Energie, Lausanne, Switzerland, May l988.


77. Entropy:  Application and Potential in Water Resources, Asian Institute of Technology, Bangok, Thailand, July l988.


78.  Some   Aspects  of  Probabilistic  Modeling  Using  Entropy,  Center   for   Water Resources       Development and Management, Calicut, Kerala, India, July l988.


79. Illustrative Examples for Application of Entropy in Hydrology, Land and Water Management,    Aurangabad, Maharashtra, India, July l988.


80.  Entropy in Engineering, Annual Day Celebrations, The Institution of Engineers, Panjim, Goa, India, July l988.


8l. Application of Entropy to Network Design, National Institute of Oceanography, Panjim, Goa, India, July l988.


82. Hydrologic Modeling Using Entropy, Universita Degli Studi Della Basilicata, Potenza, Italy,     December l988.


83.  Infiltration Modeling Using Systems Approach, National Institute of Hydrology, Roorkee, India, June l989.


84. A Geomorphological  Approach  to  Hydrologic  Modeling,  National  Institute of Hydrology,    Roorkee, India, June l989.


85.  Application  of  Entropy  Theory  in  Hydrology   and   Water   Resources,  Central   Designs      Organization, Department of Water Resources, Gandhi Nagar, Gujarat, India,  July l989.


86.  Role of Information Theory in Hydrologic Modeling, Bangladesh Centre for Advanced Studies, Dhaka, Bangladesh, July l989.


87. Probable Maximum Precipitation (PMP) and Probable Maximum Flood (PMF), Swiss Federal  Institute of Technology, Lausanne, Switzerland, June 1990.


88.  Probable Maximum Flood (PMF) for Design of Hydraulic Works, Swiss Federal Institute of       Technology, Lausanne, Switzerland, June 1990.


89.  Entropy in Hydrology and Water Resources, Department of Civil Engineering, University of      Roorkee, Roorkee, India, July, 1991.


90.  Perspectives on Entropy Applications in Water Resources, Post-Graduate College, Ambhah,       Morena, India, August 1991.


91. Accuracy of Flood Discharge Determinations, Swiss Federal Institute of Technology, Lausanne, Switzerland, June 1992.


92. Hydrologic Modeling of Ungaged Watersheds, Swiss Federal Institute of Technology, Lausanne, Switzerland, June 1992.


93. Concept of PMP and PMF and Application of the Methods of their Computation in the United  States, Federal Water Management Board, Berne, Switzerland, August 1992.


94.  Accuracy  of  Hydrodynamic  Models  of  Free Surface Flows, University of Roorkee, Water      Resources Development and Training Center, Roorkee, India, August, 1992.


95.  Errors  of  Hydrodynamic  Approximations  for  Modeling Free Surface Flows, Dokuz Eylul       University, Izmir, Turkey, October, 1992.


96. Quantification of Errors in Kinematic-Wave and Diffusion-Wave Approximations for Modeling Surface Flows, Swiss Federal Institute of Technology, Zurich, Switzerland, July, 1992.


97. Water Quality Monitoring Networking in the United States, University of Central Queensland,   Rockhampton, Australia, February, 1993.


98. Water  Resources  Program  at  Louisiana  State  University, U.S. Army Engineer Waterways     Experiment Station, Vicksburg, Mississippi, March, 1993.


99.  Water Quality Modeling, University of Basilicata at Potenza, Italy, May 1993.


100.  Local Scour, University of Basilicata at Potenza, Italy, May 1993.


101.  Hydrodynamic Modeling of Solute Transport Processes, University of Basilicata at Potenza,  Italy, May 1993.


102.  Entropy-Based Scour Modeling, University of Basilicata at Potenza, Italy, May 1993.


103. Groundwater Modeling and Research, Kuwait Institute of Scientific Research (KISR), Kuwait, December 1993.


104.  A Perspective on Hydrologic Science, University of Basilicata at Potenza, Italy, May 1994.


105.  Entropy Theory, University of Basilicata at Potenza, Italy, May 1994.


106.  Entropy-Based Hydrologic Modeling, University of Basilicata at Potenza, Italy, June 1994.


107.  Design of Hydrologic Networks, University of Basilicata at Potenza, Italy, June 1994.


108. Entropy-Based Hydrologic Network Design, University of Basilicata at Potenza, Italy, June  1994.


109.  Univariate Streamflow Forecasting Using Entropy, University of Basilicata at Potenza, Italy, June 1994.


110.  Bivariate Streamflow Forecasting Using Entropy, University of Basilicata at Potenza, Italy,     June 1994.


111. Environmental  and  Ecologically  Sound  Water  Resources Management, Lund University,     Lund, Sweden, May, 1994.


112.  Watershed Management, Lund University, Lund, Sweden, May, 1994.


113.  Hydrologic Modeling, Lund University, Lund, Sweden, May, 1994.


114.  Erosion Modeling, Lund University, Lund, Sweden, May, 1994.


115.  Pollutant Modeling, Lund University, Lund, Sweden, May, 1994.


116.  Water Resources:  Where Do We Go from Here?, Lund University, Lund, Sweden, May, 1994.


117. Kinematic-Wave Models in Hydrology, The  University of  Witswatersrand,  Johannesburg,     South Africa, July 1994.


118.  HEC 1 Model:  Theory, The University of Witswatersrand, Johannesburg, South Africa, July  1994.


119. HEC 1 Model:  Application, The University of Witswatersrand, Johannesburg, South Africa, July 1994.


120.  HEC 2:  Theory, The University of Witswatersrand, Johannesburg, South Africa, July 1994.


121.  HEC 2:  Application, The University of Witswatersrand, Johannesburg, South Africa, July      1994.


122.  HEC 3, The University of Witswatersrand, Johannesburg, South Africa, July 1994.


123.  Dam Breach Modeling, The University of Witswatersrand, Johannesburg, South Africa, July 1994.

​

124. Analytical  Dam  Breach  Models,  The University of Witswatersrand, Johannesburg, South     Africa, July 1994.


125.  Kinematic-Wave Modeling - General, Department of Water Resources Engineering, Lund        University, Lund,  Sweden, August, 1994.


126.  Kinematic Wave Theory, Department of Water Resources Engineering, Lund University, Lund Sweden, August, 1994.


127.  Overland Flow Modeling:  Analytical Solutions, Department of Water Resources Engineering, Lund University, Lund, Sweden, August, 1994.


128.  Overland Flow Modeling: Numerical Solutions, Department of Water Resources Engineering, Lund University, Lund, Sweden, August, 1994.


129. Is  Nature  Kinematic?  A Discussion  of  Hydrologic  Problems,  Technical   University of       Denmark, Lyngby, Denmark, August,1994.


130. Flood Routing, Department of Water Resources Engineering, Lund University, Lund, Sweden, September, 1994.


131. Movement of Soil Moisture, Department of Water Resources Engineering, Lund University,     Lund, Sweden, September, 1994.


132. Physically-Based Modeling, Department of Water Resources Engineering, Lund University,     Lund , Sweden, September, 1994.


133.  Kinematic Hydrology, Institute of Earth Sciences, Uppsala University,  Uppsala,  Sweden,       September,1994.


134. Basic Concepts and Principles of Physically Based Modeling in Hydrology,  Department of      Water Resources Engineering, Lulea University of Technology, Lulea, Sweden, September,            1994.


135. Engineering, Lulea University of Technology, Lulea, Sweden, September  1994.


136.  Rainfall-Runoff Modeling Using Kinematic Wave Theory, Department of Water Resources      Engineering, Lulea University of Technology, Lulea, Sweden, September 1994.


137. Flow Routing Using Kinematic Wave Theory, Department of Water Resources Engineering,    Lulea University of Technology, Lulea, Sweden, September, 1994.


138.  Physically   Based   Hydrologic   Modeling,  Swiss-Federal Institute of Technology,  Zurich,    Switzerland, November 1994.

​

139.  Kinematic  Wave  Theory  and  its  Application  in  Geophysics, Swiss-Federal  Institute of       Technology, Zurich, Switzerland, November 1994.


140.  Issues and Problems in Global Hydrology, National Institute of Hydrology,  Roorkee, India, November, 1994.


141.  Research and Current Trends in Hydrology, National Institute of Hydrology, Roorkee, India, March, 1995.


142.  Parameter Estimation and Error Analysis, Swiss-Federal Institute of Technology, Lausanne, Switzerland, July, 1995.


143. Rainfall-Runoff Modeling, Swiss-Federal Institute of Technology, Zurich, Switzerland, 1995.


144.  Flood Wave Propagation, Swiss-Federal Institute of Technology, Zurich, Switzerland, 1995.


145.  The Use of Entropy  in  Hydrology  and  Water  Resources,  Central Queensland University,   Rockhampton, Queensland, Australia, March 1996.  


146. Continuum Approach to Hydrologic modeling, Climate Impact Research Institute, Potsdam,     Germany, June, 1996.


147.  Coupling Dynamics of Moving Storms with Dynamics of Watershed Runoff, Centre for Water Resources Development and Management, Calicut, Kerala, India, June, 1996.


148. Modeling Surface Runoff with Moving Storms, M.P. Land and Water Management Institute,  Bhopal, M.P., India, June, 1996.


149.  Effect of Storm Movement on Surface Runoff, Centre for Water Resources Studies, Patna         University, Patna, Bihar, India, June, 1996.


150.  Kinematic Wave Modeling of Surface Runoff under Moving Storms: Effect of Direction,          Institute of Geography, Swiss-Federal  Institute of  Technology, Zurich, Switzerland, May 1997.


151.  Kinematic Wave Modeling of Surface Runoff under Moving Storms: Effect of Direction and Duration, Institute of Geography, Swiss-Federal Institute of Technology, Zurich, Switzerland, May 1997.


152.  Kinematic Wave Modeling of Surface Runoff under Moving Storms: Infiltration Included, Institute of Geography, Swiss-Federal Institute of Technology, Zurich, Switzerland, May 1997.

​

153. The Role of  Kinematics in  Environmental and  Water Resources,   Institute of Geography,  Swiss-Federal Institute of Technology, Zurich, Switzerland, May 1997.


154.  Hydrological   Modeling under   Moving  Storms:  Impervious  Surfaces,   Department of       Environmental  Engineering and  Physics,  University of  Basilicata at Potenza, Italy, May  1997.


155.  Hydrological   Modeling under   Moving storms:   Pervious   Surfaces,    Department of  Environmental  Engineering and  Physics,  University  of  Basilicata at Potenza, Italy,  May 1997.


156. Modeling of River Water Quality: Basic Concepts, Department of  Environmental Engineering and Physics, University of Basilicata at Potenza, Italy, May 1997.


157. Modeling of River Water Quality: Moving Storms, Department of Environmental Engineering and Physics, University of Basilicata at Potenza, Italy, May 1997.


158.  Entropy and its Application in Water Resources, Water Resources Development Training         Centre, University of Roorkee, Roorkee, India, August 1997.


159. Application  of  Hydrodynamical   Wave  Theory  in  Environmental   and  Water  Sciences,     Department of Civil Engineering, University of Roorkee, Roorkee, India, August 1997.


160.  What is Hydrology?, National University of Seoul, Seoul, South Korea, December 1997. 


161. Hydrology: Perspectives and Issues, Korean Society of Civil Engineers, Pusan Branch, Pusan, South Korea, December 1997.


162. Hydrology: Problems and Directions, Department of Gyeongbuk National University, Taegu,   South Korea, December, 1997.


163. Engineering Hydrology,  Korean  Society  of  Civil Engineers, Taegu Branch, Taegu, South     Korea, December 1997.


164. Hydrology: Perspectives, Department of Civil Engineering, Korea University, Seoul, South     Korea, January, 1998.


165. Hydrology: Future Trends, Department of Civil Engineering, Hanyang University, Seoul,         South Korea, January 1998.


166. Hydrology:  Rural  Development,  Rural  Development  Corporation, Seoul, South Korea,       January 1998.

​

167. A Systems Theory  for  Analysis  and Synthesis of  Social Systems, School of  Social Work,    Louisiana State University, Baton Rouge, Louisiana, March 1998.


168. Advances in Water Resources, University of Coimbra, Coimbra, Portugal, June 1998.


169. Perspectives  in Water  Resources  Research, Technical University of Prague, Praha, Czech     Republic, June 1998.


170. Entropy  and  Regional  Frequency  Analysis,  Technical University of Bratislava, Bratislava, Slovakia, June 1998.


171. Kinematic  Wave  Modeling  for  Irrigation  and River Engineering, Water Resources Development Training Center, University of Roorkee, Roorkee, U.P., India, July 1998.


172. Use of Entropy Concept in Water  Resources  Engineering, Water  Resources  Development     Training Center, University of Roorkee, Roorkee, U.P., India, July 1998.


173.  Advances in Hydrology, National Institute of Hydrology, Roorkee, U.P., India, July 1998.


174.  Overland Flow Revisited, Purdue University, West Lafayette, Indiana, April, 1999.


175. Entropy Theory and its Application in Water Resources and Environmental Systems, Colorado  State University, Fort Collins, Colorado, June, 1999.


176. The Use of Entropy Theory in Hydrology and Water Resources, U. S. Bureau of Reclamation,   Denver, Colorado, June, 1999.


177.  Advances in Hydrology, University of Roorkee, Roorkee, India, August, 1999.


178.  Role of Hydrology in Environmental and Ecological Management, Kyungsan University,          Kyungsan, South Korea, October, 1999.


179. Hydrologic Modeling for Water Resources Planning and Management, Ministry of Water          Resources and Construction, Jakarta, Indonesia, October, 1999.


180. Theory of Bureaucracy and Social Development, School of Social Work, Louisiana State           University, Baton Rouge, Louisiana, March, 2000.


181. Computer Applications in Environmental and water Resources, Symposium on Celebrating the Success of Computer Science Graduates, Louisiana State University, Baton Rouge,                       Louisiana, April, 2000.


182. Daily Stream Flow Simulation, University of Perugia, Perugia, Italy, May, 2000.


183. Hydraulic Geometry, University of Perugia, Perugia, Italy, May, 2000.


184. Theories of Hydraulic Geometry, University of Bologna, Bologna, Italy, May, 2000.


185. Theoretical Approaches to Hydraulic Geometry, University of Florence, Florence, Italy, May,  2000.


186. Application of Hydraulic Geometry to River Training Works, University of Rome, Rome, Italy, May, 2000.


187. Hydraulic Geometry and River Stability, University of Basilicata, Potenza, Italy, May, 2000.


188. Water Resources Research at Louisiana State University, Shihezi University, Shihezi, P. R.      China, July 2000.


189. Hydrologic Modeling for Water Resources Project Design, Ministry of Water Resources,           Urmuqi, Xinjinag Province, P. R. China, July 2000.


190. Hydrology and flooding, Natural Disasters Course, Department of Civil and Environmental       Engineering CEBA Building, October 2000, LSU, Baton Rouge, La.


191. Hydrology and flooding, Natural Disasters Course, Department of Civil and Environmental

Engineering CEBA Building, October 2000, LSU, Baton Rouge, La.


192. Wave Theory for Modeling Civil and Environmental Engineering Systems, Graduate Seminar Course, Department of Civil and Environmental Engineering, CEBA building, LSU, Baton Rouge, LA, September 2000. 


193. Groundwater: Perspectives and Problems. Kuwait Institute for Scientific Research, Safat, Kuwait, January 2001.


194. Watershed Modeling, Nanyang Technological University, Nanyang, Singapore, September 2001.


195. Water Resources: Excess, Deficit, Problems and Perspectives, Nanyang Technological University, Nanyang, Singapore, September, 2001.


196. Mathematical Models of Watershed Hydrology, Tsinghua University, Beijing, China, September 2001.


197.  Mathematical Modeling in Hydrology, University of Technology, Malaysia, September 2001.


198. Diversity and Global Conflict, School of Social Work, Louisiana State University, Baton Rouge, Louisiana, October 2001.


199. Advances in Watershed Modeling, Ministry of Irrigation and Drainage, Southeast Asia Water Resources and Hydrology Center for Humid tropics, Kuala Lumpur, Malaysia, December 2001.


200. Groundwater Modeling: Problems and Perspectives, National Geophysical Research Institute, Hyderabad, India, December 2002.


201. Groundwater Modeling, Jawaharlal Nehru Technological University, Hyderabad, India, December 2002.


202. Application of Entropy Theory in Water Resources, Indian Institute of Technology, Roorkee, India, December 2002.


203. Risk Methodology, Indian Institute of Technology, Roorkee, India, July, 2003.


204. Watershed Management in Water Scarce Regions, Central Institute of Soil Science, December 2003, Bhopal, India.


205. Health, Science and Engineering, S.R. Institute of Medical Sciences, Information Technology and Management, Agra, India, January 2004.


206. Meeting Water Scarcity and Role of Education, National Institute of Technology, Kuruchhetra, India, January 2004.


207. Hydrologic Modeling, Mexican Academy of Engineering, Mexico City, Mexico, March 2004.


208. Unification of Theories in Water Resources Research, Mexican Academy of Sciences, University of the Americas, Cholula, Mexico, March 2004.


209. Mathematical Modeling of Watershed Hydrology, University of Guelph, Canada, May 2004.


210. Rainfall Frequency Analysis Using the Copula Method, Montreal Ecole Polytechnique, Canada, May 2004.


211. The Impulse Response Functions as Probability Distribution Functions, University of Quebec, Canada, May 2004.


212. Hydraulic Geometry, University of Basilicata, Potenza, Italy, June 2004.


213. Flow in Open Channels: Recent Advances, Institute of Mechanics, Chinese Academy of Sciences, Beijing, China, July, 2004.


214. Fluid Mechanics in Environmental Science and engineering, Dalian University of Technology, Dalian, China, July 2004.


215. A Profile of Louisiana State University, Hohai University, Nanjing, China, July 2004.


216. Watershed Hydrology Modeling, Hohai University, Nanjing, China, July 2004.


217. Stochastic Dependence Modeling in Hydrology, G.P. Pant University of Agriculture and Technology, Pantnagar, India, November 1, 2004.


218. Hydrology, Hydraulics, Water Resources and Environmental Engineering, G.P. Pant University of Agriculture and Technology, Pantnagar, India, November 1, 2004.


219. Water Engineering: Regional Issues and Challenges for the Next Decade, Texas A&M University, College Station, Texas, January 31, 2005.


220. I-D-F Curves for Urban Drainage Design Using the Copula Method. University of Houston, Houston, Texas, April 29, 2005.


221. Perspectives in Water Resources: Chow Lecture, ASCE-EWRI Congress, May, 2005, Anchorage, Alaska.


222. I-D-F Curves Using the Archimedean Frank Copula. Utah State University, September 2005, Logan, Utah.


223. A Review of Flood Frequency Methods and Some Emerging Techniques. U.S. Bureau of Reclamation, September 2005, Denver, Colorado.


224. Kinematic Wave theory of Bed Forms in Alluvial channels. Institute of Mechanics, Chinese Academy of Sciences, October 25, 2005, Beijing, China.


225. A Perspective on Water Resources, Indian Institute of Technology, Bombay,  Powai, Mumbai, February, 2006.


226. Hydrologic Contributions of Professor A.R. Rao, Celebrations at Retirement of Professor A.R. Rao, Purdue University, May 2006.


227. The 2006 Flooding in New Orleans: Causes and Consequences. Western Kentucky University, Bowling Green, Kentucky, June 2006.


228. The 2006 Flooding in New Orleans. University of Texas at Brownsville, Texas, September 2006.


229. What Caused the 2006 Flooding in New Orleans? State University of New York-University at Buffalo, Buffalo, New York, November 2006.


230. Composite Risk Analysis, M.P. University of Agriculture and Technology, Udaipur, Rajasthan, India, December 2006.


231. Risk Analysis in Engineering, Institution of Engineers, Udaipur, Rajasthan, India, December 2006.


232. Water, Environment, Engineering, Religion and Society, University of Basilicata, Potenza, Italy, December 2006.


233. The 2005 New Orleans Flood Disaster: Causes and Consequences, Dayanand College of Engineering, Bangalore, India, March 2007.


234. Multivariate Stochastic Analysis using the Copula Theory, Indian Institute of Science, Bangalore, India, March 2007.


235. Soil and Water Engineering Research at Texas A & M University, University of Oslo, Oslo, Norway, June, 2007.


236. Hydrology of Urban and Peri-Urban Landscapes, University of Western Sydney, Richmond, Australia, February, 2008.


237. Water Resources: Opportunities and Challenges, University of Western Sydney, Penrith, Australia, February, 2008.


238. Water Resources: Opportunities and Challenges, S.K. Agricultural University, Dantiawada, Gujarat, India, March, 2008.


239. Engineering: Issues and Challenges. Poornima College of Engineering, Jaipur, Rahjasthan, India, March 2008.


240. Hydrology of Urban and Urbanizing Areas, National Institute of Technology, Kurukshetra Haryana, India, March, 2008.


241. Water Resources: Issues, Challenges and Opportunities, Texas A&M University, Kingsville, Texas, April 2008.


242. Entropy Theory and its Application in Environmental and Water Resources Engineering, University of Guelph, Guelph, Canada, June 2008.


243. Multivariate Stochastic Analysis, Hohai University, Nanjing, People’s Republic of China, June 2008.


244. Uncertainty and Reliability Analysis, Hohai University, Nanjing, People’s Republic of China, June 2008.


245. Distributed Modeling, Hohai University, Nanjing, People’s Republic of China, June 2008


246. Watershed Management, Chinese Academy of Sciences, Beijing, People’s Republic of China, Beijing, June 2008.


247. Community and Race Relations: Indian Perspective, City Council, Lake Charles, Louisiana, November 2008.


248. Entropy Theory and its Applications in Environmental and Water Resources, National Taiwan University, Taipei, Taiwan, December 2008.


249. Climate Change and Hydrometeorologic Trends in Texas, National Central University, Taipei, Taiwan, December 2008.


250. Water: What is the Question? National Academy of Engineering regional Workshop, Texas A&M University, April, 2009.


251. Theory of Infiltration Based on Entropy, University of Perugia, Perugia, Italy, June 2009.


252. Soil Moisture Modeling Using Entropy, CNR-IRPI, Institute of Hydrogeological Protection Research, Perugia, Italy, June 2009.


253. Entropy Theory for Infiltration, University of Western Sydney, Hawkesbury Campus, Australia, July 2009.


254. Entropy Theory for Hydrologic Modeling, Chinese Academy of Sciences, Institute of Geographical Research, Beijing, China, July 2009.


255. Entropy Theory for Environmental and Hydrologic Modeling, Hohai University, Nanjing, People’s Republic of China, July 2009.


256. Entropy Theory for Infiltration Modeling, Hohai University, Nanjing, People’s Republic of China, July 2009.


257. Entropy Theory for Soil Moisture Modeling, Hohai University, Nanjing, People’s Republic of China, July 2009.


258. Water Resources Program at Texas A & M University, Amman, Jordan, March, 2010.


259. Climate Change and Water Resources in India at Texas A&M University, College Station, October, 2010.

​

260. Challenges and Opportunities in Water Resources at UNESCO-IHE, Delft, The Netherlands, November, 2010.

​

​

INVITED LECTURES OR SEMINARS: [311 SEMINARS]

261. Water, Environment, Energy, and Population Rise: Implications under Climate Change. Korean Water Corporation, Korea, June 2011.


262. Water Resources under Climate Change. Korean Institute of Construction Technology, Gyeonggi-Do, Korea, June 2011.


263. Hydrologic Modeling Using Entropy Theory, Sichuan University, Chengdu, China, July 2011.

264. Major Droughts in the World in the 20th Century, Sun Yat-sen University, Guangzhou, China, July 2011.


265.  Hydrologic Modeling Using Entropy, Indian Institute of Technology, Roorkee, India, September 30, 2011. 


266. Water, Energy and Food Security Nexus under Climate Change, Department of Civil Engineering, National Institute of Technology, Kurukshetra Haryana, India, March, 2012.


267. Ecohydrology: Problems and Challenges, Department of Civil Engineering, G.B. Pant University of Agriculture and Technology, Pantnagar, India, February 2012.


268. Food Security under Climate Change, Brace Centre for Water Resources Management McGill University, Montreal, Canada, April, 2012.


269. Water Resources Management and Climate Change, College of Engineering and Technology, Bhopal, December 14, 2012, India.


270. Hydrology, Water Resources, and Climate Change. Patel Group of Colleges, College of Engineering, Bhopal, December 24, 2012, India.


271. 1-D and 2-D Velocity Distributions in Open Channels Using Entropy Theory, College of Water Resources and Hydropower Engineering, Northwest A&F University, Yanglin, China, June 2013. 


272. Hydrologic Modeling Using Entropy Theory, College of Water Resources and Hydropower Engineering, Northwest A&F University, Yanglin, China, June 2013. 


273. Entropy Theory-based Hydrologic Modeling, College of Hydrology and Water Resources Hohai University, Nanjing, China, June 2013. 


274. Derivation of Velocity Distributions in Open Channels by Entropy Theory, College of Water Resources and Information Technology, Huazhong University of Science and Technology, Wuhan, China, June 2013. 


275. Entropy-based Hydrologic Modeling, College of Water Resources & Hydropower Engineering, Wuhan University, Nanjing, China, June 2013. 


276. Application of Entropy Theory to Hydrologic Modeling, College of Water Resources and Hydropower Engineering, China Three Gorges University, Yichang, China, June 2013. 


277. Hydrologic Modeling Using Systems Approach, Rural Federal University of Pernambuco, Recife, Brazil, July, 2013.


278. Hydrologic Modeling Using Entropy Theory, Rural Federal University of Pernambuco, Recife, Brazil, July, 2013.


279. Role of Hydrology in Environmental and Ecosystem Modeling, Rural Federal University of Pernambuco, Recife, Brazil, July, 2013.


280. Droughts: Characterization and Modeling, Hohai University, Nanjing, September, 2013.


281. Droughts in World in the 20th Century: A Reexamination. Hohai University, Nanjing, September, 2013.


282. Application of Entropy Theory in Hydrology and Hydraulics. Sun Yat-San University, Guangzhou, China, September 2013.


283. Water, Environment, Energy and Food Nexus. University of Guelph, Guelph, Canada, June 2014.


284. Hydrologic Modeling Using Entropy Theory, Lamar University, Beaumont, Texas, July 2014.


285. Entropy Theory and its Application in Hydrology. Prairie View A&M University, Prairie View, October, 2014.


286. Frequency Analysis Using Entropy Theory, December, 2014, S.V. National Institute of Technology, Surat, Gujarat, India.


287. Connecting the Dots: A Unifying Theory for Hydrologic Modeling, Virginia Polytechnic Institute and State University, Blacksburg, Virginia, April, 2015.  


288. Entropy-Based Modeling in Water Engineering, Sun Yat Sen University, Guangzhou, China, July, 2015.


289. Entropy Theory for Hydrologic Modeling, Chinese Academy of Sciences, Institute of Geography, Beijing, China, July 2015.


290. Water Resources Assessment under Climate Change, Shrishakti Institute of Engineering and Technology (SIET), Coimbatore, Tamilnadu, India, December 2015. 


291. How Much Water Do We have and How Much Do We Need? University of Petroleum and Energy Studies (UPES), Dehradun, Uttarakhand, India, December 2015. 


292. Water Engineering Research in BAEN, Inner Mongolia Agricultural University, Hohhot, China, January 2016.


293. Kinematic Wave Theory for Surface Runoff Modeling, Northwestern A&F University, Yangling, Xian, China, August, 2016.


294. Tsallis Entropy Theory for Hydrologic Modeling. Northwestern A&F University, Yangling, Xian, China, August, 2016.


295. Tsallis Entropy Theory for Water Resources Modeling. Federal Rural University of Pernambuco, Recife, Brazil, January, 2017.


296. Water-Energy-Food Nexus under Climate Change, Beijing Normal University, Beijing, China, March, 2017.


297. Generalized Frequency Distributions for Hydrometeorological Analysis, Northwest A&F University, Yangling, Xian, China, March 2017.


298. Hydrometeorological Analysis Using a Generalized Frequency Distribution Framework, Hohai University, Nanjing, China, March 2017.


299. Water-Food-Energy Nexus under Climate Change, Department of Horticulture, Texas A&M University, College Station, March, 2017.


300. Theory of Frequency Distributions. Inner Mongolia Agricultural University, Hohhot, Inner Mongolia, China, July 2018.


301. Hydrologic Modeling Using Entropy Theory, Department of Civil Engineering, University of Manitoba, Winnipeg, Canada, February 2019.


302. Entropy Theory and its Application in Hydrology, Beijing Normal University, Beijing, China, June 2019.


303. Watershed Hydrologic Modeling, China Three Gorges University, Yichang, China, June 2019. 


304. Hydrologic Problems and Challenges, China Three Gorges University, Yichang, China, June 2019.


305. Hydrologic Modeling Using Entropy Theory, China Three Gorges University, Yichang, China, June 2019. 


306. Writing a Manuscript, China Three Gorges University, Yichang, China, June 2019. 


307. Kinematic Wave Theory of Overland Flow, Huazhong University of Science and Technology, Wuhan, China, June 2019.


308. Water Resources Development and Management in India, National Institute of Hydrology, Roorkee, India, February 2020.


309. Long Lead Time Drought Forecasting, Fulbright-Nehru Conference, November, New Delhi, 2022.


310. Key to Success in Life, College of Management, National Chung Hsing University, Taichuang, Taiwan, April 18, 2023.


311. Entropy Theory and its Application in Water Engineering, University of South Carolina, Columbia, South Carolina, April 15, 2023.

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