Professor MacDonnell's Presentations

International Education Presentations 

Interbasin Water Transfers in the U.S.: Lessons for Africa, Presentation at Workshop on Developing Guidelines for Interbasin Transfers in Africa, sponsored by the United Nations Economic Commission for Africa, Accra, Ghana (Sept. 25-29, 2006).

Agriculture to Urban Water Transfers and their Relationship with Sustainability in the American West, Conference on Urban-Rural Competition for Water: Examples from Mexico and the United States, Monterrey, Mexico (June 28, 2001).

Legal Aspects of Water Resource Development, Legal and Institutional Conditions for Integrated Land Use and Watershed Planning and Irrigated Agriculture Development in Lao P.D.R. and Vietnam, German Foundation for International Development, Hue, Vietnam (Mar. 3-8, 1997).

International Law and National Legislation, Regulation and Contractual Provisions Concerning Environmental Protection of Mining, International Round Table on Mining and Environment, UN Department of Technical Cooperation for Development, Berlin, Germany (June 26, 1991).

Water Transfer in the Western United States: Private Reallocation and Public Protection, Conference on Transferability of Water Entitlements, University of New England, Armidale, New South Wales, Australia (July 4, 1990).

Overview of the U.S. System of Environmental Law, Sino American Conference on Environmental Law, University of Peking, Beijing, People's Republic of China (Aug. 16-18, 1987). 

Presentations

Taught two courses, "Law for Non-Lawyers" and "Natural Resources Law", at the National Conservation Training Center is Sheperdstown, WV, July 2011.

Participant, Workshop on Water Efficiency for Instream Flows: Making the Link in Practice, Denver, CO, June 2011.

Thinking the Unthinkable: Limiting Water Uses in the Colorado River Basin, Conference on the Colorado River, Boulder, CO, June 2011.

Integrating Surface and Ground Water Uses in Wyoming, Conference on One Source: The Relationship between Surface and Ground Water Resources, Boise, ID, April 2011.

Integration of Ground and Surface Water in Wyoming, 9^th Annual Wyoming Water & Natural Resources Law Conference, Cheyenne, Wy., April 7, 2011.

Evolution of Conjunctive Management: Perspectives from Wyoming, presentation at "One Source: Evolution of Policies Surrounding Ground and Surface Water Management in the West," University of Idaho College of Law, Boise, Idaho, April 15, 2011.

Approaches to Instream Flow Protection, presentation at Turning the Tides: Creating a Green and Clean Future, 29^th Annual Public Interest Environmental Law Conference, Eugene, Oregon, March 5, 2011.

Instream Flow Law in the West, Annual Public Interest Environmental Law Conference, Eugene, OR, Feb. 2011.

Overview of Wyoming Water Law, invited presentation to class on Western Water Issues, University of Wyoming, Feb. 7, 2011.

Introduction to Western Water Law, invited presentation to class on Western Water Issues, University of Wyoming, Jan. 31, 2011.

Wyoming's Legal Framework for CBM Produced Water, Wyoming Water Association Annual Meeting, Laramie, October 30, 2010.

Respondent to Presentation by John Charles Kunich on "Betting the Earth: How We Can Still Win the Biggest Gamble of All Times," U. of Wyoming College of Law, Federalist Society, September 21, 2010.

An Introduction to Wyoming Water Law, Presentation to Water Resource Economics class, Sept. 13, 2010.

Overview of Endangered Species Act, Presentation to Environment and Natural Resources Capstone Seminar, Sept. 9, 2010.

Innovative Strategies for Sharing Water in the Colorado River Basin,  Agricultural/Urban/Environmental Water Sharing Work Group, Aug. 12-13, 2010, Castle Rock, CO

Water and Energy Development: A Consideration of Some Legal Issues, Wyoming Water & Energy Development: Solutions for a Stronger Wyoming, April 30, 2010, Cheyenne, WY 

Next Evolutionary Steps in State Instream Flow Programs, Western Water Law, Policy, and Management: Ripples, Currents, and New Channels for Inquiry, Natural Resources Law Center Clyde Martz Conference on Natural Resources Law and Policy, June 5, 2009, Boulder.

Mitigating the Impacts of Inter-Basin Transfers, Keynote Address, Association of Western State Engineers, Spokane, WA (June 2009). 

Lessons Learned from Across the West (and the East), Resolving Interstate Water Conflicts Conference, Spokane, WA (Sept. 2009). 

Next Evolutionary Steps in State Instream Flow Programs, Western Water Law, Policy, and Management: Ripples, Currents, and New Channels for Inquiry, Natural Resources Law Center Clyde Martz Conference on Natural Resources Law and Policy, Boulder, CO (June 2009).

Meeting Water Demands in a Changing West: Evolving Policies and Strategies, Rocky Mountain Mineral Law Institute, Snowmass, CO (July 18, 2008).

Protecting Local Economies, Summary of Report given to Joint Meeting of the House Agriculture and Natural Resources Committee and the Senate Environment, Water & Energy Committee, Olympia, WA (Mar. 5, 2008); Presentation to the Columbia River Water Resources Program Advisory Group (Mar. 5, 2008); Presentation to Washington Department of Ecology Water Resources Advisory Committee (Mar. 18, 2008).

Return to the River: Instream Flow Policy in North America, FLOW 2008 Conference, Instream Flow Council, San Antonio, TX (Oct. 7, 2008).

Introduction to Environmental Law, Presentation to class on Reporting on the Environment, School of Journalism, University of Colorado, Boulder, CO (Feb. 12, 2008).

Energy, Environment, & Business Ethics, Wyoming Energy Economics Summit, Laramie, WY (Sept. 4, 2008).

Western Water Management and Climate Change, Stroock Forum on Wyoming Lands & People, Laramie, WY (Sept. 22, 2008).

Reflections on Twenty Years Work on Environmental Flows, The Nature Conservancy/Bureau of Reclamation Flows Workshop, Boulder, CO (Aug. 1, 2007).

Introduction to Environmental Law, Presentation to class on Reporting on the Environment, School of Journalism, University of Colorado, Boulder, CO (Mar. 20, 2007).

A Reconsideration of the Law of the River in an Era of Scarcity, Colorado River Symposium, Colorado Water Workshop (May 22, 2007).

Wetlands and the Endangered Species Act, Update on Wetlands Law, CLE, Denver, CO (May 4, 2007).

Maintaining Water-Based Ecosystem Services in an Era of Water Reallocation, Arizona Water Symposium, Tucson, AZ (Aug. 30, 2007).

Recreational In-Channel Diversions, Seventh Annual Conference of the Colorado Open Space Alliance, Aspen, CO (Sept. 22, 2006).

Overview of Water Conservation Laws, Policies and Programs in the Western States, Invited Testimony to Nevada Water Resources Committee, Las Vegas, NV (May 24, 2006).

Introduction to Environmental Law, Presentation to class on Reporting on the Environment, School of Journalism, University of Colorado, Boulder, CO (Feb. 14, 2006).

Key Elements of Successful Watershed Partnerships, Verde Watershed Partnership Workshop, Prescott, AZ (Jan. 22, 2005).

Introduction to U.S. Environmental Law, Reporting on the Environment Class, University of Colorado, Boulder, CO (Feb. 15, 2005).

Creating a Compact for the Great Lakes, Workshop on Model Interstate Surface and Groundwater Compacts, The Utton Center on Transboundary Resources, Santa Fe, NM (Mar. 10, 2005).

The Colorado River as a Window on Western Water, 2005 Scripps Howard Institute on the Environment (May 17, 2005).

Watershed and the Water Cycle: A Research Challenge for the 21st Century, Oregon State University, Corvallis, OR (July 21, 2005).

Water and Irrigated Agriculture in the West, 30th Annual Water Workshop, Western State College, Gunnison, CO (July 28, 2005).

Some Western Water Problems Needing Better Science: A Lawyer/Academic Perspective, Agricultural Research Service, U.S. Department of Agriculture, Water Quality and Management National Program Workshop, Denver, CO (June 7, 2005).

Some Western Water Problems Needing Better Science: A Lawyer/Academic Perspective, Agricultural Research Service, U.S. Department of Agriculture, Water Quality and Management National Program Workshop, Denver, CO (June 7, 2005).

The Colorado River as a Window on Western Water, 2005 Scripps Howard Institute on the Environment (May 17, 2005).

Confronting the Nation's Water Problems: the Role of Research, Hydrology and Water Resources Seminar on New Directions for Water Research in an Era of Integrated Water Management, Colorado State University, Fort Collins, CO (Jan. 27, 2005).

Reform of the Endangered Species Act, Center for Environmental Journalism, University of Colorado, Boulder, CO (Feb. 17, 2005) (presentation to Scripps Fellows).

Facing Limits on the Colorado River, Western Water Assessment Workshop, Boulder, CO (May 3, 2005).

An Upper Basin Perspective on Recent Events in the Colorado River Basin, University of California, Irvine, CA (June 5, 2005) (colloquium presentation).

Integrating Human Activities with the Watershed and the Water Cycle: A Research Challenge for the 21st Century, Presentation at Oregon State University, Corvallis, OR (July 21, 2005).

An Upper Basin Perspective on Recent Events in the Colorado River Basin, University of California, Irvine, CA (June 5, 2005) (colloquium presentation).

The Role of Conservation in Western Water, Wyoming Water Association Annual Meeting, Casper, WY (Oct. 27, 2004).

An Introduction to Environmental Law, Reporting on the Environment Class, University of Colorado, Boulder, CO (Feb. 17, 2004).

Western Solutions to Water Resource Problems, The National Water Crisis: Drawing the Line, Toledo, OH (Nov. 12, 2004).

Colorado's Approach to Groundwater Management, First Annual Water Law, Policy and Science Conference, Finding Solutions to Multi-jurisdictional Water Conflicts, Lincoln, NE (Mar. 4-5, 2004).

Acequias and Colorado Water Law, Acequia Workshop, Colorado Acequia Association, San Luis, CO (Sept. 25, 2004) (presenter and discussion leader).

Understanding the Endangered Species Act, Center for Environmental Journalism, University of Colorado, Boulder, CO (Jan. 23, 2003) (presentation to Scripps Fellows).

Drought and Water Management Issues: Endangered Species Impacts, Scripps Howard Institute on the Environment, Boulder, CO (May 15, 2003).

An Overview of Environmental Law, Environmental Journalism Class, University of Colorado, Boulder, CO (Feb. 11, 2003).

Water in the West: Where's it going to come from?, American Planning Association, National Planning Conference, Denver, CO (Apr. 1, 2003).

Property Law in the Context of Natural Resources, University of New Mexico School of Law, Albuquerque, NM (Oct. 2, 2003) (faculty presentation).

The Water Situation in the American West, The 2003 National Drinking Water Symposium & NAWC Annual Conference: National and Global Perspectives on Water Supply, Infrastructure and Regulation, Colorado Springs, CO (Oct. 14, 2003).

Water Quantity Versus Water Quality, National Water Monitoring Day, Big Thompson Watershed Forum, Loveland, CO (Oct. 17, 2003).

The Endangered Species Act and Water, Water Law Seminar, University of Colorado School of Law, Boulder, CO (Feb. 19, 2003).

Water Banking in the West, Yakima Water Banking Working Group, Yakima, WA (July 2, 2003).

Water Transfers in the West, Water Law Seminar, University of New Mexico School of Law, Albuquerque, NM (Oct. 2, 2003).

Legal and Institutional Context of the Rio Grande, Symposium on The Rio Grande Silvery Minnow: Science and Policy in the Bosque, Santa Fe, NM (Oct. 3, 2003).

Issues in Establishing a Conservation Bank, Conference on Endangered Species Act and Habitat Conservation Planning, Denver, CO (May 2, 2003).

The Regional Habitat Conservation Plan Process for the Preble's Meadow Jumping Mouse in Colorado, Colorado Bar Association, Environmental Law Section's October Meeting, Denver, CO (Oct. 16, 2002).

Wetlands and the Endangered Species Act, Colorado Wetlands: Regulation, Mitigation and Policy, 5th Annual Conference, Denver, CO (Oct. 25, 2002).

The Colorado-Big Thompson Project and Water, Scripps Institute on the Environment, Estes Park, CO (May 16, 2002).

The Endangered Species Act: A Short Course, Denver, CO, (Apr. 24, 2002) (one-day workshop).

Living with the Endangered Species Act, Reporting on the Environment Class, University of Colorado School of Journalism, Boulder, CO (Feb. 7, 2002).

The Old West Diversion Culture and the New West In-stream Culture: Can They Co-Exist?, Reclamation at the Century Mark: The Legacy and the Challenge, 27th Colorado Water Workshop, Western State College, Gunnison, CO (Aug. 2, 2002) (moderator and presenter).

Water Banking: An Overview, Washington Water Law Conference, Seattle, WA (May 2, 2002).

Reflections on the Endangered Species Act, Public Lands and Water Continuing Legal Education, Land and Water Fund of the Rockies, Boulder, CO (June 7, 2002).

Application of the Endangered Species Act to Water Resources, Water Law Class, University of Colorado School of Law, Boulder, CO (Apr. 4,

Federal Reserved Water Rights, Gunnison Basin/Grand Valley Water Forum, Delta, CO (Mar. 19, 2002).

Organizing a Watershed Community in Colorado: Processes and Prospects, Environment and Behavior Workshop, University of Colorado at Boulder, CO (Mar. 19, 2001).

Legal Framework Governing Stream Corridor Restoration, Workshop on Stream Corridor Restoration, U.S. Environmental Protection Agency Region 8, Denver, CO (Oct. 18, 2001).

Tools for Water-Related Conservation in Colorado, Great Outdoors Colorado Board of Directors, Denver, CO (Oct. 25, 2001).

Place-Based Conservation in Colorado, Environmental Defense, Rocky Mountain Region, Lunch Speakers Series, Boulder, CO (July 11, 2001).

Two Decades of Water Law and Policy Reform Proposals: An Overview, Conference on Two Decades of Water Law and Policy Reform: A Retrospective and Agenda for the Future, Natural Resources Law Center, University of Colorado School of Law, Boulder, CO (June 13, 2001).

Water and the Future of Rural Texas: A View from Outside, Conference on Water and the Future of Rural Texas, Texas Center for Policy Studies, Austin, TX (Mar. 30, 2001).

Overview of Environmental Law, Reporting on the Environment Seminar, School of Journalism and Mass Communication, University of Colorado at Boulder, CO (Mar. 9, 2001).

An Overview of Water Banking, 12th Annual South Platte Forum, Wassup in the South Platte Basin, Longmont, CO (Oct. 24, 2001).

Solving Problems at the Local Level: Watershed Efforts, 26th Annual Colorado Water Workshop, Who's In Charge?, Gunnison, CO (July 25-27, 2001).

Water Law and Water Development in the American West, Scripps Howard Institute on the Environment, Boulder, CO (May 16, 2001).

Synthesis of Conference Sessions, Managing River Flows for Biodiversity, A Conference on Science, Policy, and Conservation Action, Fort Collins, CO (July 30-Aug. 2, 2001).

Defining the New West and its Associated Water Demands, Water Resources Seminar, Colorado State University, Fort Collins, CO (Aug. 29, 2000).

Transmountain Water Development in Colorado: the Colorado/Big Thompson Project, Scripps Howard Institute on the Environment, Boulder, CO (May 24, 2000).

Supplying Environmental Water: the Platte River Example, 18th Annual Water Law Conference, American Bar Association, Section of Environment, Energy and Resources, San Diego, CA (Feb. 25, 2000).

The Historical Framework, 7th Annual Water Course, Foretelling the Flow: Grand Valley Water Use in 2020, Mesa County Water Association, Inc., Fruita, CO (Feb. 15, 2000).

Legal Strategies for Protecting Environmental Functions and Values of Land and Natural Resources, Reporting on the Environment Seminar, University of Colorado, Boulder, CO (Mar. 7, 2000).

From Reclamation to Sustainability, Water Law Seminar, University of Colorado School of Law, Boulder, CO (Feb. 22, 2000).

The Future of Irrigation, Urban/Rural Water Supply and the Environment, Workshop on Water Conservation and the Use of Conserved Water, Western States Water Council, Casper, WY (July 14, 2000).

Initiatives and Conflicts in Changing Federal Facility Operations, Natural Resources Law Center 18th Annual Summer Conference, Dams: Water and Power in the New West, Boulder, CO (June 2-4, 1997).

Sustainability Critique, Third Annual Water Conference, Northwestern School of Law of Lewis & Clark College, Portland, OR (May 1-2, 1997) (wrap-up presentation).

Water Marketing in the Colorado River Basin, 75th Anniversary Colorado River Compact Symposium: Using History to Understand Current Water Problems, Water Education Foundation, The Bishop's Lodge, Santa Fe, NM (May 28-31, 1997) (panel presentation).

Restoring Western Ecosystems-Competing Public and Private Interests, "To Cherish and Renew"-Restoring Western Ecosystems and Communities, 2nd Annual Stegner Center Symposium, Wallace Stegner Center for Land, Resources, and the Environment, Salt Lake City, UT (Apr. 17-19, 1997).

What happened here?, Instream Flows: Minimum Doctrine/Maximum Controversy, 21st Annual Colorado Water Workshop, Gunnison, CO (Aug. 9, 1996) (wrap-up presentation).

Future of Irrigation in Colorado, Central Plains Irrigation Association Short Course, Burlington, CO (Feb. 6, 1996).

Water Challenges for the 21st Century, Water Issues Forum, Woodward-Clyde Consultants, Denver, CO (July 25, 1996).

Experience under the Water Laws in the Western United States, presentation to South African Water Law Reform Delegation, Boulder, CO (Sept. 9, 1996).

Seeking River Basin Solutions, Northwest Hydroelectric Association Fall Seminar, River Basin Management & Watershed Resources Protection, Portland, OR (Sept. 26-27, 1996).

Sustaining our Commerce and Environment in the West, 1995 Western Rendezvous on Sustainable Development: The West in a Changing Political Environment, Keystone, CO (Sept. 2, 1995).

The River Went Over the Mountain: Urban-Rural Attitudes Towards Water Development in Colorado, 35th Annual Western History Association Conference, Denver, CO (Oct. 14, 1995).

Land Use and Mineral Development: A Summing Up, Rocky Mountain Mineral Law Foundation Mineral Law Workshop, Denver, CO (May 5, 1995).

The New Congress & Environmental Laws: An Early Report Card, Center For Environmental Journalism Workshop of Charting the Environmental Journalism Frontier, Boulder, CO (Apr. 20, 1995).

Water Transfers in the West: Community of Origin Considerations, State of Washington House Agriculture and Ecology Committee Water Conference, Ellensburg, WA (Sept. 27, 1995).

Laws, Lawyers, CourtsImpact on Past, Present, & Future Water Operations in the Arkansas River Basin, Arkansas River Basin Water Forum, Pueblo, CO (Jan. 18, 1995).

Amenity Migration: Stewards or Promoters?, Colorado Chapter of the American Society of Landscape Architects Annual Meeting, Vail, CO (Apr. 29, 1995).

Managing Reclamation Facilities for Ecosystem Benefits, Natural Resources Law Center Water Conference, Boulder, CO (June 12, 1995).

Sustainability and Western Water: Water Banks, Watershed Initiatives and Beyond, 41st Rocky Mountain Mineral Law Institute, Sun Valley, ID (July 21, 1995).

America's Waters: A New Era of Sustainability, Florida Water Management District's Annual Meeting, St. Petersburg, FL (Oct. 27, 1994).

Legal Barriers to Cross-Boundary Coordination, Conference on Building Partnerships for Ecosystem Management on Forest and Rangelands and Mixed Ownership, Fort Collins, CO (June 6, 1994).

Review of the Endangered Species Act, Symposium on the Endangered Species Act Hosted by Senator Ben Nighthorse Campbell, Denver, CO (Feb. 16, 1994).

Some Observations on the Changing Nature of Mineral Development Law, Mineral Economics: Issues and Methodologies Conference, Golden, CO (Aug. 19, 1994).

The Law of the Colorado River: Can it Cope with Severe Sustained Drought?, 21st Annual Conference of the Water Resources Planning and Management Division, American Society of Civil Engineers, Denver, CO (May 25, 1994).

History and Role of Property Rights, Annual Meeting of Colorado Cattlemen's Association, Colorado Springs, CO (Nov. 18, 1994).

What Coloradans Should Know About Developments in the Lower Colorado River Basin, Hot Topics, Denver, CO (Nov. 15, 1994).

Water Rights in the U.S.: Status and Trends, USGS Training Course on Water Use Techniques: Irrigation (Dec. 5, 1994).

Water Issues in the West, presentation to Bureau of Reclamation Public Affairs Officers, Denver, CO (Nov. 15, 1994).

Area of Origin Issues, Remarks to Interim Water Committee, Colorado General Assembly, Denver, CO (Aug. 24, 1993).

Water and Community in the Arkansas River Valley of Colorado, Business and Community Council Meeting Southeast, La Junta, CO (July 20, 1993).

Options for Protecting Basin-of-Origin Interests, 1993 Colorado Water Convention, Front Range Water Alternatives from Transferring Water from One Area of the State to Another, Denver, CO (Jan. 5, 1993).

The Outlines of a National Water Policy, 13th Annual Hydrology Days, Colorado State University, Fort Collins, CO (Mar. 31, 1993).

Confronting Less Tractable Conflicts Over Habitat Preservation: Endangered Species, and Water, Constructive Confrontation Project Conference, Boulder, CO (Apr. 10, 1993).

Critique of Western Water Law Allocation, Water Allocation Workshop, Southwest Florida Management District, Tampa, FL (Mar. 12, 1993).

Environmental Enhancement of Water Projects, Seminar on Environmental Enhancement of Water Projects, USCID/Bureau of Reclamation, Sacramento, CA (Oct. 16, 1993).

The Law of the River: Coping with Severe Sustained Droughts, 29th Annual Conference and Symposium, Effluent Use Management, American Water Resources Association, Tucson, AZ (Aug. 31, 1993).

Law and Policy Affecting Wetlands and Riparian Areas in the Urban Area, Colorado Riparian Association, Boulder, CO (Sept. 30, 1993) (banquet presentation).

Sustainable Water Use: Defining a New Legal Framework, Workshop on Water Resources for Ecological Integrity and Sustainable Development, AWRA CSU Student Chapter, Fort Collins, CO (Nov. 18, 1993).

Reinventing Government: Moving Beyond Federal Water Quality Requirements, Workshop on Water Management and the Park City Paradigm: Assessing State Capacity, Newport Beach, FL (Feb. 18, 1993).

The Search for Sustainable Water Use, Northwest Colorado Council of Governments, Silverthorne, CO (Jan. 7, 1993).

Law and Policy Relevant to Wetland and Riparian Ecosystems, Symposium on Balancing Western Water Use, Society of Wetland Scientists, Denver, CO (Feb. 24, 1993).

Overview, Briefing on Impacts of Water Use on Water Quality, Habitat and Wetlands, Environmental and Energy Study Institute, Washington, DC (Apr. 2, 1993).

Future Directions: Water Organizations Serving a Changing West, Conference on Water Organizations in a Changing West, Boulder, CO (June 16, 1993).

Controlling Water Use: The Unfinished Business of Water Quality Protection, Conference on Groundwater Protection: Building a Team Approach, Denver, CO (Feb. 8, 1993).

Participant, Workshop on Environmental Futures and Water, World Resources Institute, Washington, DC (June 24, 1992).

What Works?--Water Transfers in Other States, Symposium: Water Marketing for Oregon, Salem, OR (May 28, 1992).

Global Change and Water Allocation, Second Annual Symposium on Global Change and Environmental Quality, Denver, CO (Apr. 13, 1992).

A Very Brief Primer on Groundwater Law, Uncovering the Hidden Resource: Groundwater Law, Hydrology, and Policy in the 1990s, Boulder, CO (June 15, 1992).

Environmental Uses of Water: Is the Existing Legal Framework Adequate?, American Fisheries Society, Western Division Annual Meeting, Fort Collins, CO (July 14, 1992).

Participant, Workshop in Groundwater Quality/Quantity Issues, Albuquerque, NM (Oct. 23, 1992).

The Clean Water Act and Water Quality Control Affecting Agriculture, Western Agricultural and Rural Law Roundup, Gunnison, CO (July 31, 1992).

Overview of Colorado Water Transfer Law, Water Transfers in Colorado Workshop, Boulder, CO (Apr. 20, 1991).

The Endangered Species Act and Water Development in the West, American Bar Association program on Preemption Tension: Federal-State Water Quantity and Quality Issues, Seattle, WA (Oct. 30-31, 1991).

Can We Resolve Colorado's Water Wars?, Colorado Water Congress 33rd Annual Convention, Northglenn, CO (Jan. 17, 1991).

Recent Developments in Water Rights Transfers, ALI-ABA course Western Water Law in the Age of Reallocation, Tucson, AZ (Mar. 11, 1991).

Western Water Law: Recognizing Private and Public Values in Water Resources, The Future of Western Water: Defining the Public Interest Conference, Utah State University, Logan, UT (Sept. 19-21, 1991).

Water Transfers in Colorado, Colorado Water Engineering and Management Conference, Denver, CO (Feb. 27, 1991).

Case Studies of Water Reallocation in the West: Role of U.S. Bureau of Reclamation, UCOWR Annual Meeting, Albuquerque, NM (July 31, 1991).

Overview of Groundwater Contamination and Basic Concepts of Water Law, Special institute on Ground Water Contamination, Rocky Mountain Mineral Law Foundation, Salt Lake City, UT (May 2, 1991).

Instream Flow and Water Rights, Colorado Outdoor Recreation Resource Project Steering Committee (Jan. 15, 1991).

Water Quality / Water Quantity Issues, Western States Water Council, Tulsa, OK (Oct. 17, 1991).

Legal Strategies for Providing and Protecting Recreation Flows, Instream Flows and Recreation Workshop, Corvalis, OR (Mar. 12, 1991).

Legal Protection for Recreational Users of Water, Colorado River Outfitters Association, Colorado Springs, CO (Feb. 2, 1991).

The West's Prior Appropriation Doctrine, Club 20 1991 Fall Meeting, Grand Junction, CO (Sept. 14, 1991).

Shifting the Uses of Water in the West: An Overview, Conference on Moving the West's Water to New Uses: Winners and Losers, Boulder, CO (June 6, 1990).

Special presentation on water transfer law in the West to Joint Select Committee on Water Resources Policy, Washington State Legislature, Seattle, WA (Sept. 11, 1990).

Instream Flow Law in the West, Natural Resources Society, University of Denver College of Law, Denver, CO (Jan. 17, 1990).

Water Transfers in the West, Symposium: Setting New Roles for Water Allocation in Hawaii and the American West, East-West Center, Honolulu, HI (Nov. 26, 1990).

Protecting Groundwater Quality in the Western United States, Colorado Engineering and Management Conference, Denver, CO (Mar. 1, 1990).

Interstate Water Marketing: The Resource Recovery Proposal, Water Marketing 1990: Moving from Theory to Practice, Denver, CO (Nov. 15, 1990).

Water Law Overview, U.S. Army Corps of Engineers Water Law Symposium, Scottsdale, AZ (May 15, 1990).

A Reconsideration of Western Water Policy, Center for Public-Private Cooperation Affiliates Meeting, University of Colorado, Denver, CO (Nov. 9, 1989).

Colorado Water Policy and West Slope Interests, Colorado Rotary, Vail, CO (Aug. 9, 1989).

Area of Origin Protection Strategies, Northwest Colorado Council of Government Water Forum Meeting, Frisco, CO (Jan. 12, 1989).

Water Quality, Water Quantity, and Conservation, Conference on Water Quality Standards for the 21st Century, Dallas, TX (Mar. 3, 1989).

Colorado's Prior Appropriation Doctrine: Water Quality Aspects, 11th Annual Colorado Water Workshop (July 24, 1989).

Transferring Water to Higher Uses, 16th Annual Conference, ASCE, Water Resources Planning and Management Division, Sacramento, CA (May 23, 1989).

Linking Water Quality and Water Quantity, AWRA, Colorado Section 1989 Annual Meeting and Symposium: Water Quality Issues in Colorado, Denver, CO (Feb. 10, 1989).

Transfers of Water Use in the West: Preliminary Findings From a Six-State Study, 1989 Annual Meeting of Regional Research Committee on Water Management and Conservation in Western Irrigated Agriculture, Tulsa, OK (Nov. 2, 1989).

Water Management and Water Rights in Riparian Areas, Conference on Managing Colorado's Riparian Resources, Gunnison, CO (Oct. 3, 1989).

Water Use: The Unfinished Business of Water Quality Protection, EPA National Symposium on Water Quality Assessment, Fort Collins, CO (Oct. 17, 1989).

Federal Regulation of Groundwater in the United States, Great Lakes Groundwater Quality Symposium, Chicago, IL (Sept. 8, 1989).

Legal Aspects of Water Transfers, The Universities Council on Water Resources Annual Meeting, Minneapolis, MN (Aug. 11, 1989).

Water Lawyer's Encounters with Water Quality Control: Augmentation Plans, Substitute Supply, Exchanges and Beyond -- The Legal Background, Symposium on Water Quality, Boulder, CO (Apr. 15, 1989).

Recent Developments in Water Transfers, Second Annual Frank J. Trelease Western Water Rights Symposium, Jackson, WY (Mar. 5, 1988).

Water Rights Implications of Water Quality Regulation in Colorado, NRLC Conference on Water Quality Control: Integrating Beneficial Use and Environmental Protection, Boulder, CO (June 2, 1988).

Wetlands and Water Rights, Symposium on Restoration, Creation, and Management of Wetland and Riparian Ecosystems in the American West, Denver, CO (Nov. 14, 1988).

Water Rights Implications of Groundwater Contamination, American Geophysical Union 1988 Fall Meeting, San Francisco, CA (Dec. 5, 1988).

The Surface Mine Reclamation and Control Act: A Decade of Experience, Society of Mining Engineers Annual Meeting, Phoenix, AZ (Jan. 26, 1988) (panel moderator).

Development of Mineral Resources on Indian Lands, Short Course at AIRI Summer Institute on Tribal Natural Resources Management, Boulder, CO (June 20-24, 1988).

Summary and critique of The International Problems with Mexico Over the Salinity of the Lower Colorado River by Joseph F. Friedkin at Symposium, Water and the American West, Boulder, CO (Jan. 16, 1988).

The Colorado Water Rights System, special session: Primer on Colorado Water Law: What It is and How It Works, in association with the 12th Annual Water Workshop, Western State College, Gunnison, CO (July 26, 1987).

Water and Colorado's Future, 12th Annual Water Workshop, Western State College, Gunnison, CO (July 27-29, 1987) (wrap-up speaker).

Legal Issues in Conjunctive Use Management in Colorado, Denver Regional Meeting on Water Management, U.S. Committee on Irrigation and Drainage, Denver, CO (Sept. 2-3, 1987).

Conjunctive Use of Surface and Ground Water Resources in the South Platte River Basin, Colorado, 4th Annual Western States Water Council Water Management Symposium, Boise, ID (Sept. 11, 1987).

Federal Regulatory Rights in Water, NRLC Conference on Water as a Public Resource: Emerging Rights and Obligations, Boulder, CO (June 1-3, 1987).

Government Mandated Costs: The Regulatory Burden of Environmental, Health, and Safety Standards, Public Policy and the Competitiveness of U.S. and Canadian Metals Production Conference, jointly sponsored by the U.S. Bureau of Mines and the Canadian Department of Energy of Mines and Resources (Jan. 28-29, 1987).

Compensation for Water Export: How Much and To Whom?, Colorado Water Forum, Denver, CO (Feb. 17, 1987).

Federal and State Regulatory Controls Over Water, ABA Water Resources Section Workshop: New Directions in Western Water Law, Tucson, AZ (May 24-25, 1987).

Environmental Regulation and the Metals Industry Today, Conference on the Changing World Metals Industries, sponsored by the U.S. Bureau of Mines and Columbia University, Arden House, New York, NY (May 12-15, 1986).

Water and Colorado's Recreation Industry, 11th Annual Water Workshop, Western State College, Gunnison, CO (July 30-Aug. 1, 1986) (conference wrap-up speaker).

Developments in Natural Resources Law: Selected Issues, Course on Management of Natural Resources, Western Executive Seminar Center, Denver, CO (July 7-18, 1986) (half day lecture).

Water Allocation and Transfer: Old and New Rules of the Game, 10th Annual Colorado Water Workshop, Western State College, Gunnison, CO (July 31, 1985) (panelist).

State and Local Regulation Affecting Public Lands Mineral Lease Activities: What Are the Limits?, Public Lands Mineral Leasing: Issues and Directions Conference, Boulder, CO (June 10-11, 1985).

The Endangered Species Act and Western Water Development, Western Water Law in Transition Conference, Boulder, CO (June 3-5, 1985).

An Assessment of the Oil Import Premium, Sixth Annual North American Meeting of the International Association of Energy Economists, San Francisco, CA (Nov. 7, 1984).

Aiding the Needy with Lifeline Rates, Third International Forum on the Human Side of Energy, Knoxville, TN (Aug. 2, 1982) (co-author).

Regulating Socioeconomic Impacts: Comparing the Colorado and Wyoming Approaches, Fourth Annual North American Meeting of the International Association of Energy Economists, Denver, CO (Nov. 18, 1982) (coauthor).