Global Conference on Oceans, Coasts, and Islands: Advancing Ecosystem Management and Integrated Coastal and Ocean Management by 2010 in the Context of Climate Change, Hanoi, Vietnam, April 7-11, 2008
Gulf of Mexico, Biloxi, Mexico, September 10-12, 2002
New England, Hallowel, Maine, September 13, 2002, and Massachusetts Maritime Academy, September 17, 2002
Pacific Coast and Islands, Honolulu, Hawaii, October 3, 2002, and Seattle, Washington, October 25, 2002
Third Global Conference on Oceans, Coasts, and Islands: Moving the Global Oceans Agenda Forward, UNESCO, Paris, January 23-28, 2006.
TOPS 2005: The Ocean Policy Summit: International Conference on Integrated Ocean Policy National and Regional Experiences, Prospects, and Emerging Practices, October 10-14, 2005, Lisbon, Portugal
Global Conference on Oceans, Coasts, and Islands: Mobilizing for Implementation of the Commitments Made at the 2002 World Summit on Sustainable Development, UNESCO, Paris, November 10-14, 2003
Mobilizing for a Renewed Global Ocean Agenda, Global Forum on Oceans, Coasts and Islands Side Meeting at the 4th UN Open-ended Informal Consultative Process on Oceans and the Law of the Sea (UNICPOLOS), New York, June 5, 2003
Towards Implementation of the Johannesburg Plan of Implementation: Oceans, Coasts, and Islands, Global Forum on Oceans, Coasts and Islands Side Meeting at the 11th Session of the UN Commission on sustainable Development, New York, April 30, 2003.
Offshore Aquaculture Regional Workshops:
Improving Regional Ocean Governance in the United States, Washington, D.C. December 9, 2002 (co-organizer and co-sponsor)
Meeting on Bringing Synergy among Type II Initiatives on Oceans, Coasts, and Islands, World Summit on Sustainable Development, Johannesburg, August 30, 2002
People, Oceans, and Stewardship, A High Level Oceans Event, World Summit on Sustainable Development, Johannesburg, September 2, 2002
Workshop on Towards an Operational Framework for the Administration of Offshore Aquaculture Projects in the U.S. Exclusive Economic Zone, September 24, 2002, Washington, DC.
Marine Board Roundtable Discussion on Marine Recreation and Tourism, National Academy of Sciences, Washington, D.C. May 2002 (co-organizer)
The Global Conference on Oceans and Coasts at Rio+10, held at UNESCO in Paris, France, December 3-7, 2001 (co-organizer and co-sponsor)
An Evaluation Of Progress In Coastal Policies At The National Level: A Transatlantic and Euro-Mediterranean Perspective, held in Ljubljana, Slovenia, July 4-6, 2001 (organizer, co-sponsor)
North American and European Perspectives on Ocean and Coastal Policy: Building Partnerships and Expanding the Technological Frontier, held in Cancun, Mexico, November 1-4, 2000 (organizer, co-sponsor).
Trends and Future Challenges for U.S. National Ocean and Coastal Policy, Washington, D.C., January 1999 (organizer, co-sponsor).
National Coastal and Ocean Policy: Changing Context and Emerging Issues, University of California at Berkeley, October 1998 (co-sponsor).
Geographically Based Technologies: The Application of GIS and Remote Sensing to Coastal Issues, May 11-12, 1998, University of Delaware, Newark (co-sponsor).
The Stratton Roundtable: Looking Forward, Looking Back: Lessons from the 1969 Commission on Marine Science, Engineering and Resources (1969), Washington, D.C. May 1998 (organizer, co-sponsor).
National-Level Implementation of ICM: Implementation of Agenda 21 Prescriptions, Seoul, Korea, March 1998 (co-sponsor).
IOC Training Workshop on the Integration of Marine Science in Coastal Management, Dalian, China, May 19-24, 1997 (co-sponsor).
Madagascar National Workshop on ICM to Consider the Establishment of an ICM Effort in Madagascar; Nosy Be, Madagascar October 1996 (co-organizer).
Implications of Entry Into Force of the Law of the Sea Convention for U.S. Ocean Governance, Honolulu, January 1995 (co-sponsor).
Moving Ahead on Ocean Governance: Practical Applications Guided by Long-Term Vision, Lewes, April 1994 (organizer, co-sponsor).
Issues in Ocean Governance, University of California, Berkeley, January 1993 (co-sponsor).
Congressional Forum on Ocean Governance, U. S. Capitol, Washington, D.C., December 1992 (organizer).
Delaware Coastal Zone Act: Celebrating the Past, Charting the Future, Wilmington, Delaware, October 1992 (organizer).
Roundtable on Integrated Coastal Management for UN delegates, United Nations, New York, March 1992 (organizer).
Reduction of Vulnerability to Sea Level Rise, Colombo, Sri Lanka, February 1992 (co-sponsor).
Integrated Coastal Management and Sea Level Rise, Caracas, Venezuela, January 1992 (co-sponsor).
U.S. Ocean Governance: The Next Steps, Honolulu, Hawaii, January 1992 (organizer, co- sponsor).
Coastal and Ocean Issues in the Mid-Atlantic Region: Academic Perspectives, Lewes, Delaware, June 1991 (organizer).
Coastal and Ocean Issues in the Mid-Atlantic Region: Coastal Managers' Perspectives, Lewes, Delaware, June 1991 (organizer).