Swedish International Development Cooperation Agency
The Bullitt Foundation
The Moriah Fund
The Rockefeller Foundation
The Thomas H. and Barbara W. Gale Foundation
Turner Foundation, Inc.
US Agency for International Development
US Department of Energy
US Environmental Protection Agency
UK Department for International Development
United Nations Development Programme
United Nations Environment Programme
United Nations Foundation
United Nations Population Fund
US Army Corps of Engineers
US Department of State
US Department of Transportation, Maritime Administration
William Bingham Foundation
World Bank
World Resources Institute
