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United Nations Environment Programme (Kenya) 6455 World Food Programme (Italy) 2316 Center for Strategic and International Studies (United States) 2112
The Australia Institute (Australia) 800 Competitive Enterprise Institute (United States) 733 Sustainable Development Policy Institute (Pakistan) 707
Consultative Group on International Agricultural Research (United States) 694 James A. Baker III Institute for Public Policy (United States) 688 Ecologic Institute (Germany) 680
Center for American Progress (United States) 606 Atlantic Council (United States) 557 Civic Exchange (China) 424
Centre for Science and Environment (India) 407 Chatham House (United Kingdom) 400 Brookings Institution (United States) 373
Adam Smith Institute (United Kingdom) 349 Institute for Global Environmental Strategies (Japan) 265 International Institute for Environment and Development (United Kingdom) 251
Third Generation Environmentalism (United Kingdom) 220 Overseas Development Institute (United Kingdom) 217