|
Brookings Institution (United States)
21
|
Center for International Forestry Research (Indonesia)
9
|
Center for American Progress (United States)
3
|
|
Institute for Global Environmental Strategies (Japan)
3
|
National Bureau of Economic Research (United States)
3
|
Energy and Resources Institute (India)
2
|
|
International Institute for Sustainable Development (Canada)
2
|
Mathematica Policy Research (United States)
2
|
World Resources Institute (United States)
2
|
|
Ashoka Trust for Research in Ecology and the Environment (India)
1
|
Center for Development Research (Germany)
1
|
Centre for International Governance Innovation (Canada)
1
|
|
International Institute for Applied Systems Analysis (Austria)
1
|
International Institute for Environment and Development (United Kingdom)
1
|
