|
Brookings Institution (United States)
261
|
Centro Euro-Mediterraneo sui Cambiamenti Climatici (Italy)
237
|
Center for Energy and Environmental Policy Research (United States)
60
|
|
Basque Centre for Climate Change (Spain)
58
|
American Enterprise Institute (United States)
50
|
Center for Development Research (Germany)
42
|
|
RAND Corporation (United States)
39
|
Urban Institute (United States)
24
|
Center for American Progress (United States)
22
|
|
Peterson Institute for International Economics (United States)
22
|
Competitive Enterprise Institute (United States)
21
|
Ashoka Trust for Research in Ecology and the Environment (India)
15
|
|
Centre for Environmental Economics and Policy in Africa (South Africa)
10
|
Wuppertal Institute for Climate, Environment and Energy (Germany)
8
|
Environment for Development Initiative (Sweden)
6
|
|
Fondazione Eni Enrico Mattei (Italy)
6
|
Stockholm Environment Institute (Sweden)
6
|
Carnegie Endowment for International Peace (United States)
5
|
|
Research Institute of Innovative Technology for the Earth (Japan)
5
|
James A. Baker III Institute for Public Policy (United States)
4
|
