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UN Sustainable Devel 812 EurekAlert 383 Science 296
Minging.com 197 RAND Corporation 188 Environment & Energy 157
Imperial College Lon 153 United States Depart 152 Department for Busin 151
World Resources Inst 104 The Associated Press 88 United Nations Envir 59
Convention on Biolog 55 Commonwealth Scienti 53 Global Environment F 53
Science Daily 53 Scientific American 53 Department for Envir 51
Bruegel 49 European Space Agenc 47