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UN Sustainable Devel 812 EurekAlert 383 Science 296
Center for Strategic 280 Minging.com 197 RAND Corporation 189
Department for Busin 164 Environment & Energy 157 Imperial College Lon 153
United States Depart 152 World Resources Inst 104 The Associated Press 88
United Nations Envir 65 Department for Envir 58 Bruegel 56
Convention on Biolog 55 Commonwealth Scienti 53 Global Environment F 53
Science Daily 53 Scientific American 53