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Environment & Energy 120 Science X network 97 World Resources Inst 92
EurekAlert 83 Center for Strategic 66 RAND Corporation 49
Science Daily 32 EurekAlert! 30 Scientific American 28
World Business Counc 27 United States Depart 24 US Department of Ene 22
The Associated Press 17 EurekAlert! - Earth 16 International Energy 16
International Renewa 16 Resources for the Fu 16 Rand Corporation 14
UN Sustainable Devel 13 Asian Development Ba 12