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United States Depart 148 EurekAlert 78 World Resources Inst 44
RAND Corporation 38 Science X network 33 Canadian Institute o 25
us environmental pro 19 EurekAlert! 16 Scientific American 14
The Associated Press 12 World Business Counc 12 The World Bank 11
Science Daily 10 Global Environment F 9 US Environmental Pro 9
EurekAlert! - Earth 8 Science 7 World Bank Blogs 7
International Instit 6 US National Scientif 6