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United States Depart 148 EurekAlert 78 Center for Strategic 46
World Resources Inst 44 RAND Corporation 39 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
Rand Corporation 9 US Environmental Pro 9 EurekAlert! - Earth 8
Science 7 World Bank Blogs 7