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EurekAlert 202 Science X network 139 Department of Energy 114
German Aerosapce Cen 95 Center for Strategic 89 United States Depart 77
Scripps Institution 75 RAND Corporation 52 World Resources Inst 51
Science 45 EurekAlert! - Earth 39 Government of Canada 30
US Environmental Pro 29 EurekAlert! 26 Science Daily 26
us environmental pro 25 Australian Academy o 21 Federal Environment 20
Natural Resource can 20 Potsdam Institute fo 20