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EurekAlert 161 Science Daily 59 Minging.com 29
Department of Conser 23 Environmental Health 20 United States Depart 19
EurekAlert! - Earth 16 Science 16 UK Environment Agenc 13
EurekAlert! 12 The Associated Press 12 US Environmental Pro 12
Scientific American 11 World Wide Fund for 9 Environment & Energy 7
German Aerosapce Cen 7 us environmental pro 7 world meteorological 7
NewScientist 6 The World Bank 6