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Science X network 168 EurekAlert 64 EurekAlert! - Earth 28
Commonwealth Scienti 4 Minging.com 4 US Geological Survey 4
US Department of Ene 3 Wetlands Internation 3 US National Scientif 2
world meteorological 2 American Geophysical 1 Center for Strategic 1
Centre national de l 1 Department of Energy 1 Institute for Global 1
National Center of A 1 NewScientist 1 SciDev.Net 1
World Meteorological 1