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Science X network 327 EurekAlert 104 EurekAlert! - Earth 70
European Space Agenc 68 world meteorological 33 European Centre for 22
Critical Zone Explor 19 US Geological Survey 17 German Aerosapce Cen 13
Wetlands Internation 12 Minging.com 11 American Geophysical 10
Critical Zone Observ 9 Center for Strategic 8 Geoscience Australia 8
Institute for Global 8 SciDev.Net 7 US National Scientif 6
Commonwealth Scienti 5 US Geological Survey 5