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Natural Resource can 79 EurekAlert 13 Science X network 8
Centre national de l 5 EurekAlert! - Earth 4 Minging.com 4
US Department of Ene 3 Center for Strategic 2 German Aerosapce Cen 2
SciDev.Net 2 American Geophysical 1 Australian Resources 1
Canadian Institute o 1 Commonwealth Scienti 1 Department of Energy 1
European Centre for 1 European Space Agenc 1 International Energy 1
Organization for Eco 1 Prospectors & Develo 1