| http://www.w3.org/ns/prov#value | - Private industry participants included ConocoPhillips, E.ON US (LG&E), Peabody Energy, TVA, the Illinois Office of Coal Development, and other companies that contributed in-kind services and lease access. 2009-2011, Kentucky : The Kentucky Geological Survey conducts CO2 enhanced oil recovery projects in the Sugar Creek, Hopkins County (continuous injection) and Euterpe, Henderson County (cyclic in
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