Issue Date: July 16, 2012
Shale Formations Connected To Aquifers
Pathways exist that would allow migration of methane, brines, or fracturing fluids from deep Marcellus Shale gas formations to shallow drinking water aquifers, according to a new study (Proc. Natl. Acad. Sci. USA, DOI: 10.1073/pnas.1121181109). Geologists at Duke University and California State Polytechnic University, Pomona, examined geochemical evidence in northeastern Pennsylvania. They found that migration of naturally occurring Marcellus . . .
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