Methane Contamination in Drinking Water Associated with Gas-Well Drilling and Hydraulic Fracturing

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Article courtesy of  Avner Vengosh, Nathaniel R. Warner, and Robert B. Jackson | January 13, 2011| PNAS| Shared as educational material

A study systematically documents evidence of methane contamination in drinking water associated with shale-gas extraction. Directional drilling and hydraulic-fracturing are providing an increase in natural-gas extraction. Shallow aquifers overlying the Marcellus and Utica shale formations of Pennsylvania and New York are a focal point of this article. Read more here:

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