Methane contamination of drinking water accompanying gas-well drilling and hydraulic fracturing

Carbon and hydrogen isotopic evidence for the origin of combustible gases in water-supply wells in north-central Pennsylvania

(2010) Kinga M. Révész et al.   APPLIED GEOCHEMISTRY

Chemical and isotopic tracers of the contribution of microbial gas in Devonian organic-rich shales and reservoir sandstones, northern Appalachian Basin

(2010) Stephen G. Osborn et al.   APPLIED GEOCHEMISTRY

Natural Gas Plays in the Marcellus Shale: Challenges and Potential Opportunities

(2010) David M. Kargbo et al.   ENVIRONMENTAL SCIENCE & TECHNOLOGY

Green carbon as a bridge to renewable energy

(2010) James M. Tour et al.   NATURE MATERIALS

Natural Gas From Shale Bursts Onto the Scene

(2010) R. A. Kerr   SCIENCE

Joint sets that enhance production from Middle and Upper Devonian gas shales of the Appalachian Basin

(2009) Terry Engelder et al.   AAPG BULLETIN