Landscape consequences of natural gas extraction in Armstrong and Indiana Counties, Pennsylvania, 2004–2010 [unknown]

Terry E. Slonecker, Lesley E. Milheim, Coral M. Roig-Silva, Alexander R. Malizia
2013 Antarctica A Keystone in a Changing World   unpublished
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doi:10.3133/ofr20131263 fatcat:4b2xchlmy5ew3fds47aumpo6pa