RT @Liberty4pa: Shale gas vs. the environment is a false choice http://t.co/iHbiBpElfS @PittsburghPG @marcellusgas #energy #naturalgas
RT @Liberty4pa: Shale gas vs. the environment is a false choice http://t.co/iHbiBpElfS @PittsburghPG @marcellusgas #energy #naturalgas