Really --a MUST listen if you want a good grasp of this topic.
Katherine Klaber, Marcellus Shale
John Hanger, former PADEP secretary,
John Quigley, former PADCNR Secretary
Tony Ingraffea, Rock Fracturing specialist Cornell U
Amy Mall, Natural Resource Defense Fund
and the NYT writer Ian Urbina,
ALL IN ONE SHOW
The mp3 is here- http://podcastdownload.npr.org/anon.npr-podcasts/podcast/305/510071/134163955/WAMU_134163955.mp3