FACT: Pennsylvania became the second-largest shale gas produ aspwv2014-12-08T00:00:00-05:00December 8th, 2014|Twitter| FACT: Pennsylvania became the second-largest shale gas producing state in 2013. http://t.co/3DDwohUjUn #fracking Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail