“The abundance of natural gas in the Marcellus shale formati aspwv1970-01-01T00:00:00-05:00January 1st, 1970|Twitter| “The abundance of natural gas in the Marcellus shale formation under much of western and central Pa.” is the “main… https://t.co/B2KjI2sDIB Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail