Estimates of future supplies of U.S. natural gas increased t aspwv1970-01-01T00:00:00-05:00January 1st, 1970|Twitter| Estimates of future supplies of U.S. natural gas increased to 3,374 trillion cubic feet, a 20% increase over the la… https://t.co/asyNAM162Z Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail