Photos

04.25.1604.06.16-petitionsPCRN-2016-tourposter-JAMES-CITY01.14.1601.13.1612.22.1512.21.1512.16.1512.10.0512.09.1512.08.15-212.08.15-312.08.15Groundswell-Flyer03.14.14-highland-twp03.12.14-north-dakota03.10.14-weather03.03.14-methaneExxon CEO Rex Tillerson02.26.14signschasing-ice_02.13.14injection-wellelk-county-injection-wellchasing-ice_02.13.14triple-divide_02.12.14A crew works on a gas drilling rig at a well site for shale based natural gas in Zelienople, Pa. (AP Photo/Keith Srakocic, 2012)elk-county-injection-wellgrantham_02.07.14An aerial photograph shows a large field of fracking sites in a north-western Colorado valley. It can take millions of gallons of fresh water to frack a single well. Photograph: Susan Heller/Getty imagesca-drought