January 26, 2015, 10:30 a.m. by Russell McLendon
U.S. pipelines have already sprung two major leaks in 2015, including the Yellowstone River's second oil spill in four years.
November 4, 2013, 4:22 p.m. by Michael d'Estries
Amy Smart, Justin Chatwin, Wendie Malick and Ed Begley Jr. for the Environmental Media Association.
May 2, 2013, 10:13 a.m. by John Platt
Ads supporting the pipeline are the work of 2 political offshoots of Zuckerberg's social welfare organization. Meanwhile, Facebook rejects an ad from protesters criticizing Zuckerberg's political leanings.
April 16, 2013, 10:46 a.m. by John Platt
Reporters for the online, nonprofit news site spent seven months reporting on tar-sands oil spill in Michigan.
April 10, 2013, 3:12 p.m. by John Platt
Washington Post energy correspondent Steven Mufson traveled the 1,700-mile path of the controversial tar sands pipeline.
April 4, 2013, 4:44 p.m. by John Platt
Despite the challenges, the founder of 350.org says victory lies ahead.
August 31, 2011, 1:17 p.m.
Video: Daryl Hannah landed in jail Tuesday while protesting a planned oil pipeline that would stretch from Canada to the U.S. Gulf Coast. The actress has been released and is speaking out.Daryl Hannah landed in jail Tuesday while protesting a planned
October 4, 2010, 10 a.m.
Video: With a story similar to "Avatar," film director James Cameron now finds himself on the side of native people in Canada's oil sands region, where their way of life is threatened by oil exploration and mining.