Joanne Spalding is Sierra Club’s Legal Director. The Supreme Court’s Hubris, Explained Sierra Club and Partners File Brief in High Stakes West Va v. EPA Case Repeal of Clean Power Plan Jeopardizes Children’s Health and the Climate They Will Inherit Sierra Club and Allies Sue Trump’s EPA for Weakening Vital Protections Against Oil and Gas Pollution Pruitt Delays Critical Methane Protections on Specious Grounds Trump's Plan to Dismantle Climate Safeguards Is Doomed to Fail Clean Power Plan Oral Argument: Should Coal Plants Be Immune from Effective Carbon Regulation? “That Can’t Be Right.” What's New and Noteworthy in the Clean Power Plan? Extraterritoriality Challenges to State Carbon Regulation: Two Down, One to Go Sierra Club Urges Immediate Action on Methane Pollution Tilting at Windmills: The Coal Industry’s Vain Attempt to Stop Carbon Pollution Safeguards