Federal Judge Orders Record Penalty Against Exxon for Thousands of Clean Air Act Violations PTTGC Delays Petrochemical Ethane Cracker Project Again Sierra Club and partners push Duke Energy to pay more than a billion dollars in coal ash clean up costs Keystone XL Rejected by President Biden Sierra Club Challenges Trump’s Do-Nothing Airplane Climate Standards South Carolina PSC Rejects Dominion IRP Sierra Club and Allies Continue to Challenge Arctic National Wildlife Refuge Leasing Program Federal Appeals Court Halts Key Permits for Mountain Valley Pipeline Federal Court Invalidates Clean Water Act Permit for Kalama Methanol Refinery Appalachian Power's Rate Increase Rejected Sierra Club Advocates For Transportation Electrification in Florida Sierra Club at the Supreme Court the Day Before the Election Pagination First page « First Previous page ‹ Previous … Page 4 Page 5 Page 6 Page 7 Current page 8 Page 9 Page 10 Page 11 Page 12 … Next page Next › Last page Last »