The Trump administration finalized a rule weakening Corporate Average Fuel Economy (CAFE) standards for heavy-duty commercial vehicles, a move that will increase diesel dependence and fuel costs for t…
In rural eastern Nebraska, conservative farmers and the state Sierra Club chapter have united against proposed artificial intelligence data centers, citing concerns over farmland loss, water supplies,…
Georgia Public Service Commission staff approved a contract between Georgia Power and OpenAI to power a 3.2 gigawatt hyperscale data center in Effingham County without a direct commission vote, prompt…
The Washington Post reported that the Trump administration's $1.2 billion deal with German energy company RWE to cancel offshore wind projects includes a $900 million payment from RWE to purchase a st…
Delaware Governor Matt Meyer signed a first-of-its-kind bill requiring data centers to power their operations with clean energy, pay their fair share of electricity costs, and fund grid infrastructure…
A coalition of nearly 200 environmental, health, and community groups filed comments urging the U.S. Environmental Protection Agency to withdraw its proposal to eliminate minimum public participation …
Cleveland-Cliffs and the U.S. Department of Energy announced plans to continue using coal at the Middletown Works steel mill, abandoning a previously approved $500 million federal grant to replace the…
The Tennessee Valley Authority (TVA) approved its 2026 Integrated Resource Plan, which prioritizes building gas-powered plants to serve AI data centers while reducing renewable energy targets, accordi…
Toyota's plug-in hybrid vehicle (PHEV) sales rose nearly 190 percent in July after the automaker expanded availability from 12 states to nationwide, according to new sales data. Sierra Club Clean Tran…
Duke Energy released its latest long-range energy plan proposing two additional gas plants and extending coal plant operations based on speculative data center demand, prompting the Sierra Club to urg…
Earthjustice and Sierra Club filed comments urging the Federal Aviation Administration (FAA) to keep its ban on commercial supersonic flight over land, arguing that lifting the ban would harm public h…
NRDC, the Sierra Club, and the Southern Alliance for Clean Energy formally objected to OpenAI's contract with Georgia Power, urging the Georgia Public Service Commission to reject it unless ratepayer …
The Massachusetts Pension Reserves Investment Management Board (MassPRIM) completed a review of how its active equity managers assess climate-transition risk, finding meaningful differences among mana…
Senator Mike Lee (R-AZ) introduced a bill that would roll back existing energy efficiency standards and prevent the Department of Energy from updating or implementing new strong efficiency standards, …
Alameda County supervisors are considering asking voters to allow the Board of Supervisors to amend Measure D, the 2000 urban growth boundary measure protecting ranchland around Livermore, without cou…
Indiana Attorney General Todd Rokita filed an intervention in a long-dormant case to block the retirement of the Rockport coal plant in Spencer County, which is planned to close by the end of 2028. Si…
The Trump administration is repurposing federal lands for a $100 billion public-private AI data center project in Paducah, Ky., featuring a 2-gigawatt natural gas plant and 2.6 gigawatts of battery st…
The EPA ruled on July 27, 2026 that dedicated power plants supplying electricity exclusively to data centers are exempt from the Clean Air Act's Acid Rain Program, handing hyperscalers and AI infrastr…
The Trump EPA has proposed eliminating public participation requirements for minor source air permits, a move that would fast-track diesel generator approvals for AI data centers while stripping commu…