The Southern Environmental Law Center on behalf of the NAACP filed a 60-day intent to sue notice against xAI for alleged Clean Air Act violations.

Opinion: Montana’s 20-year-old Clean Indoor Air Act is now better and stronger than ever before. And, our workers, patrons and kids will not be exposed to deadly toxins in the ...

The proposal regards a previously submitted smog control plan for the San Joaquin Valley, which has long had some of the ...

U.S. Attorney's Office in Pittsburgh asks judge to let Erie Coke plant superintendent enter pretrial diversion program and no ...

U.S. District Judge Susan Paradise Baxter demands prosecutors in Pittsburgh say why they want to end case against man who already pleaded guilty.

With 7 of its ambitious rules for cars, trucks and trains repealed, California officials must find new ways to clean up the nation’s worst air quality. But officials face growing pushback about ...

The Supreme Court on Wednesday issued two rulings on where certain challenges to actions taken by the Environmental Protection Agency under the Clean Air Act must be filed. In the […] ...

The House Appropriations Committee also unveiled its fiscal 2026 plan for the Department of Transportation. More bills, ...

The “Big Beautiful Bill” threatens to derail the clean energy transition, slash grid capacity and raise energy costs.

From Grok's antisemitic rants to the permit for turbines in Memphis, here's a look at some of the latest news surrounding Elon Musk's xAI.