California, which has the unique ability to set vehicle standards, has set ambitious rules requiring all new cars to be ...

House moves to repeal the Golden State’s authority to set higher car and truck emission standards, which have long been ...

During ozone season, it is particularly important for those sensitive to ozone pollution to check the Air Quality Index each ...

The Republican-controlled U.S. House voted Thursday to block California from enforcing first-in-the-nation rules phasing out ...

The US House of Representatives voted to revoke California’s ability to enact its own, tougher pollution regulations for cars ...

The public and many Shelby County commissioners have questions about xAI’s proposed use of gas turbines, and whether they ...

This week, the House of Representatives voted to block the state’s ban on the sale of new gas-powered vehicles, challenging ...

The safeguards closed a loophole by requiring all “major” sources of seven hazardous air pollutants to maximize their emissions reductions.

The company’s turbines — enough to power 280,000 homes — run without emission controls in an area that leads Tennessee in ...

S.J. Res 31, from Sen. John Curtis (R-Utah), would repeal Clean Air Act regulations issued last September as a replacement ...

A new report found that nearly half of Americans are "living in places that get failing grades" for air quality.

The House took a trio of votes this week targeting California’s decades-old authority to enforce its own environmental ...