Trump's administration asked the U.S. Supreme Court to pause its review of a case involving California’s stricter vehicle emissions standards

President Donald Trump’s Environmental Protection Agency is considering rescinding California’s permission to tackle climate change through stringent automobile pollution limits, the administration said in a US Supreme Court filing.

President-elect Donald J. Trump has threatened to revoke or challenge all zero-emission vehicle rules and California’s other clean-air standards. By withdrawing its requests for U.S. Environmental Protection Agency approval, the Newsom administration is ...

The California Air Resources Board said Tuesday it withdrew its requests for federal approval to implement stricter emissions rules for locomotives and semi-trucks because the U.S. Environmental Protection Agency had yet to approve them. The decision came ...

Considerable uncertainty” exists about whether Trump’s EPA will defend the Biden administration’s choice to approve California vehicle emissions standards, according to three environmental groups who asked to join a Ninth Circuit case concerning federal waivers.

As wildfires continue to spread in southern California, misinformation about the response to the fires have cropped up online. Here are 5 claims debunked.

The waiver allowed California to enforce its Advanced Clean Car program that requires auto makers to produce more zero-emmission vehicles through the 2025 model year. The EPA revoked the waiver during President Trump’s first term. It was reinstated after President Biden took office.

President Donald Trump on Monday issued a memorandum directing the Secretary of Commerce and the Secretary of the Interior to develop a new

The state withdrew its pioneering clean air regulations for diesel trucks and trains, acknowledging they wouldn’t win federal approval. The state intended to end sales of trucks powered by fossil fuels by 2036.

Following the devastating fires in Los Angeles and Ventura Counties, California Governor Gavin Newsom issued Executive Order N-4-25 to

Nebraska Attorney General Mike Hilgers declared victory Tuesday in his fight with California over electric trucks.

In the aftermath of the Southern California wildfires, health experts are warning residents about the possible dangers of toxins still lingering in the air. Ash, smoke and other chemicals can easily seep into homes and buildings,