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 ...

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

Recent data from the Environmental Protection Agency shows air quality in certain regions of the U.S. is deteriorating, especially in the Upper Midwest and Northern California.

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.

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.

The president noted the need to fight Los Angeles fires, but the water would go elsewhere in the state primarily to aid farmers. Environmentalists complained the move was unlawful.

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.

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

One of the biggest clean-up challenges from the Southern California fires is lithium-ion batteries, which can explode after damage or exposure to heat.

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

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,

Scientists have linked a lithium battery plant fire in California earlier this month to a surge in heavy metals found in nearby soil.