The California Air Resources Board adopted the clean fleets and locomotive rules in 2023. Not seeking the waivers is “an ...

California has decided to abandon its phase out of diesel trucks and requiring cleaner locomotives because of the incoming ...

California's environmental policies are doing more damage to the environment than anything else in the country.

California has withdrawn requests for the EPA to give the state authority to enforce rules limiting emissions from ...

Because Trump is unlikely to approve them, California has no choice but to abandon its groundbreaking rules for zero-emission ...

Unlike typical wildfires, smoke from the L.A. fires — consisting of toxic materials from burned down homes, cars, and more — ...

Environmentalists prefer blaming climate change for wildfires, as the ancient Greeks blamed their gods when things went wrong ...

While we are disappointed that U.S. EPA was unable to act on all the requests in time," a state official said.

Wear a tight-fitting N95 mask at the bare minimum, but a P100 is better, experts say. Wear long sleeves, eye protection, ...

In order for California to promulgate vehicle emission standards without violating the Clean Air Act, it must receive a waiver from the EPA for any state law that regulates vehicles covered by the Act ...

CARB issued an Enforcement Notice discussing its enforcement standards for 2026 climate reporting under SB 253, and ...

California regulators say the Trump administration is unlikely to approve the rules and that they have no choice but to ...