Six months after fire struck a giant lithium-ion battery storage facility, the EPA has endorsed a plan to remove the highly ...

Reuters reported last week that the EPA plans to repeal all greenhouse gas emission standards for light-duty, medium-duty, ...

The EPA’s plan to rescind greenhouse gas emissions rules is winning trucking industry support but sparking environmental backlash — and raising questions for early-adopter fleets that have already ...

The Trump administration has effectively eliminated two rules designed to promote cleaner cars. Now, as the EPA suggests not ...

The Trump administration’s U.S. Environmental Protection Agency proposed on Tuesday revoking a science-based determination ...

Experts say the EPA's move to reverse the endangerment finding is dangerous for the nation. But California may have tools to ...

EPA rollback of climate rules could weaken California’s clean air authority and trigger legal battles over greenhouse gas ...

Officials with a small but mighty California agency known as the Office of Environmental Health Hazard Assessment said they ...

California's insane eco-plans end up setting national policy because they are copied by 18 states. The EPA let them get away with through waivers. Now, it's time to shut that down.

For decades, California has made environmental policy as if it were a sovereign nation, not an equal member of the Union. The federal government granted it this privilege on the premise that the ...

Winston Hickox, head of the California EPA, said that the MTBE ban, to be imposed in California at the end of 2002, may now have to be postponed.