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

A problem for decades, the Inland Empire’s notorious air quality — considered among the worst in the nation — is well chronicled. The region routinely ranks poorly on American Lung Association air ...

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

According to the Wisconsin Vehicle Inspection Program's most recent report, his assumption wasn't far off. In 2022, nearly ...

Those using the remaining 120,000 gas pumps across California, though, have likely encountered something that sets them apart from those in most other states: plastic sleeves on t ...

Ah, California—the land of eternal sunshine, avocado everything, and rent prices that could make a billionaire cry. Sure, you ...

There can be no doubt that the relatively few Californians strongly interested in becoming an independent country have had high hopes that President Trump’s “War on California” would drive many ...

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

First disclosures under California's legislative greenhouse gas (GHG) and climate risk reporting regimes will be due beginning in 2026.

California and environmental groups fiercely criticized the EPA's plans to undo the endangerment finding that enables ...

Limiting trucks to no more than 65 mph nationally might have saved lives and fuel costs, but Trump regulators say it would ...

CEQA is one of the most robust state environmental statutes in the United States. It requires public agencies to evaluate the environmental impacts of a project and includes substantive requirements ...