California is the only state not to allow 15 percent ethanol content in gasoline. AB 30 would immediately legalize E15 fuel.

Out of 28 types of PFAS analyzed, the study found that at least seven kinds are present in almost everyone tested.

Making the famed river swimmable is one of the final big projects Anne Hidalgo will inaugurate before she leaves office next ...

The state’s top lawyer is taking aim at the Grain Belt Express project, which opponents have tried to stop for years.

Fourteen states are now eligible for $875 million after the attorney general didn’t appeal a court order freeing the funds.

The Department of Energy is delaying a landmark rule to increase the efficiency of mobile homes, a move it says will help ...

The company announced it delivered 384,000 vehicles in the second quarter, a drop from 444,000 over the same time frame in 2024.

The governor’s administration will have to decide whether to approve a key permit for a pipeline to bring more natural gas into the state.

Deputy Attorney General Caitlan McLoon argued the laws have not been implemented and are a legal attempt to regulate business ...

“Much of the new guidance is remarkably UNremarkable,” wrote Gretchen Goldman, president of the Union of Concerned Scientists ...

The June heat dome contributed to the deaths of at least three people. They died as federal regulators weigh whether to ...

The decision by the international tribunal in Costa Rica could reshape domestic climate cases across Latin America.