Gavin Newsom’s office floats new legislation, while the California Energy Commission looks for somebody to buy the Valero ...

Newsom criticizes the Trump administration's rollback of vehicle emissions standards, highlighting California's own ...

The decision could have far-reaching consequences — including for oil companies, which may be exposed to a flood of new ...

Opinion: Frost Brown Todd's Thierry Montoya says new legislation will help create a more reliable legal framework for ...

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

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

In a world of quick wins and impatient headlines, Martin Goebel is playing the long game. Now Director for Mexico at ...

An executive order directed the agency to submit a report “on the legality and continuing applicability” of the endangerment ...

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

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 ...