Because Trump would be unlikely to approve them, California has no choice but to abandon its groundbreaking rules for ...

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

California policymakers and environmentalists view recent Supreme Court actions as a small victory for clean air, but worry about future legal challenges.

Fire officials from both states say no engines were prevented from entering California and none of the vehicles underwent any ...

Blue states are bracing for a battle with the Trump administration over their authority to limit tailpipe emissions, a ...

California aims to lead in regulatory measures and foster a cultural shift toward embracing electric vehicles as viable and ...

SAN FRANCISCO -- The Environmental Protection Agency on Wednesday granted two requests from California to enforce strict standards for vehicle emissions, including a rule aimed at banning sales of ...

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

The Environmental Protection Agency plans to grant the state the right to set stronger climate rules for cars, SUVs and pickup trucks as soon as next week.

“The Biden-Harris administration reaffirmed what we’ve known for decades — California can rise to the challenge ... emission now. Californians purchase between 1.7 million and 2 million new ...

The California rule is stricter than a federal rule adopted this year that tightens emissions standards but does not require sales of electric vehicles. Environmental Protection Agency ...