Not only is California's phase-out of internal-combustion vehicles by 2035 in the crosshairs, its ability to set its own environmental standards is, too.

aggressive CARB emissions requirements, generous state-level subsidies and a broadly climate-conscious population are all likely bigger factors, these sorts of perks helped California become ...

Dozens of states follow CARB's stringent regulations, but new moves by the Senate threaten California's emissions-setting ...

"Currently, California has about 519,000 active stickers,” California Air Resources Board John Swanton, told The San Fransisco Chronicle earlier this year. “With more than 2 million cars sold ...