California has historically been the prime mover of America’s efforts toward cleaner cars, but its aggressive electric ...

DPF Parts Direct reports California's Clean Truck Check aims to reduce diesel emissions, raising compliance costs and ...

With 7 of its most ambitious rules for cars, trucks and trains repealed, California officials now must find new ways to clean up the nation’s worst air pollution. But officials face growing pushback ...

California may have lost up to $3 billion in potential revenue from a signature emissions reduction program over the past year, a new report has found. The Golden State’s cap-and-trade ...

President Donald Trump has made significant changes to policy on emissions and electric vehicles, ... California and 10 other states filed suit June 12 to stop the revocation of the waivers.

The road to adoption of Zero Emissions Vehicles (ZEVs) is growing steeper. For over two decades, states used incentives and ...

A recent report from the Public Policy Institute of California found additionally that 60% were very concerned, a remarkable ...

A delay in strengthening the California program caused the state to take in less money for climate projects, a climate ...

The cap-and-trade debate is still up in the air, and that could put a half-billion-dollar hole in California’s coffers.

When President Donald Trump signed legislation to revoke California’s authority to enforce stricter tailpipe emissions standards and to ban sales of gas-powered cars by 2035, the effects rippled ...

California should end its emissions offset program, researchers say. By Anne C. Mulkern | 05/29/2025 06:20 AM EDT . A new analysis assails a program that lets major emitters pay for projects such ...

Until the state bridges the gap between climate goals and equitable policy, California's lofty environmental vision will ...