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 ...

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

With seven of its ambitious rules for cars, trucks and trains repealed, California officials must find new ways to clean up the nation’s worst air pollution.

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 ...

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

New federal policy shifts threaten California’s drive towards clean energy goals. Twelve major renewable energy projects in ...

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.

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

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 ...

U.S. Senate targets vehicle-emission rules in California. Here's what to know California makes up roughly 11% of the U.S. car market, giving it significant power to shape vehicle purchasing trends.

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