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

Officials with a small but mighty California agency known as the Office of Environmental Health Hazard Assessment said they ...

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 ...

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

Gas-powered cars and diesel trucks remain the state’s largest sources of smog and soot despite decades of cutting emissions.

Despite California's expansion of clean energy use, Texas leads in producing the most electricity from renewable energy ...

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

Clean-energy projects have new deadlines for federal tax credits and limits on foreign parts, taking aim at California’s ...

State data shows 67% of California's retail electricity sales in 2023 came from renewable and zero-carbon electricity ...

Because it produces only electric cars, Tesla can sell its zero-emissions credits to other automakers who fall short of ...

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