Among car enthusiasts, California is a complete paradox. Yes, it's the birthplace of hot rod culture, and its stunning driving roads ribbon from San Diego to Redding and Death Valley to the Pacific ...

In one of California's single largest year-over-year emissions reductions on record, the state lowered its climate pollution by 3% in 2023. The drop in 2023, the most recent year for which data is ...

Cleaner fuels in heavy-duty transportation, like big rigs, and its deployment of battery storage and solar energy drove this climate progress.

The Environmental Protection Agency under the Trump administration has taken a significant step toward potentially overturning California’s stricter truck emissions regulations. EPA Administrator Lee ...

THE EIGHT COUNTIES IN THE SAN JOAQUIN VALLEY experience some of the highest levels of air pollution in California, with ...

14th annual California Green Innovation Index finds transportation pollution fell for the third straight year, even as in-state power sector emissions spiked SAN FRANCISCO--(BUSINESS WIRE)--California ...

Owners and operators of large fleets and drayage vehicles in California have been in a regulatory limbo since 2023. This uncertainty may end soon. The California Air Resources Board has proposed to ...

President Donald Trump signed laws striking down California's ambitious auto emission standards. California's attorney general has filed a lawsuit challenging them. (Gary Coronado / Los Angeles Times) ...

In a new report published and submitted to California Governor Gavin Newsom on August 19, regulators outlined how the state can continue its initial goals. The State of California is making a ...

CALIFORNIA, UNITED STATES - JANUARY 8: A house in on fire as residents try to escape the site in Pacific Palisades, California, Los Angeles, United States on January 8, 2025. A fast-moving wildfire ...

Depending on where you live in the United States, emissions testing of old cars may or may not even be a thing. There are 28 ...

This brief estimates the annual and hourly electricity demand from shore power in California through 2050 under four ...