Mishaps with equipment manufacturers, maintenance crews and power suppliers are threatening fleets’ transition from diesel engines.

The Trump administration dismissed members of the Environmental Protection Agency’s Clean Air Scientific Advisory Committee and Science Advisory Board Tuesday, a day before the confirmation of new ...

California lawmakers notched key environmental victories in 2024, but the state’s overall standing on climate leadership dropped, according to the advocacy organization California Environmental Voters ...

FRESNO, Calif. (KFSN) -- The sale of new diesel trucks in California won't have to hit the brakes any time soon. That's ...

The plot has thickened in the ongoing saga of California OHV registrations following the sundowning of the Red Sticker ...

A sleek white aircraft has become the first independently developed jet to break the sound barrier. The XB-1 aircraft ...

Love’s Travel Stops built a new travel center in California even as diesel was targeted for phase-out; now that’s not an ...

A California state legislator has introduced a bill seeking to halt funding for California’s high speed rail project from the ...

Canada just made history with the world’s first government-backed Direct Air Capture (DAC) offset protocol. Here's what it ...

I recently published a post questioning the legality of the California Air Resources Board's Enforcement Notice. The ...

THE BUZZ: TO THE TRENCHES — As President Donald Trump and Republicans lead a multi-front assault on sanctuary-city laws, ...

San Diego Mayor Todd Gloria has been appointed to the California Air Resources Board by Governor Gavin Newsom, awaiting ...