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

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 ...

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 ...

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

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

A study led by the University of California, Irvine Joe C. Wen School of Population & Public Health highlights the need for improved wildfire preparedness tailored to disadvantaged communities in ...

Chevron is directing customers to urge lawmakers to rethink carbon emissions legislation, which it claims will lead to higher ...

Long Beach, Calif.-headquartered Harbor Breeze Cruises has selected Bellingham, Wash., shipbuilder All American Marine (AAM) ...

California has enacted a new regulation aimed at promoting zero-emission motorhomes, posing significant challenges for the ...

The California Air Resources Board (CARB) has provided new information about the Vessel Incident Event (VIE) and Terminal ...