According to sources familiar with the Trump Administration’s plans, the new rules would halt plans to raise fuel economy requirements in California and...

The California Air Resources Board has announced a public hearing on a proposed rule change that would extend maintenance support for faulty emissions...

Millions of dollars in settlements from the VW diesel emissions cheating scandal will be made available for clean vehicle technology in California and...

Biodiesel and renewable diesel fuels may not be as clean as other alternative fuel types or powertrains but their widespread adoption reduced emissions more...

In Southern California, Toyota and Kenworth unveiled a jointly developed fuel cell electric heavy-duty truck, the result of a collaboration with the...

Meritor has been contracted all-electric drivetrain systems under its Blue Horizon technology brand for 38 terminal tractors that will be used at the Port...

Unlike passenger vehicles, which require biennial smog checks in California, heavy-duty diesel trucks are not currently required to undergo regular...

Volvo Trucks announced plans to sell an all-electric truck called the Volvo VNR Electric in North America by 2020.

Government entities and industry leaders have signed on to a new program to accelerate the deployment of zero-and near-zero emissions commercial vehicles...

The California Air Resources Board has preliminarily awarded $41 million to the Port of Los Angeles to establish network to transport goods throughout...

Volvo Trucks will demonstrate an all-electric truck in California next year with plans to bring it to market in North America in 2020.

The Clean Air Action Plan, which seeks to aggressively reduce emissions at the Ports of Los Angeles and Long Beach, has been approved by the harbor...

Diesel-powered trucks appear to be in the crosshairs once again as California legislators, citing overwhelming public support, call for even tougher...

The Ports of Los Angeles and Long Beach have released a draft of a proposed 2017 Clean Air Action Plan Update, outlining a new set of aggressive near-term...

The California Air Resources Board has fined Marten Logistics and Roadrunner Transportation Systems for failing to verify that trucks hired or dispatched...

Clean vehicle technology is advancing by leaps and bounds, but the direction it is moving is not always clear. A panel discussion at a recent alt fuel...

Diesel engines are cleaner than ever. So why is the California Air Resources Board calling for more zero emissions vehicles?

Aftermarket hybrid system manufacturer, Odyne Systems, has received an exemption from the California Air Resources Board permitting the installation of the...

California roads have less than 500 battery electric medium- to heavy-duty trucks, partly due to the higher expense of these vehicles, according to a report...

California is awarding $23.6 million to the South Coast Air Quality Management District for a statewide zero-emission drayage truck development and...