Reducing the number of miles driven by Californians is a challenging goal given the state's car-centric transportation system and urban sprawl.

California regulators are fine-tuning a set of draft rules that would transition the state to 100% light-duty ZEV sales by 2035.

Gov. Gavin Newsom and Canada Prime Minister Justin Trudeau signed an agreement committing their governments to cooperate on a range of climate issues.

The Department of Energy’s annual symposium covered every aspect of what has become a rush to move the nation from fossil fuel to hydrogen energy.

Gov. Charlie Baker's administration and Mass. legislators are eyeing tweaks to the state's EV program from rebate size to a price cap for qualifying vehicles.

New Mexico has become the latest state to adopt California’s Advanced Clean Cars regulation.

A recent study concluded that diverting 15% of Ohio’s current Utica shale gas production to create hydrogen would be sufficient to satisfy existing demand.

CARB has released a new draft of its proposed Advanced Clean Cars II regulation featuring a faster ramp up to 100% ZEV sales in 2035.

California must more than double the amount of solar capacity built each year compared to its previous maximum build rate to reach net zero by 2045, CARB said.

A bill to expand the provision of green hydrogen by municipal and rural utilities appears headed for easy sailing through the Washington House.