More than three dozen states have taken sides in a court fight over the EPA's reinstatement of California's strict tailpipe emissions standards.

FERC accepted CAISO's Order 2222 compliance filing but told it to submit revisions to its participation model for distributed energy resource aggregations.

Thirty parties submitted comments to the California PUC on a controversial rooftop solar net-metering decision that the commission is revisiting.

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 California Coastal Commission gave conditional approval to BOEM's plans to conduct offshore wind auctions this fall, a significant regulatory milestone.

PG&E said it plans to achieve carbon neutrality by 2040 and to withdraw more carbon from the air than it produces by 2050 using carbon capture and other means.

The California Air Resources Board’s draft climate change scoping plan faces criticism from environmentalists, fire victims and editorial pages.

California lawmakers proposed a vague $21 billion climate and energy budget for FY 22-23 that would defer Gov. Gavin Newsom's specific plans, pending talks.

The Senate and Assembly passed bills to speed transmission development and lower costs as lawmakers tried to help the state meet its renewable power goals.