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

An appellate court ruled that ISO New England’s Inventoried Energy Program would unfairly incent some resources for storing energy in a way they already do. 

Clean energy orgs, nonprofits and social justice groups called on the TVA to reconsider its plan to build a natural gas plant to replace its largest coal plant.

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

Nevada regulators approved a permit for NV Energy to build a 220-MW battery storage system at the former site of the Reid Gardner coal-fired plant.

The Massachusetts Senate passed An Act Driving Climate Policy Forward with a broad set of policies for decarbonizing energy, transportation and buildings.

The last two coal-fired electricity generation units in New Jersey will close under an agreement approved by the New Jersey Board of Public Utilities.

The D.C. Circuit Court ruled that FERC had failed to account for the downstream the greenhouse gas emissions of a compressor station in Agawam, Mass.

The Maine Generation Authority bill would create a state-run entity that builds renewable generation and is modeled after the Maine Turnpike Authority.

New Mexico lawmakers have released a draft of a bill that would set a statewide target of net-zero greenhouse emissions by 2050.