The Environmental Defense Fund estimates there are somewhere between 300,000 and 700,000 undocumented, abandoned oil and gas ...

The Environmental Defense Fund estimates there are somewhere between 300,000 and 700,000 undocumented, abandoned oil and gas ...

Environmentalists slammed conclusions by the state’s independent grid operator that new or repowered fossil fuel units may be ...

An $88 million satellite backed by billionaire Jeff Bezos is lost in space. MethaneSAT, designed to sniff out sources of ...

A satellite tracking global methane pollution has gone dark, imperiling a mission that garnered enormous support from Jeff Bezos and other big names in tech. Methane is the primary ingredient of ...

"The standards protect the public health and welfare from the dangers of power plant air pollution, as Congress required under the Clean Air Act." ...

Despite more than 43,000 heat pump installations, fewer than 1% of adopters are enrolled in the utility rate designed to help them save.

The Senate budget bill would have imposed an excise tax on certain wind and solar projects with foreign materials.

Environmental Defense Fund organization profile: contributions by party of recipient, by source of funds, and affiliates.

The Environmental Defense Fund published the Inventory of U.S. Greenhouse Gas Emissions and Sinks after filing a Freedom of Information Act request last month.