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

Recent press reports quote Members of Congress touting secret, eleventh-hour promises from the President that would further undermine clean energy credits.

If we act now — together — there’s still time to build a future where people, the economy and the Earth can all thrive. Every one of us has a role to play. Choose yours. Donate Donate monthly Renew ...

MethaneSAT had been collecting methane emissions data over the past year. It was one of the most advanced methane tracking satellites in space, measuring methane emissions in oil and gas producing ...

The problem: Methane pollution released this year will warm the planet more in the next decade than carbon dioxide emitted from burning fossil fuels. While cutting methane is the single fastest way to ...

Fortune magazine called our board one of the most influential nonprofit boards in the country. Officers Mark W. Heising, Chair Managing Director, Medley Partners Vice Chair, Heising-Simons Foundation ...

Why economics matters: Too often, economic forces drive decisions that harm the planet. We need to turn that around. By creating the right economic incentives, we can make market forces work for — ...

Sea Change, a book by Amanda Leland and James Workman, flips the gloom-and-doom script with the ocean’s most surprising ...

Vickie serves as Environmental Defense Fund’s General Counsel and leads its U.S. Legal and Regulatory Program. For over thirty years, she has worked with partners to secure landmark national and state ...

Proposal appears designed to weaken the federal government’s ability to regulate sources of the pollution driving climate change.

We began in 1967, as a scrappy group of scientists and a lawyer on Long Island, New York, fighting to save osprey from the toxic pesticide DDT. Using scientific evidence, our founders got DDT banned ...