Environmental Defense Fund and Union of Concerned Scientists filed a motion for a preliminary injunction in Federal District Court.

The guidance places significant new obstacles on solar and wind projects that are helping meet America’s growing energy needs.

Statement by Kevin Moran, AVP, Regional Affairs, Environmental Defense Fund ...

Methane is the main ingredient in natural gas, and fossil fuel production is a major source of global methane emissions along with agriculture and waste management. For many years, methane was ...

EDF was founded by scientists over 50 years ago. Whether mapping climate pollution from space or cutting air pollution, science drives all we do.

We conduct research and develop economically sustainable solutions to help communities, investors and entrepreneurs from environmental damage.

Environmental Defense Fund is dedicated to uncovering and addressing the issue of orphan and abandoned wells in Pennsylvania. Our mission is to find and remediate these hidden hazards that threaten ...

Meet Environmental Defense Fund's board of trustees, hailed by Fortune magazine as one of the most influential nonprofit boards in the country.

Fred Krupp is a leading voice on climate change and a champion for harnessing the power of the marketplace to protect our environment.

The biggest environmental problems require that we all work together. That's why we build coalitions and fight to win and defend great environmental laws.

Since 1967, Environmental Defense Fund has found innovative ways to solve the toughest environmental problems.

Why business engagement matters: We can power the future with clean energy, create safer household products and feed the world without warming the planet. But to get there, we need big solutions.