About Environmental Defense Fund

Guided by science and economics, we tackle urgent threats with practical solutions

EDF is a 501(c)(3) nonprofit organization. Federal Tax ID: 11-6107128.

Our people: We're one of the world's largest environmental organizations, with more than 2.5 million members and activists and a staff of 700 scientists, economists, policy experts, and other professionals around the world. Meet our staff »

Our values: We believe prosperity and environmental stewardship must go hand in hand. We're optimists, because we have seen smart ideas make a huge difference. And we build strong partnerships across interests to ensure lasting success. See our mission and values »

Our focus: We address today's most urgent environmental challenges. Working in partnership with others, we focus where we're best positioned to help, based on our strengths.

America's most economically literate green campaigners.

The Economist

Forging the way forward

For decades, EDF has been committed to bipartisan environmentalism. The results are incontestable: Every major environmental law from the early 1970s to 2016 has passed with support of both Democrats and Republicans.

Today, we work with members of Congress from both parties to resist attacks against America's bedrock environmental laws.

We'll continue to find innovative ways to solve big environmental problems in the U.S. and globally. Among our successes, we've played key roles in:

Your donation has power

More than two-thirds of our operating funds come from people like you, who want groundbreaking approaches to protecting the environment.


Our high charity ratings show we use your money effectively. We follow a strict corporate donation policy. To remain accountable and transparent, we share our annual reports and finances.


Now more than ever, we need you

The laws that protect our clean air, diverse wildlife and stable climate are in danger. Join more than 2.5 million EDF supporters helping us gear up for major battles ahead.

This work becomes increasingly urgent in the new political climate. I am grateful to EDF for demonstrating leadership.

EDF supporter Kim from California

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Environmental Defense Fund is a 501(c)(3) tax-deductible organization.
Federal Tax ID: 11-6107128.