Environmental Defense Applaudit La R | Environmental Defense Fund

Climate change solutions

We deliver game-changing solutions that have a real impact for people around the globe. Our vision: A vital Earth. For everyone.

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Defending environmental protections in the U.S.

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Our cutting-edge science is guiding global action to reduce methane emissions

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For more almost 60 years, we have been building innovative solutions to the biggest environmental challenges — from the soil to the sky.

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Our groundbreaking push to cut methane on 3 critical fronts

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Building climate leaders with EDF Climate Corps

Guided by science and economics, and committed to climate justice, we work in the places, on the projects and with the people that can make the biggest difference.

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Business leaders: Put our renowned science, policy and financial expertise to work

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Our story: How the fight to ban DDT led to the birth of EDF

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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.

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How we can fight climate change misinformation

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News and stories

Stay informed and get inspired with our in-depth reporting about the people and ideas making a difference, insight from our experts and the latest environmental progress.

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FireSAT: A vision for spotting and tracking wildfires faster and more accurately

View of massive fire, The Camp Fire, from space

Vital Signs, our digital magazine, will make you think and give you hope

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Environmental Defense a aujourd?hui f

With more than 3 million members, Environmental Defense Fund creates transformational solutions to the most serious environmental problems. To do so, EDF links science, economics, law, and innovative private-sector partnerships to turn solutions into action. edf.org

Latest press releases

California Legislature Passes Critical Bill Setting Stage for Cheaper, Cleaner Power through an Expanded Western Electricity Market

September 13, 2025
Lawmakers Vote to Extend Cap and Trade as “Cap and Invest,” Align Emissions Cap with Timeline to Meet State’s Climate Action Goals

September 13, 2025
Trump EPA Proposal Would Eliminate Greenhouse Gas Reporting Program

September 12, 2025
Federal Court Hears Arguments about Secret Report that Trump Administration Used in Attack on Climate Protections

September 11, 2025
Interactive Air Pollution Visualization Tool to help São Paulo Pinpoint Hotspots and Enforce Air Quality Standards

September 11, 2025
Cap and Trade Extension Will Benefit California’s Economy, Affordability and Climate

September 10, 2025