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Bill Nye the Science Guy highlights the fastest way to slow global warming

Global food companies join EDF for a groundbreaking step on dairy methane

Our impact

For more than 50 years, we have been building innovative solutions to the biggest environmental challenges — from soil to space.

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Our groundbreaking push to cut methane on 3 critical fronts

Building climate leaders with EDF Climate Corps

About us

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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Reimagining business for a sustainable future

Our bold plan to stabilize the climate for a vital Earth

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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 progress in the climate flight.

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Images from groundbreaking satellite bring methane problem into view

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Complete list of press releases

Groundbreaking Analysis Finds Abundant, Low-Cost U.S. Greenhouse Gas Emissions Reduction Opportunities
November 29, 2007
New Study Recommends Faster, More Cost-Effective Ways to Clean Up Chesapeake Bay
November 29, 2007
Leading Scientists Urge EPA to Find that Global Warming Pollution Endangers Human Health and Welfare
November 28, 2007
Environmental Defense Hires Thomas Glenn
November 27, 2007
The Co-operators vehicle fleet goes green to reduce global warming emissions
November 26, 2007
New Analysis Shows Majority of Traffic Mitigation Commission Hearing Witnesses Suggested Improvements to Make Congestion Pricing Work
November 20, 2007
Potential Model for Restructuring National Nanotechnology Initiative Offered to Better Address Nano Risks
November 19, 2007
Court Rejects Federal Fuel Economy Standards
November 15, 2007
Statement of Environmental Defense on the environmental aspects of Wal-Mart
November 15, 2007
Environmental Groups, Local Residents Express Disappointment in Court Ruling on Intercounty Connector, Vow to Consider Legal Options
November 8, 2007
Colorado Becomes the 17th State to Join Clean Car Program
November 7, 2007
25 Doctors Submit Open Letter to the New York City Traffic Mitigation Commission
November 5, 2007
Diverse Groups Come Together to Kick Off Senate Farm Bill Floor Debate with Urgent Call for Real Reform
November 5, 2007
Congress Should Override Veto of Water Resources Development Act, Group Urges
November 2, 2007
Doctors Concerned About Clean Air
November 1, 2007