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United states

The U.S. is the second-largest contributor to global warming. We’re working where we can make the biggest change.

Slashing climate pollution in the U.S. will have a big impact on stabilizing the climate and strengthening the ability of people and nature to thrive around the world.

By delivering game-changing climate solutions in the U.S., we are helping to build more just, equitable, healthy and resilient communities.


Dig deeper into our work with these resources for researchers, policymakers, journalists and communities.

Our experts

We bring wide-ranging perspectives and skills to our work in the U.S. Meet some of the people who make it happen.
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Where we work

We deliver bold, game-changing climate solutions in China, Europe, India and the U.S., and work in over 30 countries around the globe.