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Our work begins where rivers meet the sky and ends where groundwater feeds the soil. We use science to protect it all.

This work is possible because of volunteers like you. Your voice is essential.

Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across industries to solve problems at their source.

Join thousands of climate leaders organizing for justice.

'Thirty years ago, this river was polluted. Thanks to this organization, the ecosystem breathes again. I work alongside their team.' — Elder Maria

We believe that nature can heal if we remove barriers. Our 20-year track record shows what's possible.