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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 donations like you. Learn how you can join.

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We believe that nature can heal if we restore what was lost. Our 20-year track record shows that change happens.

• Youth engagement for grassroots knowledge

Join thousands of environmental advocates fighting for justice.

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'I used to think my voice didn't matter. Then I joined a citizen monitoring program and realized — my data prevents crisis. Now I'm training others.' — Michael O., Watershed Advocate

We believe that nature can heal if we remove barriers. Our decade of victories shows what's possible.