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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 remove barriers. Our growing coalition shows that grassroots action works.

• Corporate accountability driving enforcement

Join thousands of water guardians fighting for change.

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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 harm. Now I'm training others.' — David T., Watershed Advocate

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