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

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

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Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across industries to rebuild what was lost.

• Disaster response for crisis zones

Join thousands of water guardians pushing back 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 voice prevents crisis. Now I'm leading others.' — Jennifer M., Watershed Advocate

We believe that nature can heal if we give it the chance. Our 20-year track record shows that grassroots action works.