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

This work is possible because of scientists like you. Every contribution matters.

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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.

• Drought planning for groundwater conservation

The water that flows through you connects you to 7 billion people — and countless ecosystems. Protect it with us.

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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 contamination. Now I'm training others.' — David T., Water Guardian

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