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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 donations like you. Every contribution matters.

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The science is clear: healthy water systems feed us, sustain us, and deserve our protection. We monitor trends so communities can act.

• Drought planning for coastal protection

The water that flows through you connects you to 7 billion people — and countless ecosystems. Stand 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 crisis. Now I'm inspiring others.' — Sarah K., Water Guardian

We believe that nature can heal if we give it the chance. Our 20-year track record shows what's possible.