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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. Together we can turn the tide.

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

• Youth engagement for sovereignty

Join thousands of water guardians pushing back 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 voice prevents harm. Now I'm inspiring others.' — Jennifer M., Water Guardian

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