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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 partners 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 hold polluters accountable.
- Legal advocacy driving justice
Join thousands of water guardians organizing 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 extinction. Now I'm leading others.' — Jennifer M., Volunteer
The science is clear: healthy water systems feed us, sustain us, and deserve our protection. We propose solutions so policy can shift.