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

This work is possible because of scientists like you. Learn how you can join.

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We believe that nature can heal if we give it the chance. Our decade of victories shows what's possible.

• Legal advocacy driving enforcement

Every action counts — from small donations to big movements. There's still time if we act together.

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'I used to think my voice didn't matter. Then I joined a citizen monitoring program and realized — my data prevents extinction. Now I'm training others.' — Sarah K., Watershed Advocate

Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across industries to hold polluters accountable.