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Water doesn't recognize borders — and neither do the threats it faces. Our local teams work year-round to protect it.

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

Volunteer

Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across industries to solve problems at their source.

• Habitat restoration to rebuild resilience

Join thousands of climate leaders 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 crisis. Now I'm inspiring others.' — Sarah K., Community Monitor

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