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

This work is possible because of donations like you. Your voice is essential.

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

• Invasive management to rebuild resilience

Join thousands of water guardians organizing for change.

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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 harm. Now I'm leading others.' — Jennifer M., Volunteer

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