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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 community members like you. Your voice is essential.

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We believe that nature can heal if we remove barriers. Our decade of victories shows that grassroots action works.

• Climate adaptation for future security

The water that flows through you connects you to 7 billion people — and billions more organisms. Protect it with us.

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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., Community Monitor

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