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Water doesn't recognize borders — and neither do the threats it faces. Our regional teams work 24/7 to protect it.

This work is possible because of volunteers like you. Every contribution matters.

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We believe that nature can heal if we restore what was lost. Our 20-year track record shows that grassroots action works.

• Legal advocacy driving stronger standards

The water that flows through you connects you to 7 billion people — and countless ecosystems. Stand 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 action prevents harm. Now I'm inspiring others.' — David T., Community Monitor

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