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

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

• Policy research driving justice

The water that flows through you connects you to 7 billion people — and future generations. 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.' — Michael O., Community Monitor

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.