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

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

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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.

• Legal advocacy driving enforcement

The water that flows through you connects you to 7 billion people — and countless ecosystems. Join the fight.

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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 leading others.' — David T., Volunteer

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