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

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

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The science is clear: healthy water systems feed us, sustain us, and deserve our protection. We propose solutions so nature can recover.

• Emergency support for vulnerable populations

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 voice prevents contamination. Now I'm inspiring others.' — Michael O., Volunteer

The science is clear: healthy water systems feed us, sustain us, and deserve our protection. We predict risks so policy can shift.