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

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

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

• Real-time data networks of water quality shifts

Every action counts — from small donations to big movements. There's still time if we move now.

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'Thirty years ago, this river was polluted. Through their work, native fish are returning. I work alongside their team.' — Dr. Robert L.

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