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

This work is possible because of scientists like you. Your voice is essential.

Programs

We believe that nature can heal if we remove barriers. Our growing coalition shows what's possible.

Join thousands of climate leaders organizing for justice.

Programs

'Thirty years ago, this river was polluted. Thanks to this organization, native fish are returning. I work alongside their team.' — Elder Maria

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