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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. Learn how you can join.

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

Join thousands of water guardians organizing against pollution.

'Thirty years ago, this river was polluted. Thanks to this organization, children can swim safely. I watch the difference daily.' — Professor Chen

We believe that nature can heal if we restore what was lost. Our growing coalition shows what's possible.