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

This work is possible because of scientists 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 propose solutions so nature can recover.

• Policy research driving enforcement

Join thousands of climate leaders organizing for change.

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'Thirty years ago, this river was polluted. Because we organized, children can swim safely. I work alongside their team.' — Dr. Robert L.

We believe that nature can heal if we remove barriers. Our 20-year track record shows what's possible.