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

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

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Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across political boundaries to rebuild what was lost.

• Indigenous partnerships for local stewardship

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. Because we organized, native fish are returning. I bring my grandchildren to witness it.' — Professor Chen

Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across generations to rebuild what was lost.