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Every watershed tells a story of hope. We're here to ensure that story has a thriving future.

This work is possible because of community members 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 industries to solve problems at their source.

• Early warning systems of water quality shifts

Join thousands of water guardians fighting for change.

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'Thirty years ago, this river was polluted. Because we organized, the ecosystem breathes again. I watch the difference daily.' — Professor Chen

Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across political boundaries to hold polluters accountable.