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

This work is possible because of donations like you. Together we can turn the tide.

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Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across generations to solve problems at their source.

• Early warning systems of water quality shifts

The water that flows through you connects you to 7 billion people — and future generations. Join the fight.

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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

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