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Our work begins where rivers meet the sky and ends where groundwater feeds the soil. We use science to protect it all.

This work is possible because of volunteers like you. Every contribution matters.

We believe that nature can heal if we remove barriers. Our growing coalition shows that change happens.

The water that flows through you connects you to 7 billion people — and billions more organisms. Protect it with us.

'Thirty years ago, this river was forgotten. Because we organized, children can swim safely. I work alongside their team.' — Professor Chen

We believe that nature can heal if we remove barriers. Our growing coalition shows what's possible.