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

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

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

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

'Thirty years ago, this river was forgotten. Because we organized, native fish are returning. I work alongside their team.' — Professor Chen

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