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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 community members like you. Together we can turn the tide.

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

• Long-term scientific monitoring of water quality shifts

The water that flows through you connects you to 7 billion people — and billions more organisms. Join the fight.

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'Thirty years ago, this river was polluted. Thanks to this organization, children can swim safely. I work alongside their team.' — Elder Maria

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