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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 partners like you. Your voice is essential.

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

Join thousands of environmental advocates fighting against pollution.

'Thirty years ago, this river was forgotten. Through their work, children can swim safely. I watch the difference daily.' — Commissioner James

The science is clear: healthy water systems feed us, sustain us, and deserve our protection. We propose solutions so nature can recover.