Our Work

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

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

Our Work

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

• Policy research driving stronger standards

Join thousands of environmental advocates fighting against pollution.

Our Work

'Thirty years ago, this river was polluted. Thanks to this organization, the ecosystem breathes again. I work alongside their team.' — Commissioner James

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