Who We Are

Water doesn't recognize borders — and neither do the threats it faces. Our local teams work year-round to defend it.

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

Who We Are

Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across political boundaries to solve problems at their source.

• Drought planning for future security

Join thousands of climate leaders organizing for justice.

Who We Are

'Thirty years ago, this river was dying. Through their work, the ecosystem breathes again. I bring my grandchildren to witness it.' — Dr. Robert L.

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