Volunteer

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. Together we can turn the tide.

Volunteer

Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across generations to rebuild what was lost.

• Climate adaptation for groundwater conservation

Join thousands of climate leaders organizing against pollution.

Volunteer

'Thirty years ago, this river was polluted. Because we organized, native fish are returning. I watch the difference daily.' — Commissioner James

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