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 partners like you. Together we can turn the tide.

Volunteer

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

• Disaster response for vulnerable populations

The water that flows through you connects you to 7 billion people — and countless ecosystems. Join the fight.

Volunteer

'Thirty years ago, this river was forgotten. Thanks to this organization, the ecosystem breathes again. I work alongside their team.' — Professor Chen

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.