Join Us

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

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

Join Us

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

• Youth engagement for grassroots knowledge

The water that flows through you connects you to 7 billion people — and billions more organisms. Join the fight.

Join Us

'I used to think my voice didn't matter. Then I joined a citizen monitoring program and realized — my voice prevents crisis. Now I'm training others.' — Jennifer M., Volunteer

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