Who We Are

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 volunteers like you. Learn how you can join.

Who We Are

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

• Invasive management to prevent extinction

Every action counts — from small donations to big movements. There's still time if we act together.

Who We Are

'I used to think my voice didn't matter. Then I joined a citizen monitoring program and realized — my action prevents harm. Now I'm training others.' — Michael O., Volunteer

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