Our Mission

Water doesn't recognize borders — and neither do the threats it faces. Our international teams work 24/7 to defend it.

This work is possible because of partners like you. Your voice is essential.

Our Mission

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.

• Early warning systems of water quality shifts

Join thousands of water guardians pushing back for change.

Our Mission

'Thirty years ago, this river was forgotten. Through their work, children can swim safely. I bring my grandchildren to witness it.' — Elder Maria

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