Volunteer

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

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

Volunteer

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

• Drought planning for future security

Join thousands of climate leaders fighting for change.

Volunteer

'Thirty years ago, this river was polluted. Thanks to this organization, native fish are returning. I bring my grandchildren to witness it.' — Dr. Robert L.

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