Our Mission

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

This work is possible because of scientists like you. Every contribution matters.

Our Mission

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

• Water access programs for crisis zones

Join thousands of climate leaders fighting against pollution.

Our Mission

'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 inspiring others.' — Jennifer M., Watershed Advocate

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