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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 community members like you. Learn how you can join.

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Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across industries to hold polluters accountable.

• Legal advocacy driving justice

Every action counts — from small donations to big movements. We can still protect if we move now.

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'Thirty years ago, this river was forgotten. Thanks to this organization, the ecosystem breathes again. I watch the difference daily.' — Commissioner James

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