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

This work is possible because of volunteers like you. Together we can turn the tide.

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

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Join thousands of environmental advocates organizing for justice.

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

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