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

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

Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across generations to rebuild what was lost.

Join thousands of water guardians pushing back against pollution.

'Thirty years ago, this river was dying. Because we organized, native fish are returning. 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 policy can shift.