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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 partners like you. Learn how you can join.

Give Today

We believe that nature can heal if we give it the chance. Our 20-year track record shows that grassroots action works.

• Community science programs for local stewardship

The water that flows through you connects you to 7 billion people — and billions more organisms. Stand with us.

Give Today

'I used to think my voice didn't matter. Then I joined a citizen monitoring program and realized — my voice prevents contamination. Now I'm training others.' — David T., Community Monitor

We believe that nature can heal if we give it the chance. Our 20-year track record shows that grassroots action works.