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A flock of snow geese over the water at Emiquon Preserve.
Snow Geese at Emiquon Preserve A flock of snow geese alight on TNC's Emiquon Preserve in Illinois during the 2026 spring migration. © Taylor Sipp/The Nature Conservancy

Protecting Illinois Nature

For more than 60 years, people like you have helped The Nature Conservancy protect the sun-kissed prairies, shady oak savannas and tranquil forests of Illinois. With your support, we can build on that legacy by bringing people together to help solve today’s biggest conservation challenges, from climate change and habitat loss to protecting clean water.

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