- Phone: 312-580-2100
- Email: illinois@tnc.org
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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.
Take Action for Illinois Wetlands
Illinois is at risk of losing protections for wetlands. Use your voice to advocate for safeguarding these vital ecosystems that purify our drinking water, mitigate flooding and help wildlife thrive.
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Using Fire to Restore Illinois Prairies and Woodlands
The Nature Conservancy has made it a priority to use “good fire” to keep native habitats healthy.
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2023 was a tremendous year in conservation for TNC in Illinois. Celebrate Earth Month by taking a look at all that we achieved together.
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Giving to Illinois
No matter where you are in Illinois—whether walking along a tree-lined street or sitting on a combine harvester, birdwatching in the prairie or fishing along a river—we are all connected by nature. Learn what your generous support helps us achieve.
Latest Stories
Midwest Women Leading in Conservation
Meet the women who are making an impact and leading the way in conservation throughout the Midwest.
Illinois Nature Through the Seasons
From bustling prairies and serene rivers to lively wetlands and ancient forests, Illinois has a bounty of beautiful places to explore year-round.
Jackie Robinson Nature Play Space
Watch this video to learn about TNC's collaboration with Chicago's Mount Vernon Elementary School on a new nature play space.
Volunteer for Nature
Warmer weather is on the way! There are many environmental stewardship opportunities available across the state. Find one near you this spring.
We Can’t Save Nature Without You
Sign up to receive monthly conservation news and updates from Illinois. Get a preview of Illinois’ Nature News email.
Places We Protect
See the Places We Protect in Your Community
From lush prairies and rare savannas to vibrant wetlands and rivers, The Nature Conservancy has helped protect more than 100 sites throughout Illinois in the past 60 years.