From the shores of Lake Michigan to the forests of the Shawnee, Illinois is a state rich in natural beauty. We are committed to protecting the diversity of our state's natural resources through campaigns on conservation, energy issues, clean water, and transportation.
Volunteer with us, become a member, or donate and help us protect the water, air, land and wildlife in our beautiful state.
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Welcome to the Illinois Chapter of Sierra Club!
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Local News and Information
"Honk If You Love Monarchs. Illinois Finally Set to Issue License Plate to Benefit Endangered Insect" via WTTW
November 16, 2023
After a seven-year wait, the state of Illinois will finally begin issuing monarch butterfly specialty license plates.
Sierra Club Illinois Applauds the Unveiling of Monarch Butterfly License Plate Decal
November 16, 2023
Today, Secretary of State Alexi Giannoulias unveiled the monarch butterfly decal license plate, which will directly support Illinois' efforts to foster habitats that support these critical pollinators.
"CWLP moving forward with Hunter Lake permit application, despite EPA advising against it" via WCIA
November 9, 2023
Plans for the proposed Hunter Lake are moving forward despite a federal agency not recommending the project.
"EPA recommends that Hunter Lake application be denied on Clean Water Act grounds" via State Journal-Register
November 3, 2023
The EPA recommends denial of the City of Springfield's permit to build Hunter Lake.
Majority of Illinoisans Regularly Breathe Unsafe Air, According to New Report
November 1, 2023
A report released by the Sierra Club reveals that 9 million Illinois residents live in areas that regularly experience air that the EPA has determined is unsafe to breathe.