Welcome to the Sierra Club - Wisconsin Chapter.
We are Wisconsin's voice for the nation's oldest, largest and most influential grassroots environmental organization. Our members include 18,000 of your friends and neighbors. Inspired by Wisconsin’s beautiful lakes, forests, rivers, and other natural features, we work together to protect our communities and the planet.
Make a Difference for Wisconsin's Future!
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Local News and Information
Your Comment Needed to Stop Line 5
June 18, 2024
Earlier this month, in eight hours of public comment, the Army Corps heard our call loud and clear: reject permits for Line 5. Hundreds of people turned out in Ashland, Wisconsin because of their concerns for the Great Lakes! Comments at the...
Clear Clutter, Create Change!
June 4, 2024
Spring cleaning season is well underway! Here's a refreshing idea to enhance your season of renewal: donate your unused vehicle to the Sierra Club Foundation and support the work of the Wisconsin Chapter.
Celebrate Endangered Species Day on May 17th
May 15, 2024
Endangered Species Day is celebrated every year on the third Friday in May, providing the opportunity to learn about and take action to help endangered species.
Wildlife Team Celebrates International Beaver Day – April 7, 2024
April 15, 2024
Beginning in 2008, A group of devoted conservationists, sometimes referred to as “beaver believers”, decided a day was needed to raise public awareness about the importance of beavers in our ecosystems, and the wide-ranging benefits they bring to...
Conservation Congress Results are in!
April 30, 2024
The 2024 Conservation Congress results are in. Once again, the results show that Wisconsinites support clean water, wildlife protection, and conservation. Voters supported protections from PFAS, wakeboats, and lead pollution.