Observations in Nature Walk
August 5, 2026
Join us for a morning ramble through the University of Wisconsin Arboretum!
Dark Skies, Bright Future Program
July 29, 2026
Join us online for a fun evening to celebrate the grassroots advocacy of the Wisconsin Chapter and explore how our work matters to the parts of our environment that come alive at night.
Atwoodfest
July 25-26, 2026
Join us at this popular east side Madison music festival to help spread the word about the Sierra Club and our activities
Observations in Nature Walk
July 8, 2026
Join us for a morning ramble through the University of Wisconsin Arboretum
Line 5 Reroute Update
July 7, 2026
This virtual event will get you the latest updates on Sierra Club's opposition to the Enbridge Line 5 pipeline
Madison Volunteer Night
June 25, 2026
Interested in helping the Sierra Club achieve local progress? Start here!
Sierra Club Four Lakes Group - Annual Volunteer Night
April 23, 2026
Interested in volunteering in the Madison area? See the many opportunities you have at Volunteer Night!
Sierra Club's Adopted Highway Cleanup
April 12, 2026
We will provide trash bags and pick up tools. Please bring sturdy footwear and work gloves. Hope to see you there!
Observations in Nature
April 1, 2026
The Sierra Club will be hosting a nature walk through the University of Wisconsin Arboretum. We hope you will join us!
Canoecopia Tabling Volunteer Opportunity
March 13-15, 2026
Come find the Sierra Club booth at Canoecopia 2026!