Welcome to the Sierra Club - John Muir Chapter. We are Wisconsin's voice for the nation's oldest, largest and most influential grassroots environmental organization. Our members include 15,000 of your friends and neighbors following in the footsteps of legendary Wisconsin conservationists including Sierra Club founder John Muir, Aldo Leopold and Gaylord Nelson. Inspired by Wisconsin’s beautiful lakes, forests, rivers, and other natural features, we work together to protect our communities and the planet.

Executive Committee Meeting

John Muir: University of the Wilderness

WisDOT Public Hearing on the Billion Dollar Boondoggle to expand I-94

WisDOT Public Hearing on the Billion Dollar Boondoggle to expand I-94

Stop the Mine Double Feature

RENEW Wisconsin's Energy Policy Summit

Executive Committee Meeting

World Wetlands Day

Tar Sands and Bakken Summit: Building the Momentum in the Midwest

Friends of the Wisconsin Wolf VIP Film Release

MOSES Organic Farming Conference

Wisconsin Environmental Health Network Conference

After the Siting: Forum about CAFOs (Concentrated Animal Feeding Operations)