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United States

Wisconsin

A black-capped chickadee perched on a branch while snow is falling.
Black-capped Chickadee Black-capped chickadees are year-round residents in Wisconsin. © Mark Archibald/TNC Photo Contest 2019

Make a Difference in Wisconsin

For 60 years, people like you have helped The Nature Conservancy protect more than 243,069 acres of Wisconsin’s quiet lakes, Northwoods forests, winding rivers and sun-kissed prairies. We’re building on that legacy and bringing people together to help solve today’s biggest conservation challenges from climate change and habitat loss to protecting clean water. Together we’re stronger!

Donate to Our Chapter Why Donate to TNC?
Sun shining over forested hills.

Feature

Celebrating Wins for Nature in the Midwest

In 2024, TNC, our partners and supporters celebrated many tremendous conservation successes across the Midwest, proving that when we come together, great solutions are possible.

Explore Our Midwest Wins

Featured Stories

A school of fish swimming underwater

State of The Nature Conservancy in Wisconsin

Join us Thursday, January 30, 2025, for highlights from another great year of land and water conservation in Wisconsin.

A bald eagle perched on snowy rocks next to a frozen creek.

Wisconsin Nature through the Seasons

From expansive wetlands and tranquil lakes to rolling hills and sandy prairies, Wisconsin has a bounty of beautiful natural areas you can visit throughout the year.

Brown frog covered with large, oval, dark spots sits on dry, cracked ground.

Climate Action in Wisconsin

We’re seeing the impacts of climate change right here in Wisconsin, from warmer winters to flooded streets in our cities. With your help, TNC is making strides in reducing the impacts in our state.

Camera looking up a tree trunk, showing multiple trees with different shades of fall colors such yellow, green and orange.

Great Lakes Northwoods

The Great Lakes Northwoods are a critically important landscape that filters and provides high-quality freshwater, maintains species biodiversity and naturally stores carbon.

VIEW MORE ITEMS
Aerial view of a red tractor cutting long, curving rows into a broad green field.
Working Lands Farmers like Steve Carpenter, shown here cutting hay, are working together to implement farm practices that build soil health and improve water quality. © Patrick Flood Photography LLC

Feature

Wisconsin Farmers Leading on Conservation

Sharing lessons learned to keep soil healthy, water clean and farms resilient.

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Latest News

A headshot of a man wearing blue glasses and a blue checked shirt against a grey-green background.

Peter Levi joins The Nature Conservancy as new Director of Conservation Science

The Nature Conservancy is pleased to announce the hiring of Peter Levi as the Wisconsin chapter’s new Director of Conservation Science.

A group of people sitting around long tables that are arranged in a U shape while they listen to a person talking.

The Nature Conservancy in Wisconsin Announces New Board Chair and Trustees

The new board chair and trustees will begin serving the chapter very soon.

The entry way to an office space.

A New Space for Conservation

The Nature Conservancy in Wisconsin recently moved their headquarters to a new, upgraded space in Madison, WI.

See the Places We Protect in Your Community

From lakeshores and wetlands to woods and prairies, TNC is protecting more than 243,069 acres of Wisconsin's most beautiful and biodiverse areas. Learn more about our preserves and plan your visit today!

EXPLORE OUR PRESERVES
A stream running through a forest in summer.
Ferns growing in a forest in summer.
Trees in autumn color around the shore of Lulu Lake.
A blue sky with white clouds is reflected on the still waters of Mink River with green trees on the far side of the lake.
Grasslands with blooming blazing star and other prairie flowers gradually turn into rolling hills in the background against a blue sky.
A stream running through a forest in summer.

Baxter's Hollow: LIMITED INTERNAL RIGHTS. Images of Wisconsin flora, fauna, and landscapes from Otter Creek in Baxters Hollow in January 2006. © Steven S. Meyer

Ferns growing in a forest in summer.

Catherine Wolter Wilderness Area: At this preserve you'll be able to hike through a portion of Wisconsin's North Woods. © Jim Schumaker

Trees in autumn color around the shore of Lulu Lake.

LuLu Lake Preserve: Created by glaciers, Lulu Lake and its watershed comprise one of Wisconsin's highest quality natural areas. © Clint Farlinger

A blue sky with white clouds is reflected on the still waters of Mink River with green trees on the far side of the lake.
Grasslands with blooming blazing star and other prairie flowers gradually turn into rolling hills in the background against a blue sky.

Spring Green Preserve: Home to prickly pear cactus, sand blows and lizards, the sandy prairie at Spring Green Preserve is sometimes called Wisconsin’s Desert. © John Harrington

A young person holds a white bag and kneels in a field to pull weeds.
Pulling invasive plants: A student volunteer pulls up garlic mustard. © Lainet Garcia-Rivera/TNC
A bobcat in the snow under an evergreen tree.
Bobcat Bobcats are becoming more common in Wisconsin, but are still an uncommon sight to see. © Kent Mason

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