Ice Age National Scenic Trail Ice-Age-Trail_NPS_390x260

What’s the first thing that comes to mind when you think of Wisconsin? Consider this: Just 15,000 years ago, during what is known as the Ice Age, the northern U.S.—including Wisconsin—was blanketed with mile-thick glaciers. There’s perhaps no better way… Read More

Brule-St.Croix Legacy Forest Brule St. Croix Legacy Forest

We’re working to create the 68,000-acre Brule-St.Croix Legacy Forest, slated to become Wisconsin’s largest conservation project. By preserving this sustainably managed working forest, we’re protecting public access to trails, clean water, small lakes and key habitat. In 2012, we completed… Read More

Greenseams: Milwaukee Flood Management Greenseams-_(c)_Abbie-Church_390x260

More than one million people live and work in the Milwaukee metro area. As the region grows, with more houses, pavement and concrete packed into its limits, major storms can overflow sewer systems, flooding homes with filthy water. We collaborate… Read More

Behold! The Prairie Chicken Prairie Chicken Photo By Doug Dance

Best known for its mating “dance” where the male stomps his feet and lets out a “booming” sound from the orange sacs on the side of his neck, the prairie chicken has a distinguished place in American culture. Maybe you’ve… Read More

Brule River State Forest Aerial of Brule River

Anyone seeking to escape into the great outdoors can do so in Wisconsin’s Brule River State Forest. This forest contains perhaps the finest trout stream in the state and is a favorite place for fishing, canoeing, kayaking and other outdoor… Read More

Nemadji River And Douglas County Forest Hiker at Jay Cooke State Park

Back in 2010, the Fund worked with Douglas County to protect nearly 4,000 acres along the Nemadji River, safeguarding habitat for a variety of fish and wildlife and enhancing the quality of local water resources. A six-mile portion of the North… Read More

Totogatic River Totagatic River

The Totogatic River flows for 70 miles through five counties in northern Wisconsin, forming a wild and pristine stream in the St. Croix River Basin and the Mississippi River watershed. As one of the few remaining wilderness streams in Wisconsin,… Read More

Lower Wisconsin River Trumpeter swans

The Fund protected more than 400 acres along the Wisconsin River—one of the largest remaining parcels of Wisconsin River frontage. The property is an important addition to the Lower Wisconsin River State Wildlife Area, which safeguards a sensitive shoreline habitat for… Read More

Blue Top Farms Prairie Chicken Photo By Doug Dance

We started 2010 by preserving two tracts of prime grassland habitat—totaling more than 880 acres— adjacent to the Buena Vista Wildlife Area in Wisconsin’s last stronghold of the famed Greater Prairie-Chicken. We purchased the land from Blue Top Farms, Inc…. Read More


Tom Duffus
Tom Duffus Duluth, MN
(218) 722-2393

As vice president of the Midwest region, Tom Duffus leads land conservation partnerships in the Upper Great Lakes and Upper Mississippi River/Missouri River watershed.  During the summer, he’s often found sailing on Lake Superior. He has a Master of Forest Science degree from Yale University and a B.S. in Environmental Studies/Geology from St. Lawrence University.

David Grusznski
David Grusznski Milwaukee, WI
(414) 225-2272

Program Director David Grusznski administers Greenseams, a Milwaukee flood management program that uses green infrastructure to keep homes dry and communities green. Contact David for more information on Greenseams.