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For a limited time, we've marked down this topographic atlas to $20 (plus shipping and handling). Get them while they last. more… |
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Check out our new titles. Many are available for purchase and free download. more… |
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In a partnership with UW Digital Collections, we now have almost 125 publications, Charles Van Hise's field notebooks, and nearly 5,000 geologic photographs from the early 1900s digitized and available online. more… |
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We've added two new pages providing links to related geologic maps, GIS data, and publications. |
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This interactive map lets you find out what we're working on near you. Searchable by legislative district or by county name. more… |
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Why do earth scientists care about the porosity and density of rocks? Porosity is used to estimate groundwater storage and travel times while density helps determine the thickness and variation of different rocks. more… |
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Sinkholes form when water washes sediment into cracks and voids in the bedrock. These areas can be direct conduits for pollutants to enter groundwater as well as safety hazards. more… |
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No fragments remain of the meteorite that slammed into what would become western Wisconsin. But there is still a tell-tale scar on the landscape that 475 million years of weathering hasn't fully erased. Find out how geologists pieced together the story of the 4-mile-wide Rock Elm impact structure.
Also read about the April 14, 2010 meteorite that flashed across Wisconsin. more… |
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Approximately 26,000 years ago, a glacier pushed its way across northern and eastern Wisconsin, scouring the landscape. more… |
