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Wisconsin's state fossil, Calymene celebraLink to People page (staff photo taken during 2016 field trip)

Wisconsin Geological & Natural History Survey

The Wisconsin Geological and Natural History Survey (WGNHS) has been working to serve Wisconsin for over 100 years. Part of University of Wisconsin-Madison Division of Extension, we provide objective scientific information about the geology, mineral resources, and water resources of Wisconsin.
Wisconsin Geological & Natural History Survey
Wisconsin Geological & Natural History SurveySep 21, 2019 @ 12:00pm
"NASA and other space agencies should make sure that astronauts headed to the lunar surface get extensive training in field geology," https://www.space.com/nasa-geologists-on-the-moon-harrison-schmitt.html
Wisconsin Geological & Natural History Survey
Wisconsin Geological & Natural History SurveySep 20, 2019 @ 5:01pm
Another #FossilFriday post! "It’s currently thought that Asia and North America were connected by the Bering Land Bridge - dinosaur migration highway.”

https://www.earth.com/news/nearly-complete-duck-billed-dinosaur-fossil/
Wisconsin Geological & Natural History Survey
Wisconsin Geological & Natural History SurveySep 20, 2019 @ 5:00am
On #FossilFriday, enjoy this short read about the oldest stegosaurus fossil in the world!

https://www.cnn.com/2019/08/21/world/oldest-stegosaurus-fossil-scn-trnd/index.html
(Learn about Wisconsin fossils - no dinosaurs, sorry - here: https://wgnhs.wisc.edu/wisconsin-geology/fossils-of-wisconsin/)
Wisconsin Geological & Natural History Survey
Wisconsin Geological & Natural History SurveySep 19, 2019 @ 5:01pm
Hart found hydrofracturing increases well yield in granitic boreholes; in fractures where flow was pre-existing and in the upper 80 m of the boreholes.. (Hydrogeol J (2016) 24: 21. https://doi.org/10.1007/s10040-015-1315-5) #WGNHSresearch
Wisconsin Geological & Natural History Survey
Wisconsin Geological & Natural History SurveySep 19, 2019 @ 5:00am
#ThinkingThursday Another form of carbon that is stronger & stiffer than anything you have seen before?

Read more here:
https://www.technologyreview.com/s/518301/new-form-of-carbon-is-stronger-than-graphene-and-diamond/
Wisconsin Geological & Natural History Survey
Wisconsin Geological & Natural History SurveySep 18, 2019 @ 5:01pm
#WaterWednesday "Removing all 2,603 hydro dams in America would leave a huge energy void behind, but it could also provide room for greener opportunities."

https://www.sciencealert.com/scientists-are-tantalised-by-the-idea-of-replacing-hydropower-dams-with-solar-panels?perpetual=yes&limitstart=1

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Map Sales Announcement

Map Sales will be closing at the end of 2019. Stock up on paper copies of your favorite maps and publications while supplies last.