UW Extension
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-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 SurveyJun 22, 2018 @ 3:00pm
99 million year old frogs were found fossilized in amber! These frogs provide interesting evidence.... #FossilFriday
Click the link to read more:
https://www.sciencedaily.com/releases/2018/06/180614095237.htm
Wisconsin Geological & Natural History Survey
Wisconsin Geological & Natural History SurveyJun 22, 2018 @ 1:00pm
Wisconsin coral fossils can tell us about the environmental conditions at the time of reef formation! Find many more secrets about coral in Wisconsin on our website! #FossilFriday
Click here: https://wgnhs.uwex.edu/wisconsin-geology/fossils-of-wisconsin/coral-gallery/corals/
Wisconsin Geological & Natural History Survey
Wisconsin Geological & Natural History SurveyJun 22, 2018 @ 9:06am
Yikes! Seems like San Joaquin,California can't hold its arsenic! Groundwater pumping is having negative effects on drinking water and irrigation. Click to learn more: http://ow.ly/Yf7k30kvidn (and find out about arsenic in Wisconsin's water here https://wgnhs.uwex.edu/pubs/wofr200301/)
Wisconsin Geological & Natural History Survey
Wisconsin Geological & Natural History SurveyJun 21, 2018 @ 3:12pm
It's been stormy on Mars! What'ts the rover going to do?
Learn more: https://www.bbc.com/news/science-environment-44477502
Wisconsin Geological & Natural History Survey
Wisconsin Geological & Natural History SurveyJun 21, 2018 @ 1:00pm
#ThinSectionThursday Look at this AWESOME thin section found in Morocco!
http://www.meteoritethinsectiongallery.com/NWA2388.html
(Then take a look at the Survey's collection at https://wgnhs.uwex.edu/lake-superior-legacy-collection-website/)
Wisconsin Geological & Natural History Survey
Wisconsin Geological & Natural History SurveyJun 21, 2018 @ 9:04am
Macro invertebrates may be indicators of water quality in high chloride content streams. Grace Graham, our hydro geologist, continues her research on springs throughout Wisconsin.
Stay tuned for updates! https://wgnhs.uwex.edu/