Side Trails » Geology of Iowa, Iowa's Earth History Shaped by Natural Forces


Geology of Iowa, Iowa's Earth History Shaped by Natural Forces

In the geologic history of Iowa, the state's earth history has been shaped by ice, wind, rivers, and ancient seas.

Source: Iowa Department of Natural Resources

http://www.igsb.uiowa.edu/Browse/geoiowa/geoiowa.htm



 


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