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All News and Pages Related to "U.S. Geological Survey"

A geologist stands in a sinkhole.

IGS Maps Show Iowa Counties What Lies Beneath

Posted on January 5th, 2016

William Smith, the “father of English geology,” wasn’t the only geologist to create a map to change the world. Read about how geologists at the Iowa Geological Survey are creating new, geologic maps for the state even today.

In July 2014, floodwaters once again threatened to overtop the Coralville Dam.

Villarini: Midwest Floods More Frequent

Posted on February 23rd, 2015

Floods are becoming increasingly more frequent over the Midwest and surrounding states, according to IIHR Assistant Research Engineer Gabriele Villarini.

RAGBRAI riders get up close and personal with Iowa's rolling hills. Photo by Dave Herholz.

IGS Goes on RAGBRAI

Posted on July 21st, 2014

IGS staff have developed a series of informational brochures to help RAGBRAI participants learn about Iowa’s geological, cultural, and natural characteristics as they ride across the state.

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