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publication        November 1, 2023        National- to continental-scale governmental geophysical efforts for critical mineral mapping, USA

publication        January 1, 1992        Physical characteristics of stream subbasins in the Blue Earth River Basin, south-central Minnesota and north-central Iowa

publication        July 12, 2019        Crustal architecture beneath the southern Midcontinent (USA) and controls on Mesoproterozoic iron-oxide mineralization from 3D geophysical models

publication        January 1, 1992        Geology and mineral paragenesis of the Pea Ridge iron ore mine, Washington County, Missouri: Origin of the rare-earth-element- and gold-bearing breccia pipes. Some mineralogical and geochemical aspects of middle and upper Pennsylvanian marine black shales

publication        September 20, 2005        Iowa magnetic and gravity maps and data: A web site for distribution of data

Science Snippet        April 13, 2017        Up in the Air to Look Deep Underground

General        October 22, 2020        Missouri River Flooding

State News Release        May 10, 2023        Media Alert: The USGS and agencies from four states announce low-level airplane flights in the Central Great Plains

Center News        February 15, 2023        Bipartisan Infrastructure Law funds geochemistry surveying in central United States

Data Release        October 17, 2019        Principal facts of regional gravity data in northeast Iowa

publication        February 1, 2021        Mineral deposits of the Mesoproterozoic Midcontinent Rift System in the Lake Superior region – Metallogeny of the prolifically mineralized Keweenawan LIP

publication        July 26, 2013        Tallgrass prairie restoration: seeding for success

publication        July 17, 2013        Land-use change, economics, and rural well-being in the Prairie Pothole Region of the United States

staff profileBob Klaver, PhD

Before/After Image        October 15, 2021        Flooding and Train Derailment in Northwest Iowa

Presentations and Events        April 16, 2019        Variable Warming Upper Midwest Lakes and Implications for Sport Fish