What caused the rapid disappearance of a vibrant Native American agrarian culture that lived in urban settlements from the Ohio River Valley to the Mississippi River Valley in the two centuries preceding the European settlement ...
Earth Sciences
Jan 31, 2017
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47
An intricate system of basins, channels, and levees called the Headwaters Diversion carries water from the eastern Missouri Ozark Plateau to the Mississippi River south of Cape Girardeau. The system protects 1.2 million acres ...
Environment
Jan 6, 2016
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16
Chicago residents today might have had a Wisconsin zip code if the originally proposed northern boundary of Illinois had been approved. It was a straight line from the southernmost tip of Lake Michigan to just south of the ...
Environment
Sep 11, 2014
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0
A 10-year study shows some good news for frogs and toads on national wildlife refuges. The rate of abnormalities such as shortened or missing legs was less than 2 percent overall—indicating that the malformations first ...
Plants & Animals
Nov 20, 2013
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0
A new satellite that will detect the lightning inside storm clouds may lead to valuable improvements in tornado detection. The GOES-R satellite is currently being built with new technology that may help provide earlier warnings ...
Earth Sciences
Feb 28, 2013
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0
(Phys.org)—In late February 2013, a major snowstorm made its way across the continental United States, dropping snow from Colorado to the Great Lakes region. The National Weather Service reported snow totals of five to ...
Earth Sciences
Feb 28, 2013
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0
(AP) -- Environmental groups are suing the Environmental Protection Agency to force the federal government to curb an overdose of nutrients from farms and cities that end up in the nation's rivers, lakes and coastal waters. ...
Environment
Mar 15, 2012
4
0
NASA provided four different views of Tropical Depression Bill as it continued traveling through the south-central U.S. and into the Ohio Valley. NASA's Aqua and Terra satellite provided infrared and visible imagery while ...
Earth Sciences
Jun 18, 2015
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