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1811-1812 New Madrid Earthquakes Bicentennial

August 14th, 2011 | Comments Off | Posted in Geology.com

“Several of the largest historical earthquakes to strike the continental United States occurred in the winter of 1811-1812 along the New Madrid Seismic Zone, which stretches from just west of Memphis, Tennessee into southern Illinois . These earthquakes produced at least three temblors between magnitude 7-8, and hundreds of aftershocks.”

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Mississippi Levee Breached, Missouri Farmland Flooded

May 3rd, 2011 | Comments Off | Posted in Geology.com

As planned, the U.S. Army Corps of Engineers intentionally breached a levee on the Mississippi River, allowing flood waters to begin covering about 130,000 acres of Missouri farmland. This is being done to reduce a high risk of flooding for the town of Cairo, Illinois

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Supreme Court Does Not Block Intentional Levee Break

May 1st, 2011 | Comments Off | Posted in Geology.com

The United States Supreme Court did not block a plan to intentionally break a Mississippi River levee near Cairo, Illinois that will flood 130,000 acres of Missouri farmland instead of the town of Cairo, Illinois . Explosives are being loaded into the levee.

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Intentional Levee Break Near Cairo, Illinois

April 29th, 2011 | Comments Off | Posted in Geology.com

Judge Stephen N. Limbaugh Jr. ruled that the U.S. Army Corps of Engineers should intentionally break a levee on the Mississippi River to prevent flooding in the town of Cairo, Illinois . Owners of 130,000 acres of farmland that will be flooded opposed breaking the levee.

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Earthquake Drills in US Schools

April 19th, 2011 | Comments Off | Posted in Geology.com

Leaders at the U.S.

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Video: Dangerous Sinkholes Near Sedona

August 19th, 2010 | Comments Off | Posted in Geology.com

A video reporting on active sinkholes near Sedona. People who visit the area should understand that these features are unstable and be very careful around them.

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New Madrid Quakes Caused by Mississippi River Erosion

August 12th, 2010 | Comments Off | Posted in Geology.com

Over the last several thousand years the Mississippi River has removed millions of tons of clay, silt, sand and gravel from the continent. This unloading has cause the earth to adjust to the lower weight level and those adjustments have produced earthquakes in an area now known as the New Madrid Seismic Zone.

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Roadside Geology Guides

June 8th, 2010 | Comments Off | Posted in Geology.com

Roadside Geology and Geology Underfoot books will help you learn about the geology of your favorite state. These books are great to take on a trip but they work even better if you use them in advance plan your trip wisely.

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Flood Insurance Rate Maps Online

May 29th, 2010 | Comments Off | Posted in Geology.com

FEMA has improved their ability to serve digital copies of the flood insurance rate maps via the web.

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Insurance for Beachfront Properties in Australia

October 27th, 2009 | Comments Off | Posted in Geology.com

An article in The Sydney Morning Herald reports that insurance against coastal erosion and other coastal hazards is getting difficult to obtain for beachfront homes in Australia. Insurance providers are becoming increasingly concerned about sea level rise and powerful storms. In the United States, homeowners insurance does not cover damage from a number of natural img src=”http://feeds.feedburner.com/~r/Geologycom/~4/YUonswLSltc” height=”1″ width=”1″/

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