Earthquake - Research Article from Environmental Encyclopedia

This encyclopedia article consists of approximately 6 pages of information about Earthquake.
This section contains 1,529 words
(approx. 6 pages at 300 words per page)
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Earthquake


Earthquakes have been around for as long as the planet and have plagued humans throughout history. With no warning, major earthquakes strike populated areas of the world every year, killing hundreds, injuring thousands, and causing hundreds of millions of dollars in damage. Yet despite millions of dollars and decades of research, seismologists (scientists who study earthquakes) are still unable to predict precisely when and where an earthquake will happen.

An earthquake is a geological event in which rock masses below the surface of the earth suddenly shift, releasing energy and sending out strong vibrations to the surface. Most earthquakes are caused by movement along a fault line, which is a fracture in the earth's crust. Thousands of earthquakes happen each day around the world, but most are too small to be felt.

Earth is covered by a crust of rock that is broken into numerous plates. The plates...

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This section contains 1,529 words
(approx. 6 pages at 300 words per page)
Buy the Earthquake Encyclopedia Article
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Environmental Encyclopedia
Earthquake from Environmental Encyclopedia. ©2005-2006 Thomson Gale, a part of the Thomson Corporation. All rights reserved.
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