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Feb 15, 2009
The origin of earthquakes
The origin of earthquakes has been a concern. Since ancient times, a lot of speculation in the Age of Mythology, the majority of cases are believed that have some kind of underground animal or god moves on the earthquake. For example, in Taiwan the ancient legend that earthquakes are underground soil movement caused by cattle in Japan is that the catfish in the ground exercise.
The rise of geology in the eighteenth century, the earthquake phenomenon from the topographical point of view changes. Earthquakes caused by many factors, everything from volcanic eruptions, the ground suddenly collapsed, underground nuclear explosion, landslides, meteorite hit the ground and dislocation, etc. could trigger an earthquake. In many causes, the dislocation caused by the earthquake up to, but also the most important. All over the world for more than 90 percent of the earthquake is.