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Geology
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BUILDING and destructive power of WIND |
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Written by Administrator
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Monday, 05 October 2009 |
Wind particle can move, move, roll, float. Wind destroys, transports and builds. The size and course of these activities depend on the strength and the prevailing wind direction. Activity is destructive wind deflation, Abrasion.
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Last Updated ( Tuesday, 27 October 2009 )
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Written by Administrator
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Monday, 05 October 2009 |
Flowing water, even though only a small part of the hydrosphere, its activities affect the earth's surface sculpture. This activity is associated with the movement of water, which flow through the power of gravity. The speed of water flow depends on the decline, mostly decreasing with the passage of the river oases, water flowing, which increases its course.
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Last Updated ( Tuesday, 27 October 2009 )
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The destructive and BUILDING ACTIVITIES OF THE SEA |
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Written by Administrator
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Monday, 05 October 2009 |
Activities marine waters is primarily the coast - a border strip of land and sea. Boundaries of the coast in parts and sub-aquatica are determined by the extent of the impact of waves, currents and tides that model the original sculpture of the sea shore. |
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Last Updated ( Tuesday, 27 October 2009 )
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The largest volcanic eruptions in the last decade |
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Written by Administrator
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Monday, 05 October 2009 |
In the last decade of devastating volcanic eruptions occurred primarily on the islands off the east and south-eastern coast of Asia and Central America, including the Lesser Antilles. These explosions claimed over 1,500 victims, among them 80% died as a result of a volcanic eruption (Pinatubo), including 30% due to rain bombs and volcanic ash, 12% by lahars, the rest due to epidemic diseases. Cause of death of victims of other outbreaks were predominantly avalanches and clouds burning, and only 12% of rainfall .
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Last Updated ( Tuesday, 27 October 2009 )
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Volcanoes as natural disasters |
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Written by Administrator
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Monday, 05 October 2009 |
Including the world known to be approximately 850 active volcanoes, many of which are under water. The greatest concentration of active volcanoes is Indonesia, where 77 out of 167 volcanic eruption was in historical times. The name "volcano" comes from the island of Volcano (the fire god Vulcan) in the Mediterranean. |
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Last Updated ( Tuesday, 27 October 2009 )
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Sea whirlwind
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