Tuesday, January 21, 2014

Process of Deserts











Desert weathering occurs due process by the help of weather variations between day and night temperatures are very sharp. Rocks that become very hot during the day and then shrink and broken because extremely cold temperatures at night. The weathering process takes place thousands of years, and some have been millions of years old, such as the Sahara Desert in North Africa.
The desert can also be caused by excessive soil water evaporation by the sun heating the land surface and the atmosphere tehadap. Though heating the atmosphere for a long time will minimize the possibility of rain (condensation). If it persists land becomes barren desert and then created.

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