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- - Cfcs Cause Deterioration of the Ozone Layer The deterioration of the ozone layer caused by Cfcs endangers the lives of humans Cfcs have a diminishing effect on the ozone layer Furthermore the deterioration of the ozone cause an increase of Ultraviolet UV radiation which can have a negative effect on human skin and eyes As a writer for newsweek I have investigated the scenario and found the following information The earths atmosphere is a blanket of air that surrounds the planet This atmospheric air is made up of many different gases 78 nitrogen 21 oxygen and 1 of a dozen or more other gases like carbon dioxide helium and ozone This atmosphere extends many miles out from the earths surface However this layer is not a uniform layer from top to bottom As one moves out from the planets surface the atmosphere becomes progressively dense This atmosphere can be divide into four major regions The first region is the troposphere which extends about 65 miles above the planets surface The troposphere contains the oxygen that we breath and is where a majority of our weather takes place Beyond the troposphere is the second region of the atmosphere the stratosphere The stratosphere extends from roughly 65-30 miles from the earths surface The air on this region is much less dense than in the troposphere and its a lot drier The stratosphere is the area that contains the majority of the ozone layer Past the stratosphere is the mesosphere which extends to 50 miles above the planet The last region is the thermosphere The thermospheres outermost edge is roughly 600 miles above the surface of the earth Beyond it the airless vacuum of space begins Oxygen is made up of two oxygen atoms that are bonded together
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