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| Carbon dioxide and "greenhouse effect" |
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The Carbon dioxide (CO) is one of important forming air. Its natural concentration depending on place and time can change from 0,032 to 0,07% (the average concentration for the whole atmosphere - 0,038%). The Carbon dioxide, residing in atmosphere - a main source of the carbon for plants. It not toxic, he blocks the breathing and its big concentration causes the difficulty in breathing. The Raised contents of the carbon dioxide in atmosphere, connected with activity of the person, vastly influences upon so-called «greenhouse effect»: carbon dioxide promotes the penetration to terrestrial surface of short-wave solar radiation that brings about increasing of the temperature of the air in under-stratums of atmosphere. |
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