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The Ozone Layer
Beginning of essay
In environmental science the green house effect is a common term for the
role water vapor; carbon dioxide and ozone play in keeping the earth’s surface
warmer than it would normally be. The atmosphere is primarily transparent to
infrared radiation from the sun, which is mostly absorbed by the eart ....
Middle of essay .... warmer . This process could go on
forever. Although this considered unlikely many negative feed backs could as so
occur, such as increase in cloud cover or increase carbon dioxide absorption
by the oceans, the results of even a limited rise in average surface temperature
remains sufficiently dramatic to justify concern.
In October 1983 the US Environmental Protection Agency released a report
that projected the irreversible onset of the greenhouse effect by the 1990’s.
Shortly there after th.... |
Number of words: 1504 |
Approximate pages: 6 |
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