Difference between revisions of "Ozone shield"
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(New page: '''Ozone shield''' is a layer of the atmosphere composed of ozone gas (O3) that resides approximately 25 miles above the Earth's surface and absorbs solar ultraviolet radia...) |
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Revision as of 21:38, November 12, 2007
Ozone shield is a layer of the atmosphere composed of ozone gas (O3) that resides approximately 25 miles above the Earth's surface and absorbs solar ultraviolet radiation that can be harmful to living organisms.