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tropopause |
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tropopause: see atmosphere atmosphere [Gr.,=sphere of air], the mixture of gases surrounding a celestial body with sufficient gravity to maintain it. Although some details about the atmospheres of other planets and satellites are known, only the earth's atmosphere has been well studied, the ..... Click the link for more information. . tropopause [′trōp·ə‚pȯz] (meteorology) The boundary between the troposphere and stratosphere, usually characterized by an abrupt change of lapse rate; the change is in the direction of increased atmospheric stability from regions below to regions above the tropopause; its height varies from 9 to 12 miles (15 to 20 kilometers) in the tropics to about 6 miles (10 kilometers) in polar regions. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Also, the tropopause in SA MCCs averages about 100 mb vs. To explain the rest, the researchers suggest that the tropopause over the tropics may have warmed, allowing more water vapor to sneak from the lower atmosphere into the stratosphere. Evidence for the rapid deepening of the surface low during this event can also be seen in the folding of the tropopause in the vicinity of the jet streak. |
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