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Antarctic vortex

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Antarctic vortex [ant¦ärt·ik ′vȯr‚teks]
(meteorology)


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The amount of ozone lost so far this year already exceeds the total lost in 1988, a year when several large weather patterns formed in the Southern Hemisphere and disturbed the Antarctic vortex -- a ring of winds circling the pole that seal off the Antarctic stratosphere.
The method works inside the Antarctic vortex because ozone levels there drop to extremely low values.
Researchers who believed that chemistry was the driving force behind the ozone hole had originally assumed that unusual chemical conditions would extend throughout the entire Antarctic vortex.
 
 
 
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