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Satellite instrument helps tackle mysteries of ozone-eating clouds
 
10 April 2006

Polar stratospheric clouds
Polar stratospheric clouds are often referred to as mother-of-pearl clouds because of their iridescent appearance. These clouds form in altitudes between 20 and 30 kilometres when temperatures drop to minus 80 degrees Celsius and play a vital role in ozone destruction.

Credits: David Hay Jones/tunc.biz
 
 
Ozone hole 1995-2004
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 HI-RES JPG (Size: 467 kb)
10 years of ozone hole monitoring by GOME and SCIAMACHY

Credits: DLR
 
 
Mountain wave and NAT temperatures
A view of Antarctica's mountain wave and nitric acid trihydrate (NAT) temperatures for 2003. Blue contours show the overall temperatures, while green contours show the NAT local formation.
 
 
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