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Latest Susan E. Strahan Stories

Causes Of 2011 Arctic Ozone Hole Pinpointed By NASA
2013-03-12 10:16:04

A combination of extreme cold temperatures, man-made chemicals and a stagnant atmosphere were behind what became known as the Arctic ozone hole of 2011, a new NASA study finds.


Word of the Day
donative
  • A gift; a largess; a gratuity; a present; a dole.
The word 'donative' comes from a Latin word meaning 'to give'.
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