Nation IN BRIEF : WASHINGTON, D.C. : Ozone Hole Opens Deeper Than Ever
From Times Staff and Wire Reports
The annual ozone hole over the South Pole opened deeper this year than has been measured before but over a smaller area, government scientists reported. At the center of the hole, which covered about half of the Antarctic land mass, the ozone concentration dropped to 44% of normal in late September and early October, according to measurements by NASA’s Total Ozone Mapping Spectrometer, which is orbiting Earth aboard a Russian satellite.
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