Nation IN BRIEF : WASHINGTON, D.C. : Ozone Hole Opens Deeper Than Ever
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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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