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Global Climate Change DigestArchives of the
Global Climate Change Digest
A Guide to Information on Greenhouse Gases and Ozone Depletion
Published July 1988 through June 1999

FROM VOLUME 6, NUMBER 10, OCTOBER 1993

NEWS...
OZONE LEVELS

Item #d93oct115

The World Meteorological Organization reports that by the beginning of October, the Antarctic ozone hole covered an area at least as large as last year's hole, which was the largest on record. The National Oceanic and Atmospheric Administration recently announced that total ozone concentrations at six monitoring stations around the U.S. showed "surprising" depressions last winter and spring, as much as 18 percent below the 20-year average.

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