February 28, 2007
GCRIO Program Overview
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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
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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Index of Abbreviations