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Science 16 October 1998:
Vol. 282. no. 5388, p. 391
DOI: 10.1126/science.282.5388.391a
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News of the Week

ATMOSPHERIC CHEMISTRY:
Deep Chill Triggers Record Ozone Hole

Richard A. Kerr

This year's Antarctic ozone hole is almost as severe as any seen before, and it stretches over an area larger than North America, a new record. Unprecedented stratospheric cold is driving the extreme ozone destruction, say researchers, adding that some of the high-altitude chill may be a counterintuitive effect of the accumulating greenhouse gases that seem to be warming the lower atmosphere.

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