The depletion of ozone layer Prepared by Student

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  The depletion of ozone layer Prepared by Student of group HMH-32 ( ХМХ-32 ) The depletion of ozone layer Prepared by Student of group HMH-32 ( ХМХ-32 ) Halyna Kuchabska

  Ozone hole in North America during 1984 (abnormally warm reducing ozone depletion) and 1997 Ozone hole in North America during 1984 (abnormally warm reducing ozone depletion) and 1997 (abnormally cold resulting in increased seasonal depletion). Source: NAS