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  • Author(s): Leifert, Harvey
  • Source:
    Natural History. Feb2012, Vol. 120 Issue 2, p10-8. 1/3p.
  • Additional Information
    • Subject Terms:
      OZONE layer depletion; CHLOROFLUOROCARBONS
    • Abstract:
      The article discusses a report by researcher Birgit Hassler showing that ozone depletion rates have stabilized since 2000, which Hassler attributes to the implementation of the Montreal Protocol in 1987 limiting chlorofluorocarbons (CFCs) and other ozone-depleting substances.