• Ozone Hole Watch : latest status of the ozone hole over the South Pole
    NASA - Goddard Space Flight Center

  • Ozone Hole Facts : facts about the ozone hole
    NASA - Goddard Space Flight Center

  • Ozone Hole Tour : an educational resource
    Centre for Atmospheric Sciences 

  • Ozone Layer Observations
    World Meteorological Organization 

  • Ozone Secretariat
    United Nations Environment Programme

    World Meteorological Organization - Global Atmosphere Watch 

    NOAA - Network for the Detection of Atmospheric Composition Change 

  • IGACO - Ozone and UV Radiation
    Finnish Meteorological Institute 

  • SPARC - Stratospheric Processes And their Role in Climate
  • Montreal Protocol Who's Who : new web portal intended to honor the visionaries, innovators and implementers who are making the Montreal Protocol a global environmental success story
  • EC
    The European Commission

    The International Association of Meteorology and Atmospheric Sciences, parent organization of the IO3C

    The Southern Hemisphere ADditional OZonesondes project collects and distributes coordinated ozonesonde launches in the tropics.