International Ozone Commission

Ozone hole could've been a big one this year – but it wasn’t

The view of total ozone over the Antarctic pole from October 24, 2018. The purple and blue colors are where there is the least ozone, and the yellows and reds are where there is more ozone.

Ozone Hole Modest Despite Optimum Conditions for Ozone Depletion

Press Release : The International Ozone Commission, on the 31th anniversary of the Montreal Protocol, reports signs of healing of the ozone layer

September 16th is International Day for the Preservation of the Ozone Layer, commemorating the 1987 anniversary of the signing of the Montreal Protocol on Substances that Deplete the Ozone Layer. Hailed as an example of exceptional international cooperation for the protection of the ozone layer, the Montreal Protocol became the first international treaty to achieve universal ratification. The Montreal Protocol expanded in October 2016 with the addition of the Kigali amendment.

2016: 31th Anniversary of the Vienna Convention

The International Ozone Commission, on the 31st anniversary of the Vienna Convention for the protection of the Ozone Layer, reports that despite signs of healing, the ozone layer continues to be affected by large ozone depletion in Antarctica. Please see the Press Release.