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IO3C Press Release on the 31th anniversary of the Montreal Protocol

On September 16th, the International Day for the Preservation of the Ozone Layer commemorated 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. This amendment mitigates the impact on the Earth’s climate by substitutes of ozone depleting substances that are powerful greenhouse gases.

Read the IO3C Press Release on the 31th anniversary of the Montreal Protocol here: http://www.io3c.org/press-release-international-ozone-commission-31th-an... Read more »

LOTUS

The WMO/UNEP Scientific Assessment of Ozone Depletion depend on a clear understanding of ozone trends and their significance as a function of altitude and latitude (WMO, 2014). A previous activity sponsored by SPARC, IO3C, IGACO-O3/UV and NDACC (SI2N) aimed at the evaluation of trends from long-term ground-based and satellite ozone profile records. Read more »

Scientific Assessment of Ozone Depletion: 2014

The WMO 2014 Scientific Assessment of Ozone Depletion is available here.

Ozone CCI

The ozone layer protects life on Earth from ultraviolet solar radiation and plays an important role on the radiation budget of the atmosphere. Its evolution is intimately coupled to climate change.  Ozone_cci aims at generating new high-quality satellite data sets that are essential to assess the fate of atmospheric ozone and better understand its link with anthropogenic activities. Read more »

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