Update, 1 Februrary 2019 - The full report of the 2018 Quadrennial Assessment of Ozone Depletion has
Top ozone experts from around the world highlighted the need for increased research and observations to inform policy
Mexico's Molina - already a Nobel laureate - was instrumental in the identification of the Antarctic ozone hole...now
Photo credit: Jovana Rankovic
Who: Parties to the Montreal Protocol on Substances that Deplete the Ozone Layer
Bangkok, 24 April 2015 – Parties to the Montreal Protocol on Substances that Deplete the Ozone Layer
Nairobi/Geneva, 10 September 2014 (UNEP/WMO) - The Earth's protective ozone layer is well on track t
Geneva/Nairobi, 16 September 2010 – International efforts to protect the ozone layer—the shield that
Timor-Leste Makes Montreal Protocol First Global Environmental Agreement to Achieve Universal Ratification
The Kigali Amendment to the Montreal Protocol entered into force on 1 January 2019 after the threshold for the agreement to enter into force was met on 17 November 2017, when it was ratified by 20 parties.
The Ozone Secretariat is part of the UN’s “Greening the Blue” efforts to move towards climate neutrality. The Secretariat works towards climate neutrality by measuring the carbon footprint of Vienna Convention and Montreal Protocol meetings ...