Trichloromethane, also known as CFC-11, made headlines in 2018 when scientists alerted us of an unexpected increase i
Nairobi, 1 November 2021 – From 23 to 29 October 2021, parties and other stakeholders convened onlin
The 2021 Antarctic ozone hole reached its maximum area on Oct.
On this day we celebrate the 5th anniversary of the adoption of the Kigali Amendment to the Montreal Protocol on 15 O
This year, the ozone hole's annual maximum set a record -- the smallest it's been since 1988.
Made on the occasion of the 30th anniversary of the Montreal Protocol
Made on the occasion of the 30th anniversary of the Montreal Protocol
Sir David Attenborough narrates the extraordinary history of the Montreal Protocol to raise awareness of the 28th Mee
This film shows the Protocol’s contribution to the protection of the climate and the greenhouse gas potential of som
Top ozone experts from around the world highlighted the need for increased research and observations to inform policy
Photo credit: Allan Castaneda
In honour of the 30th anniversary of the landmark Montreal Protocol on Substances that Deplete the Ozone L
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
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 ...