News

Choose to challenge on 2021 International Women’s Day

News 7 March 2021

To mark International Women’s Day on 8 March 2021, we asked female delegates working for the Montreal Protocol why it

Global CFC-11 emissions back on track

News 22 February 2021

Global emissions of CFC-11, the second most abundant ozone-depleting substance controlled by the Montreal Protocol, d

Women scientists protecting the ozone layer and safeguarding the environment

News 10 February 2021

Contingency plan for the meetings of the ozone treaties in 2021

News 8 February 2021

The pandemic situation has continued into 2021, with strengthened measures being implemented in some countries to con

A tribute

News 29 January 2021

Professor Paul J. Crutzen, another esteemed champion of ozone layer protection has passed at the age of 87.

Reset Earth: One Ozone. One Planet. One Chance – the movie

Video 1 January 2021

2020: a year in review

Video 1 December 2020

Parties to the Montreal Protocol make key decisions

Press Release 30 November 2020

What: Combined twelfth meeting of the Conference of the Parties (part I) and Thirty-Second Meeting o

Parties to the Montreal Protocol meet to take decisions on budget and other key issues

Press Release 22 November 2020

What: Combined twelfth meeting of the Conference of the Parties (part I) and Thirty-Second Meeting o

The Antarctic Ozone Hole -- From Discovery to Recovery, a Scientific Journey

Video 15 September 2011

New Report Highlights Two-Way Link Between Ozone Layer and Climate Change

Press Release 16 September 2010

Geneva/Nairobi, 16 September 2010 – International efforts to protect the ozone layer—the shield that

Upgrading Ozone Layer Treaty to Assist in Combating Climate Change Key Issue at International Meeting in Egypt

Press Release 2 November 2009

21^st Meeting of the Parties to the Montreal Protocol on Substan

Ozone Treaty Anniversary Gifts Big Birthday Present to Human Health and Combating of Climate Change

Press Release 16 September 2009

Timor-Leste Makes Montreal Protocol First Global Environmental Agreement to Achieve Universal Ratification

Record Stratospheric Ozone Loss in the Arctic in Spring of 2011

Press Release 22 September 2007

Governments Agree to Accelerated ‘Freeze and Phase-out” of Ozone and Climate- Damaging Chemicals at Montreal

New Report Projects Later Recovery of Ozone Layer

Press Release 18 August 2006

BUT EARLY SIGNS OF MENDING CONFIRM EFFECTIVENESS OF MONTREAL PROTOCOL ON SUBSTANCES THAT DEPLETE THE OZONE LA

Featured

Montreal protocol progress

Kigali Amendment

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.

Greening the blue

Working towards climate neutrality

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 ...