News

Mass communications

MOP34 high-level round table outcomes

News 30 November 2022

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UNEP and UNFAO launch cold chain report at COP27

News 21 November 2022

On 12 November 2022, during the 27th Conference of Parties to the United Nations Framework Convention of Climate Chan

Montreal Protocol delegates meet again in person for the Thirty-Fourth Meeting of the Parties

Press Release 8 November 2022

MONTREAL 7 NOVEMBER 2022 - Parties and other stakeholders convened for the Thirty-Fourth Meeting of

Ozone layer recovery on track despite large annual hole

News 28 October 2022

The annual Antarctic ozone hole reached an average area of 8.9 million square miles (23.1 million square kilometers)

Scientific Assessment of Ozone Depletion 2022: Executive Summary

Featured 1 October 2022

36 winners awarded for Asia-Pacific Ozone2Climate Art Contest

Featured 16 September 2022

On the occasion of World Ozone Day – 16 September – which commemorates the Montreal Protocol on Substances that Deple

Protecting the Ozone Layer - 35th Anniversary Edition

Featured 15 September 2022

International Day for the Preservation of the Ozone Layer, 16 September, as designated by the United Nations General

WOD 2022 MP@35

Video 15 September 2022

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Thirty-five years of successful ozone layer and climate protection

Press Release 14 September 2022

Montreal Protocol: Global cooperation protecting life on earth

UN Secretary General: 30th Anniversary of Montreal Protocol

Video 12 September 2017

Made on the occasion of the 30th anniversary of the Montreal Protocol

The Hole - A film on the Montreal Protocol, narrated by Sir David Attenborough

Video 14 October 2016

Sir David Attenborough narrates the extraordinary history of the Montreal Protocol to raise awareness of the 28th Mee

Precious Ozone - The Climate Connection

Video 15 September 2016

This film shows the Protocol’s contribution to the protection of the climate and the greenhouse gas potential of som

Montreal Protocol and the SDGs

Video 6 July 2016

How will the Montreal Protocol contribute to delivering on the 2030 Agenda for Sustainable Development?

Montreal Protocol Achievements

Video 27 April 2016

The Montreal Protocol on Substances that Deplete the Ozone Layer has led to significant environmental, health and eco

Precious Ozone - The Size of it

Video 6 August 2015

Space is closer than you think.

Ozone scientist Mario Molina honoured by UN for lifetime of achievement

Video 19 November 2014

Mexico's Molina - already a Nobel laureate - was instrumental in the identification of the Antarctic ozone hole...now

Protecting Our Atmosphere for Generations to Come: 25 Years of the Montreal Protocol (full video)

Video 16 September 2014

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

Video 15 September 2011

Information Kit (September 2010) - Fact sheets on the Montreal Protocol for journalists

Press Release 16 September 2015

Key achievement

Montreal Protocol Parties Discuss HFC Management Issues and Agree to Continue Exploring Ways Forward

Press Release 24 April 2015

Bangkok, 24 April 2015 – Parties to the Montreal Protocol on Substances that Deplete the Ozone Layer

Ozone Layer on Track to Recovery: Success Story Should Encourage Action on Climate

Press Release 10 September 2014

Nairobi/Geneva, 10 September 2014 (UNEP/WMO) - The Earth's protective ozone layer is well on track t

Record Stratospheric Ozone Loss in the Arctic in Spring of 2011

Press Release 5 April 2011

GENEVA 5 APRIL 2011 (WMO) Depletion of the ozone layer the shield that protects life on Earth fr

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 ...