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50 years of UNEP

The United Nations Environment Programme (UNEP) is celebrating its 50th anniversary in 2022.

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

The Montreal Protocol is one of the most successful universally ratified environmental treaties and example of succes

Parties to the Montreal Protocol reunite in Bangkok

After two years of virtual meetings due to the COVID-19 pandemic, the parties to the Montreal Protocol on Substances

Continental-scale contributions to the global CFC-11 emission increase between 2012 and 2017

CFC-11 made headlines in 2018 when scientists alerted the world of an

Women of the Montreal Protocol making a difference

The theme of this year’s International Women’s Day, “Gender equality today for a sustainable tomorrow

Launch of the online introductory course ‘International legal framework on ozone layer protection’

Designed for government representatives and national stakeholders new to the Vienna Convention and Montreal Protocol,

In 2017, the ozone hole's annual maximum set a record -- the smallest it's been since 1988

This year, the ozone hole's annual maximum set a record -- the smallest it's been since 1988.

Montreal Protocol 30th anniversary

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

UN Secretary General: 30th Anniversary of Montreal Protocol

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

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

Precious Ozone - The Climate Connection

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

Assessment reveals healing ozone, untapped potential for climate action

Update, 1 Februrary 2019 - The full report of the 2018 Quadrennial Assessment of Ozone Depletion has

Increased research and observation crucial to efforts to continue to protect the ozone layer and climate

Top ozone experts from around the world highlighted the need for increased research and observations to inform policy

Countries begin preparing for implementation of the Kigali Amendment
At their 39th meeting in Bangkok from 11 to 14 July, the Open-Ended Working Group of the Parties to the Montreal Protocol
New ‘Ozone Heroes’ campaign celebrates efforts to protect all life on Earth

In honour of the 30th anniversary of the landmark Montreal Protocol on Substances that Deplete the Ozone L

Countries Set to Start Working on the Dubai Pathway to Reduce HFCs under the Montreal Protocol

Who: Parties to the Montreal Protocol on Substances that Deplete the Ozone Layer

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Kigali Amendment Kigali Amendment
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.

Working towards climate neutrality Working towards climate neutrality
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 ...

World Ozone Day

Montreal Protocol - Global cooperation protecting life on earth

Montreal Protocol - Keeping us, our food and vaccines cool

Ozone for life: 35 years of ozone layer protection

32 years and healing

Keep cool and carry on

30th anniversary of the Montreal Protocol: we are all ozone heroes

Ozone and climate: restored by a world united

Precious ozone: 30th anniversary of the Vienna Convention and international ozone day 2015

Earlier celebrations of international ozone day