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Women in science for ozone protection

International Day of Women and Girls in Science was marked globally on 11 February.

The Kigali Amendment: The New Year’s resolution we must not break
The New Year celebrations are now behind us and a return to work is looming together with our New Year’s resolutions.
Kigali Amendment implementation begins
The Kigali Amendment to the Montreal protocol will reduce the projected production and consumption of hydrofluorocarbons (HFCs) by more than 80 per cent over the next 30 years.
Ozone treaties carbon neutral for fourth straight year
The Ozone Secretariat has once again demonstrated its commitment to climate action by making its operations carbon neutral for the fourth consecutive year.
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

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

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

Record Stratospheric Ozone Loss in the Arctic in Spring of 2011

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

New Report Projects Later Recovery of Ozone Layer

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

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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

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