Ozone Secretariat
Ozone
Secretariat

  • Latest News

    Keep Cool and Carry On

    The Montreal Protocol has been keeping our planet cool for years by phasing out ozone-depleting substances that are also potent global-warming gases.

    On this World Ozone Day, 16 September 2018, we urge everyone to Keep Cool and Carry On by celebrating the work so far, continuing to protect the ozone layer and accelerating action to take an even-bigger bite out of climate change.

    Find out more about this year’s World Ozone Day here.

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  • Latest News

    Parties take up urgent response to CFC-11 emissions

    - Evidence for rise in CFC-11 emissions indicate levels consistent with new production. 
    - Parties adopt unanimous call for definitive identification of sources. 
    - Panels tasked with delivering comprehensive findings to 30th Meeting of the Parties.

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  • Latest News

    Montreal Protocol operations carbon neutral for third year running

    The Ozone Secretariat has made its operations carbon neutral for the third year in a row. The Secretariat measured the carbon footprint of all meetings held and operations conducted under the Montreal Protocol in 2016 and offset the greenhouse gas emissions created.

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I want to learn about ozone

New to ozone, the ozone layer, and the international effort to heal it? Or perhaps you're familiar and just want to learn more. The Ozone and You section is the place to start. Learn More

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Ozone
progress
around the
world

Ozone progress around the world

The Montreal Protocol was the first treaty in history to achieve universal ratification, making it a model for global cooperation. Click a country to see their current progress and then visit country profiles for an in-depth picture.

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