A fortnightly electronic news update on ozone and climate protection and the implementation of the Montreal Protocol brought to you by OzonAction.
In this issue: 1. Kigali Amendment latest ratifications; 2. 2025 Antarctic Ozone Hole Among Smallest in Decades; 3. Kigali Sim: AI open-source modelling unlocks potential for reducing HFCs; 4. In warming world, new report charts how to expand cooling access to all without spiking emissions; 5. Global Cooling Watch 2025: The Free Degrees; 6. Refrigerating the future: women leading with climate-smart solutions; 7. Customs Officers trained to fight illegal trade of ozone-depleting and climate-warming substances – Philippines; 8. France reports declining HFC emissions and outlines key F-Gas regulation changes; 9. Fines totalling over £400K for F-gas quota violations – United Kingdom; 10. One medical inhaler can have the impact of 30kg of carbon dioxide; 11. US sales of low-GWP A2L unitary AC hit 91%; 12. Saudi Arabia To Reduce Ozone-Depleting Compounds By 67.5% By End Of 2025; 13. MECC Organizes Workshop on Montreal Protocol, Kigali Amendment - Qatar; 14. Environment Ministry Launches National Strategy for Sustainable Cooling, Refrigeration - Jordan
OzoNews Volume XXV, 30 November 2025
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UN Environment Programme is an Implementing Agency of the Multilateral Fund for the Implementation of the Montreal Protocol. OzonAction is part of UN Environment Programme's Law Division and serves 147 developing countries through the Compliance Assistance Programme.