In this issue: 1. Kigali Amendment latest ratifications 2. UN uses new gaming technology to create environment simulation game for teenagers 3. Four reasons why the world needs to limit nitrogen pollution 4. Partners announce new ambition on sustainable cooling for COP28 5. Hunga Tonga undersea volcano eruption likely to make ozone hole larger in coming years 6. Installing solar-powered refrigerators in developing countries is an effective way to reduce hunger and slow climate change 7. UNEP and partners launch India Cold Chain Programme 8. Asia Pacific exploring innovative strategy to garner general public advocacy on Ozone2Climate action 9. Indonesia to apply Kigali Amendment from March 10. Global warming from human cooling 11. Australia Day 2023 Honours List 12. The Heat: Climate Change – Ozone Layer 13. Opinion on the proposal for a regulation of the European Parliament and of the Council on fluorinated greenhouse gases 14. Heat Pumps on Natural Refrigerants in the Context of the F-Gas Regulation 15. Cool Up supports sustainable cooling solutions demonstration. The call for ideas is now open!