In this issue: 1. Kigali Amendment latest ratifications 2. Protecting the ozone layer also protects earth’s ability to sequester carbon 3. Under the northern lights: Mesospheric ozone layer depletion explained 4. Sustainable Refrigeration Summit - 27 September - 8 October 2021 5. Tunisia joins international effort to fight against use of ozone-depleting substances 6. Pacific Island Countries plan to Label HCFC Cylinders to Tighten Licensing System Enforcement under Montreal Protocol 7. India to phase down use of climate-damaging refrigerant HFCs, approves ratification of Kigali Amendment to Montreal Protocol 8. The Philippines eyes Japan’s help in protecting ozone layer, climate 9. Vietnam's HCFC consumption down 35 percent in 2020 10. Syria and UNEP train refrigeration technicians and convene a consultative meeting for adoption of long-term alternatives under the Kigali Amendment 11. Grenada opts for natural refrigerants in recently published ‘National Cooling Action Plan’ 12. Trinidad and Tobago (T&T) working to meet climate commitments 13. R422D refrigerant seized in Palermo