In this issue: 1. Kigali Amendment latest ratifications 2. Chemistry Contribution to Stratospheric Ozone Depletion After the Unprecedented Water-Rich Hunga Tonga Eruption 3. Call for proposals for innovation projects in the Cooling sector 4. Richard Benedick, Negotiator of Landmark Ozone Treaty, Dies at 88 5. Nigeria Federal Government donates over $2m equipment to technical colleges 6. Inventory of U.S. Greenhouse Gas Emissions and Sinks 7. Illegal smuggling of refrigerant gases into Europe continues as the climate crisis worsens 8. In the quest for data center sustainability, new F-Gas regulations must be embraced - A realistic phase-out of climate-impactful substances is required 9. Youth For Ozone - Contest for Students - UNDP Georgia - A call for students to submit papers on ozone layer protection 10. World Trade Organisation - Replies to questionnaires on import licensing procedures - Kazakhstan 11. Avoidable Chemical Pollution – The essential use concept and its role in managing harmful chemicals