OzoNews Special Issue on the International Day for the Preservation of the Ozone Layer 16 September 2024 - The United Nations Secretary-General António Guterres’ message on the International Day for the Preservation of the Ozone Layer, observed 16 September 2024, ‘Commit to Making Peace with Our Planet, Build on Success of Montreal Protocol’, Urges Secretary-General, in Message for World Ozone Day 2024 - Montreal Protocol: Advancing Climate Action, celebrating the achievements of the Montreal Protocol on Substances that Deplete the Ozone Layer in fixing the ozone layer and reducing climate change. Ozone Secretariat - Message from Inger Andersen, UNEP Executive director for World Ozone Day 2024: As climate change increasingly brings dangerous temperature extremes, storms and floods, the world is looking for hope. For ambition. And for action. All of these can be found in the Montreal Protocol on Substances that Deplete the Ozone Layer. - Letter from the Head of OzonAction to National Ozone Officers for World Ozone Day 2024: Whatever the case, do not consider it to be only one day of celebrations but rather an opportunity to engage the public on the Montreal Protocol over a longer period, an invitation to a dialogue. - The International Ozone Commission, on the 37th anniversary of the Montreal Protocol, reports successes, developments, and future challenges in monitoring ozone layer recovery.