What we can learn from a healing Ozone layer

On the 35th anniversary of the Montreal Protocol, it is fitting that you have returned to the city where it all began. Congratulations to all Parties and others involved for carrying out a repair job on a planetary scale. The ozone layer is now healing. Your work has delivered so many benefits, by both protecting the planet from UV radiation and slowing climate change.

By 2030, two million cases of skin cancer will be avoided. By 2060, we will avoid almost 500 biillion an estimated USD 460 billion in damages to agriculture, fisheries and other resources. will have been avoided. By the end of the century, one study has even estimated that up to 2.5°C temperature rise could be avoided – thanks to both the phasing out of climate-warming ozone-depleting substances and the protection of carbon sinks.