Wed. Sep 27th, 2023
  • Every year on 16 September, International Day for the Preservation of the Ozone Layer or World Ozone Day is celebrated.
  • The theme of World Ozone Day 2023 is “Montreal Protocol: fixing the ozone layer and reducing climate change.”
  • In 1994, the United Nations General Assembly had declared 16 September as the International Day for the Preservation of the Ozone Layer.
  • It is celebrated to mark the anniversary of the signing of the Montreal Protocol on Substances that Deplete the Ozone Layer in 1987.
  • In the history of the United Nations, the Vienna Convention and Montreal Protocol were the first treaties to achieve universal ratification on 16 September 2009.
  • At the 28th Meeting of the Parties of the Montreal Protocol, signatories of the protocol agreed to end the use of hydrofluorocarbons phase-wise.
  • The ozone layer is the shield of gas that protects the Earth from the sun’s harmful UV rays.
  • The depletion of the ozone layer can cause skin cancer in humans and the destruction of the ecosystem.

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