World Ozone Day

Tags: Important Days

World Ozone Day or International Day for the Preservation of the Ozone Layer is celebrated on 16 September every year. 


  • The purpose of celebrating this day is to make people aware about the depletion of the ozone layer and find possible solutions to protect it.
  • This day is celebrated on the anniversary of the signing of the Montreal Protocol, which called for banning substances that cause depletion of the ozone Layer.

  • On this day people around the world organize talks and seminars about the ozone layer and its importance.

  • Theme of 2022 - 'Global Cooperation to Protect Life on Earth'

Background of the Day :

  • In December 1994, the United Nations General Assembly designated 16 September as the International Day for the Protection of the Ozone Layer.

  • In 1987, representatives of 24 countries held a meeting in Montreal, Canada to discuss the alarming state of ozone layer depletion.

  • In 1985 the governments of the world adopted the Vienna Convention for the Protection of the Ozone Layer and decided to save the ozone layer.

  • World Ozone Day was first observed in the year 1995.

What is the ozone layer ?

  • The ozone layer is a delicate shield of gas that protects the Earth from the harmful ultraviolet rays of the Sun.

  • It preserves human life.

  • The main causes of ozone depletion and depletion are manufactured chemicals, propellants, foam-blowing agents, manufactured halocarbon refrigerants and solvents.

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