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EXPLAINED :INTERNATIONAL DAY FOR THE PRESERVATION OF THE OZONE LAYER

EXPLAINED :INTERNATIONAL DAY FOR THE PRESERVATION OF THE OZONE LAYER

About World Ozone Day

  • It was designated by the United Nations General Assembly as the International Day for the Preservation of the Ozone Layer.
  • In 2000, It was decided to observe the 16th September to commemorate the date as on 16th September 1987, nations signed the Montreal Protocol on Substances that Deplete the Ozone Layer.

Slogan for Ozone Day

  • It is “Ozone for life”, which reminds us of the importance of the Ozone shield for the existence of life on Earth. This year marks the 35 years of global ozone layer protection.
  • According to the UN Environment, "collective decisions and action, guided by science, are the only way to solve major global crises."

About Ozone

  • Ozone (O3) is a highly reactive gas composed of three oxygen atoms.
  • It is both a natural and a man-made product that occurs in the Earth's upper atmosphere. (the stratosphere) and lower atmosphere (the troposphere).

About Montreal Protocol or Montreal Protocol on Substances that Deplete the Ozone Layer

  • It  is the landmark multilateral environmental agreement that regulates the production and consumption of nearly 100 man-made chemicals referred to as ozone depleting substances (ODS).
  • It was signed on 16 September 1987.
  • It is the only UN treaty ever that has been ratified by every country on Earth - all 197 UN Member States.
  • It phases down the consumption and production of the different ODS in a stepwise manner, with different timetables for developed and developing countries.

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