When is 'World Ozone Day' observed?

Correct option is D

The correct answer is (d) September 16.
· World Ozone Day is observed on September 16 each year to commemorate the signing of the Montreal Protocol in 1987, which aimed to reduce the production and consumption of substances that deplete the ozone layer. The day serves to raise awareness about the importance of the ozone layer and the need to protect it.
Information Booster:
· Montreal Protocol: An international treaty designed to phase out the production of numerous substances responsible for ozone depletion, such as chlorofluorocarbons (CFCs).
· Ozone Layer: It protects life on Earth by absorbing the majority of the sun's harmful ultraviolet radiation.
· Theme: The theme for World Ozone Day 2023 was "Montreal Protocol: Fixing the Ozone Layer and Reducing Climate Change."