World Ozone Day 2024

Why in the news?

• World Ozone Day is celebrated every year on 16 September
• Its purpose is to spread awareness among people about the depletion of the ozone layer
• This day is celebrated in memory of the Montreal Protocol.
• The Montreal Protocol was signed on 16 September 1987 
• The Montreal Protocol is a landmark multilateral environmental agreement
• It regulates the production and consumption of man-made chemicals referred to as ozone-depleting substances (ODS). 
• The first World Ozone Day was celebrated in the year 1994
• Theme of World Ozone Day 2024 - "Montreal Protocol: Advancing Climate Action"

Ozone 

• It is a gas composed of three atoms of oxygen.
• Ozone is a pale blue gas at room temperature with a distinctive odor.
• It is found in two main regions of the Earth's atmosphere - the stratosphere and the troposphere.
• It is slightly soluble in water.
• The "ozone layer", about 6 to 30 miles above the Earth's surface, reduces the amount of harmful UV radiation reaching the Earth's surface.