what are OZONE LAYERS ?
Ozone layer- It is a layer which is made up of ozone molecules (O3) and is present in the stratosphere.It acts as a filter and prevents the harmful ultraviolet rays from reaching the earth.
What depletes the ozone layer in the atmosphere? What are the harmful effects of the depletion of the ozone layer on us?
What are the reactions involved for ozone layer depletion in the stratosphere?