Question

What is meant by ozone hole ? What are its causes ? Write two hazards of ozone hole. Suggest two way to prevent damage to ozone layer.

Answer 1

The depletion of the ozone layer in the stratosphere is turning out to be serious problems. This fact was first noticed in the year 1980. It is observed that around 40 to 50% depletion in ozene layer occurs in the south polar region. Such a large reduction is called ozene hole.
Decrease the use chlorofluorocarbons.
Not use the chlorine gas.