Why is damage to the ozone layer a cause for concern? What steps are being taken to limit this damage ?

Explanation

(i) Damage to the ozone layer is a cause for coneern because it absorbs ultraviolet radiation and saves us from it.
(ii) Ultraviolet radiation causes harmful effects on crops and organisms.
(iii) Ultraviolet radiation causes skin cancer, cataract, and damage to the immune system in man.
Steps to be taken to limit the damage to ozone layer:
(i) Reducing the use of chlorofluorocarbons in refrige-rators, air conditioners etc .
(ii) Avolding using CFCs in aerosols and sprays. il
(iii) Using ozone-friendly sprays in perfumes, insect repellants, etc.