Ozone layer which is playing an extraordinary role for the earth but unfortunately it is facing many aduous and it is airily being destroyed because of CFCs which is ritually being use which is applicable the earth but it is our duty to please it and 1987 there was a program in political which is the city of a Canada there was a program to protect the ozone layer in that program 23 countries have participated to commodities the problem of ozone and 50% they have stopped the usage of CFCs but now days it is again left over and because of which we can face many aduous and for it we need the eliminate the usage of CFCs gases and we should save our beautiful earth.

NAILA,

Kech, December 17.