Question

What is meant by ozone layer? How CFC’S and ozone depleting substances affect ozone layer?

Answer 1

Ozone depletion describes two related events observed since the late 1970s: a steady .... As mentioned above, when such ozone-depleting chemicals reach the stratosphere, they are dissociated by

Answer 2

Answer:

Ozone (O) forms a thick layer in the upper regions of the atmosphere (stratosphere) and absorbs ultraviolet (UV radiations from the Sun. Thus, it protects living organisms from the harmful effects of UV rays. Man-made compounds like chloroflourocarbons (CFCs) are damaging the ozone layer, due to which there is a reduction of the ozone layer and a hole in the ozone layer above the Antarctica.