The stratospheric ozone depletion leads to

Options

A. Global warming
B. Increase in the incidence of skin cancers
C. Forest fires
D. All the above

Answer

B

Explanation

UV radiation of wavelength shorter than UV-B are almost completely absorbed by earth atmosphere given that the ozone layer is intact UV -B damages DNA and mutation may occur. It causes ageing of skin, damage to skin cells and causes skin cancers. The thinning of ozone layer increases the earth atmospheric temperature and causes global warming and forest fires.