Question

How is ozone formed and what are harmful effects of ozone depletion?

Answer 1

Ozone protect the UV (ultra violate ray) and CFC(cloro floro carbon) is the harmful effect of Ozone depletion

Answer 2

ozone (O3) molecules
it will protect we from the ultraviolet radiation.
atmosphere contain O2 molecules.the O2 molecules are get diffuses when it will react with ultra violet .and form O and O molecules .
which are very reactive .so it will react with O2 and Form O3.
nowadays ozone layer began to deplet. while the ozone depletion more ultraviolet rays can enter to earth .which are harmful to human body.it will cause cancer ,catract (defect of eye)etc.these are the harmful effect of ozone depletion.