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Question
Briefly explain depletion of ozone layer and its effects.
Short/Brief Note
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Solution
Depletion of ozone layer refers to a reduction in the concentration of ozone layer. It is caused by ozone-depleting substances (ODSs) such as chlorofluorocarbons (CFCs), halons, methyl bromide, nitrogen oxides and chlorine.
Effects of the depletion of ozone layer:
(i) It causes skin cancer due to excess exposure to UV radiation.
(ii) It damages the eyes and the immune system.
(iii) It affects plants, thereby decreasing crop yields.
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