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Depletion of which gas in the atmosphere can lead to an increased incidence of skin cancers
A
ozone.
B
ammonia.
C
methane.
D
nitrous oxide.
Explanation
Loss of stratospheric ozone increases UV-B exposure.
Detailed Solution
The ozone layer in the stratosphere prevents UV radiation from reaching the earth. Release of CFCs depletes ozone, forming holes that allow UV radiation to reach the earth and cause skin cancer.