Ozone depletion in the atmosphere is mainly caused by
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Sulphur dioxide
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Nitrogen dioxide
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Hydrogen sulphide
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Chlorofluorocarbon
D
Correct answer
Explanation
Chlorofluorocarbons (CFCs) release chlorine atoms in the stratosphere that catalytically destroy ozone molecules. A single chlorine atom can destroy thousands of ozone molecules, making CFCs the primary cause of ozone depletion.