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The Role of the Troposphere in Ozone Depletion
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What is the primary source of ozone-depleting substances (ODS) in the troposphere?
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A
Human activities, such as the use of chlorofluorocarbons (CFCs)
💡 Explanation:
Human activities, particularly the use of ODSs such as CFCs, HCFCs, and halons, are the primary source of ODSs in the troposphere.