Which one of the following is the main culprit in the thinning of Ozone layer in the earth’s stratosphere

Which one of the following is the main culprit in the thinning of Ozone layer in the earth’s stratosphere

(A) Carbon dioxide

(B) Chlorofluorocarbons

(C) Nitrogen oxides

(D) Methane

Submitted By :Ali Uppal

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