The depletion of ozone layer in the upper atmosphere is mainly due to the emission of:

  1. Un-burnt Hydrocarboons
  2. Chloroflurro-carbons
  3. Green House Gases
  4. Ultraviolet Radiations
Anurag Mishra Professor Asked on 9th January 2016 in Environment Science.
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Answer: (2) Chloroflurro-carbons 

Anurag Mishra Professor Answered on 9th January 2016.
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