Q. What was the main aim of Montreal Protocol?
Answer: To reduce the production of ozone destroying agents like CFCs and Halons.
Notes: The Montreal Protocol on Substances that Deplete the Ozone Layer is an international treaty designed to protect the ozone layer by phasing out the production of numerous substances that are responsible for ozone depletion. It is a protocol to the Vienna Convention for the Protection of the Ozone Layer. It entered into force on 1 January 1989.

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