_______ is the theme of the 2021 World Ozone Day?

16 sep quiz

A) Keep Cool and Carry on: The Montreal Protocol
B) Ozone for life: 35 years of ozone layer protection
C) Montreal Protocol – keeping us, our food and vaccines cool
D) 32 years and Healing

Explanation: Theme for 2021 World Ozone Day: ‘Montreal Protocol – keeping us, our food and vaccines cool.’ 

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