The $Montreal$ protocol is concerned with:

Given below are two statements.
Statement $I$: Absorption of $UV$ radiations is directly proportional to the thickness of ozone.
Statement $II$: Ozone is generated by absorption of shorter wavelength of infrared radiations.
In the light of the above two statements,choose the correct answer from the options given below.

What was the purpose of the $Montreal$ $Protocol$?

The Montreal Protocol,which calls for appropriate action to protect the ozone layer from human activities,was passed in the year:

"Good ozone" is found in the .........

The primary pollutant in jet plane emissions is: