3
Q:
A) Tibet | B) Sweden |
C) Northern hemisohere | D) Antarctica |
Answer: A) Tibet
Explanation:
Explanation:
Second ozone hole was detected over Tibet in the year 2006.
Ozone is a form of oxygen, acts as a high-altitude atmospheric screen against cancer-causing ultraviolet light.
The main source of these halogens in the stratosphere is photodissociation of man made halocarbon refrigerants, solvents, propellants and CFC's.