What are ozone holes?
A) small voids on Earth's ozone layer that occur randomly over the entire planet
B) regions of larger-than-normal ozone concentration that appear over the poles
C) regions of smaller-than-normal ozone concentration that appear over the poles
D) seasonal drops in ozone density scattered around the equator

Question

Quizplus · Accepted Answer

Ozone holes are regions of smaller-than-normal ozone concentration that appear over the poles, particularly over Antarctica and the Arctic. These holes occur due to the release of pollutants like chlorine and bromine into the atmosphere, which chemically react with and break down ozone molecules.

What Are Ozone Holes