A significant reduction in the amount of which gas would allow more ultraviolet radiation to reach Earth's surface?
A) Oxygen
B) Methane
C) Ozone
D) Cyanide
E) Carbon dioxide

Question

Quizplus · Accepted Answer

Ozone in the Earth's stratosphere acts as a protective layer that absorbs the majority of the sun's harmful ultraviolet radiation. A reduction in ozone would decrease this protective effect, allowing more ultraviolet radiation to reach the surface.

A Significant Reduction in the Amount of Which Gas Would