?

AP® Environmental Science

Free Version

Upgrade subject to access all content

Moderate

Ozone Depletion: Causes

APES-FLEYX4

The thinning in the ozone layer can BEST be attributed to which of the following?

A

Increased concentration of chlorofluorocarbons.

B

Increased greenhouse gases.

C

Increased sea surface temperature.

D

Increased volcanic eruptions releasing hydrogen chloride.

E

Increased evaporation of $NaCl$ from ocean water is a source of stratospheric chlorine.