Title: The ozone layer
Description: The ozone layer protects life on Earth from harmful ultraviolet radiation but this protective shield is being damaged by chlorofluorocarbons and other pollutants that are now being generated on the Earth.
Subjects: Ozone layer, Nature, Effect of human beings on, Environmental aspects of Chlorofluorocarbons, Environmental protection, Juvenile literature, Chlorofluorocarbons, Atmosphere, Ozone layer depletion