Healthy earth, healthy bodies

Description:

Describes how environmental contamination by various toxic substances can make people sick and suggests ways of preventing or fighting such hazards.

subjects: Juvenile literature,  Health aspects of Ionizing radiation,  Health aspects of Pollutants,  Health aspects of Pollution,  Health aspects of Hazardous substances,  Ionizing radiation,  Health aspects,  Environmental health,  Hazardous substances,  Pollutants,  Pollution