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Harris, Stephanie G.; Highland, Joseph H. – 1977
This document compares the benefits and risks of breastfeeding in light of recent evidence that mothers' milk contains high levels of chemical contaminants. Information is presented on the occurrence and toxicity of agricultural and industrial chemicals found in breast milk and on the lead, industrial chemicals, nitrates, and bacterial…
Descriptors: Chemical Analysis, Ecological Factors, Food, Health
Undy, Harry, Ed. – 1978
This booklet is designed to help British teachers introduce concepts of waste to secondary school students. The document focuses on various types of waste and pollution--air, land, water, and industrial--and suggests activities to help students understand and combat waste of natural and human resources. It is presented in 11 chapters. Six chapters…
Descriptors: Comparative Education, Conservation (Environment), Ecological Factors, Environmental Education