How do they cope with it?
Publisher: Westminster Press
Published: 1970
Place of publication: Philadelphia
Language: eng
Number of pages: 144
Subjects: Technology -- Juvenile literature.; Nature -- Effect of human beings on -- Juvenile literature.; Technology.; Nature -- Effect of human beings on.
Description: Describes the technological discoveries and methods that help man cope with the menacing problems of nature but still preserve the ecological balance.
Notes: Bibliography: p. 129-134.