Conservation of energy /

Explains the pros and cons of various fuels and energy sources and discusses why we must and how we can conserve energy.

Bibliographic Details

Main Author:	Watson, Jane Werner, 1915-
Format:	Book
Language:	English
Published:	New York : F. Watts, 1978.
Series:	First book.
Subjects:	Energy conservation > Juvenile literature. Fossil fuels > Juvenile literature. Energy conservation. Power resources.