Asimov, Isaac, 1920-

Why is the air dirty? / by Isaac Asimov. - A Gareth Stevens Children's Books ed. - Milwaukee : G. Stevens Children's Books, c1991. - p. cm. - Ask Isaac Asimov . - Asimov, Isaac, 1920- Ask Isaac Asimov .

Includes bibliographical references and index.

A simple discussion of the causes and effects of air pollution and some ways to help prevent it.

ISBN: 083680743X

LCCN: 91050360 /AC

Subjects--Topical Terms:
Air--Pollution--Juvenile literature.
Air quality management--Juvenile literature.
Air--Pollution.
Pollution.

LC Class. No.: TD883.13 / .A85 1991

Dewey Class. No.: 363.73/92