Protecting fresh water
Subtitle: into the depths
By: by Elaine Pascoe.
Series: New explorers
Publisher: Blackbirch Press
Published: 1998
Place of publication: Woodbridge, Conn
Language: eng
Subjects: Water -- Pollution; Pollution; Ecology -- Great Lakes (North America); Superior, Lake -- Environmental conditions -- Juvenile literature; Superior, Lake -- Environmental conditions
Description: Follows an expedition to the bottom of Lake Superior to document the damage caused by pollution and to discover the extent to which the lake has repaired itself.
Notes: Includes bibliographical references (p.       )  and index.