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Walker, Colin, 1936-

Shaping our world : technology and the environment / Colin Walker. - Richmond Hill, Ont. : Scholastic Canada, 1993. - 24 p. : col. ill. ; 26 cm. - Science understandings . - Walker, Colin, 1936- Science understandings. .

Includes index.

0590748106


Environmental protection--Juvenile literature.
Technology--Juvenile literature.
Environnement--Protection--Ouvrages pour la jeunesse.
Technology--Juvenile literature.

j363.7