Polar bear, why is your world melting?

Learn why the Earth is heating up and threatening the polar bears.

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Bibliographic Details
Main Author: Wells, Robert E.
Format: Books Print Book
Language:English
Published: Morton Grove, Ill. : Albert Whitman & Co., 2008.
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Description
Summary:Learn why the Earth is heating up and threatening the polar bears.
Physical Description:1 v. (unpaged) : col. ill. ; 19 x 28 cm.
Audience:003-007.
ISBN:9780807565988
0807565989
9780807565995 (pbk.)
0807565997 (pbk.)