Our Earth :

Hock, Peggy,

Our Earth : clean energy / by Peggy Hock. - New York : Children's Press, 2009. - 24 p. : col. ill. ; 22 cm. - Scholastic news nonfiction readers .

Includes bibliographical references and index.

053113833X (hbk.) 9780531138335 (hbk.)


Renewable energy sources
Fossil fuels

PS490.H6 2009


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