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The greenhouse effect : life on a warmer planet /
by Johnson, Rebecca L.
Publication:
Minneapolis, Minn. : Lerner Publications, 1993
. 112 p. :
, Includes index.
23 cm.
Date:1993
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(1),
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Ocean exploration /
by Johnson, Rebecca L.
Publication:
Washington, D.C. : National Geographic Society, 2006
. 36 p. :
, Includes index.
28 cm.
Date:2006
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(1),
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