| The New Dictionary of Cultural Literacy, Third Edition. 2002. |
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| biosphere |
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| (BEYE-uh-sfeer) The thin outer shell of the Earth and the inner layers of its atmosphere; the place where all living systems are found. | 1 |
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| | | The New Dictionary of Cultural Literacy, Third Edition. Edited by E.D. Hirsch, Jr., Joseph F. Kett, and James Trefil. Copyright © 2002 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. |
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