Ecosystems in Action Books: Life in a Lake
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Product Number: SB42929M Price: $29.95 |
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What happens if an animal becomes extinct? Show life science students the diversity and interdependence of plants and animals living in this distinct ecosystem. Illustrates not only how the ecosystem works in a balanced state, but how human interaction has changed, and often endangered, it. Perfect for courses in ecology and the environment. Supports National Science Education Standards. 72 pages each. Grades 5-9.
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