Energy in ecosystems.
Explores energy flow through ecosystems and how organisms at various levels in the food chain obtain their energy, use it, lose it, and store it. Number, biomass and energy pyramids are introduced with a focus on the decreasing amounts of energy available to organisms at higher trophic levels. The c...
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| Natura: | Visual Material |
| Lingua: | English |
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Bendigo, Vic.
Video Education Australia
c2002
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