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The Biosphere

20 minutes 34 seconds

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Still image from The Biosphere

The biosphere is a thin zone of land, air, and water that is home to all living things on earth. Discusses its features as well as characteristics of ecosystems and biomes, including biotic and abiotic components. Also covers types of terrestrial and aquatic biomes, and how ecosystems can change through a process called succession. Defines terminology, and concludes with a summary and quiz.

Media Details

Runtime: 20 minutes 34 seconds

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