Date: August 26, 2177... President Eden is curious about the nutrient cycles of Earth... |
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| Computer, I would like to study different cycles of nutrients. What do you suggest? | |
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| I suggest the carbon cycle. | |
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| Computer, show me the carbon cycle, step by step | |
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| Loading... Carbon is placed into the atmosphere in the form of carbon dioxide by the respiration of animals, human activity, evaporation, and volcanic activity | |
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