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Biology, 11.06.2021 01:00 Hiadamcom

Earth is a closed system. That means the amount of rocks, metals, carbon, nitrogen, oxygen, and water on Earth . So, it is essential that biogeochemical cycles
these materials as they move through Earth's subsystems.

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Earth is a closed system. That means the amount of rocks, metals, carbon, nitrogen, oxygen, and wate...
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