Earth Resources Vocab

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Bacteria that thrive in water/soil, grow on plant roots, and capture nitrogen gas.

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nitrogen-fixing bacteria

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A substance that enters Earth's geochemical cycles and harms living things.

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pollutant

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Process that removes salt from seawater to provide freshwater.

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desalination

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Energy resource available in limited amounts.

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nonrenewable energy

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A solid material from which a metal or valuable mineral can be profitably extracted.

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Ore