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Upwelling is a process in which deep, cold water rises toward the surface.
TRUE
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The more greenhouse gases, the lesser heat escapes the planet.
TRUE
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Drought is a prolonged dry period in the natural climate cycle.
TRUE
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Carbon dioxide is exhaled by animals and is take in by plants.
TRUE
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Greenhouse gases are the primary cause of climate change.
TRUE
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Methane is the most abundant greenhouse gases.
FALSE
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