Avolcanic eruption can be frightening and destructive, but it can also humankind. choose two positive outcomes of a volcanic eruption.
valuable metals can be found in ore near a volcano's base.
volcanoes emit greenhouse gases into the atmosphere.
volcanic ash is rich in minerals and makes for good fertilizer
volcanic emissions improve air quality, those with respiratory problems.
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Avolcanic eruption can be frightening and destructive, but it can also humankind. choose two positi...
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