| http://www.w3.org/ns/prov#value | - use information like gas emissions, the chemistry of hot springs, ground deformation, local earthquakes and other data to help predict when a volcanic eruption is imminent, Kent said, and the new findings will add to reaching that goal.Two types of magma, or molten underground rock, are often involved in volcanic processes--mafic magma, which has less silica in it and is more fluid; and felsic mag
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