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Scientists have found that the ratio of atoms in specific gases released from volcanic fumaroles (gaps in the Earth’s surface) can provide an indicator of what is happening to the magma deep below.
Changes in the ratio of argon-40 to helium-3 can show how foamy the magma is, which signals the risk of various types of eruption, and this can show when things may be "heating up."
Volcanic eruptions are dangerous and difficult to predict. A team at the University of Tokyo has found that the ratio of atoms in specific gases released from v
Volcanic eruptions are dangerous and difficult to predict. A team at the University of Tokyo has found that the ratio of atoms in specific gases relea....
OTAKI, Nagano Prefecture--Bereaved families of dozens of hikers who died or went missing in the nation’s worst volcanic eruption disaster in the postwar era gathered here to remember the victims on Sept. 27, the eighth anniversary of the tragedy.