Kurile Lake was formed 8300-8400 years ago by a large volcanicexplosion and a collapse of the Earth crust.
库页湖形成于8300—8400年前的一次大型火山喷发与地壳下陷。
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Volcanicexplosion craters such as Dallol form during phreatic eruptions—where rising magma comes into contact with water beneath the surface of the Earth, causing a steam explosion.
像宽干谷这样爆裂的火山口形成于蒸汽喷发的过程中,在那里,上升的岩浆与地表下的水接触形成了蒸汽喷发。
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Only one explosion in recent history has made it to 7 on the Volcanic Explosivity Index – 10 times bigger than Krakatoa.