Around the same time, a massive volcanic eruption in the Wrangell Mountains in Alaska occurred, blanketing the area in a layer of ash, up to a foot deep, called the White River tephra.

大致在同一时期，阿拉斯加州的弗兰格尔山脉出现了大规模的火山爆发，这个地区遂被深达一英尺的怀特河火山灰所覆盖。

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Volcanic eruption facies and flooding facies are extensively developed in the Sihetun area, west Liaoning.

辽西四合屯地区中生代火山活动发育，广泛分布着火山作用形成的爆发相、溢流相火山岩。

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From the relationship between the landslide area and the surrounding stratum and the history of the volcano eruption, it is suggested that the submarine landslide is triggered by the earthquake.

从滑坡体与周围地层的叠置关系及火山弧喷发的历史来看，初步认为该海底滑坡是地震造成的。

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The ash cloud resulted from an eruption in the Eyjafjallajoekull area of Iceland.

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It is the first serious eruption of the volcano chain since 1960, when the area was hit by a massive earthquake.

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