Alamagan Volcano - data source polygons

Alamagan Volcano is a Quaternary stratovolcano along the Mariana Arc, an active subduction zone in the western Pacific Ocean. Although primarily submerged, its peak...阿拉马甘火山（Alamagan Volcano）是西太平洋活动俯冲带马里亚纳弧（Mariana Arc）沿线的第四纪层状火山。尽管其主体处于水下，但其峰顶……