朝日新聞社3 年
Mt. Aso erupts, sending volcanic smoke to 3,500 meters in sky
Mount Aso in Kumamoto Prefecture erupted shortly before noon on Oct. 20, sending a massive plume of dark volcanic smoke up to 3,500 meters high. The first crater of Mount Nakadake erupted ...
朝日新聞社2 年
Study: Ancient Mt. Aso eruption caused longest pyroclastic flow
YAMAGUCHI—An eruption of Mount Aso in Kumamoto Prefecture 90,000 years ago created a pyroclastic flow that traveled 170 kilometers north to the Sabagawa river here, the longest such distance ...