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 recorded ...

TEMPO.CO, Jakarta - A pyroclastic flow descended from the summit of Mount Semeru in Lumajang, East Java, on Wednesday afternoon, November 19, 2025, ahead of a later eruption. As of publication, the ...

Pyroclastic density currents (PDCs) represent some of the most formidable and complex volcanic phenomena, characterised by a turbulent mixture of solid particles and gases that surge down slopes at ...

A powerful volcanic eruption in Indonesia sent residents fleeing as Mount Semeru released a towering ash column and pyroclastic flow - a fast-moving, superheated cloud of dense volcanic gas, ash and ...

Tomohiro Tsuji, an assistant professor at Yamaguchi University's graduate school, shows sediment from a pyroclastic flow from Mount Aso's major eruption some 90,000 years ago, in the Tokujiyunoki ...

A man presses his hands together in prayer before a memorial cenotaph in the location that served as the media's "fixed point" when a pyroclastic flow hit the area, in Shimabara, Nagasaki Prefecture, ...

TEMPO.CO, Jakarta - The head of Indonesia’s Geological Agency, Muhammad Wafid, has warned that deposits from Mount Semeru’s recent pyroclastic flows could trigger secondary disasters if not properly ...