TEMPO.CO, Jakarta - On Wednesday afternoon, January 14, 2026, Mount Semeru emitted a series of pyroclastic flows. The Mount Semeru Volcano Observation Post (PGA) at Gunung Sawur reported that seismic ...
Volcanologist Professor Chris Jackson discovers evidence of the deadly pyroclastic flow. Volcanologist Professor Chris Jackson reveals the power of the deadly pyroclastic flow that had swept through ...