On May 2, 2026, a wall of superheated gas and volcanic debris broke loose from Mount Mayon’s summit and tore 4 kilometers down the Mi-isi Gully on the volcano’s southwest flank. It was the longest ...
Residents of Camalig, Daraga, and Guinobatan in Albay province woke in June 2026 to skies so black with volcanic ash that streetlights stayed on past dawn. A pyroclastic flow had torn roughly 4 ...
There is no current danger to the population after a pyroclastic flow on Italy’s Mount Etna produced a huge plume of ash Monday, sending tourists running. The flow moved away from a group of tourists ...
A pyroclastic flow (also known as a pyroclastic density current or a pyroclastic cloud) is a fast-moving current of hot gas and volcanic matter (collectively known as tephra) that flows along the ...
Pyroclastic density currents (PDCs) are high-energy, ground-hugging flows of hot gas and fragmented volcanic material that pose one of the greatest lethal volcanic hazards. Their dynamics are governed ...