MANILA, Philippines — A total of 150 rockfall events and 90 pyroclastic density currents (PDCs) was recorded over the Mayon Volcano in Albay for the past 24 hours as it remained under Alert Level 3, ...

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 ...

LEGAZPI CITY — The Philippine Institute of Volcanology and Seismology (Phivolcs) has recorded a total of 736 volcanic ...

The Mayon Volcano in Albay on Tuesday continued its effusive eruption for the 21st consecutive day, generating incandescent lava flows, rockfall, and pyroclastic density currents (PDCs) or “uson,” the ...

The Philippine Institute of Volcanology and Seismology (Phivolcs) on Thursday reported heightened activity at Mayon Volcano, recording 222 volcanic earthquakes, 317 rockfall events, and 63 pyroclastic ...

Incandescent pyroclastic density currents (PDC) or “uson” and rockfall continue to be shed by Mayon Volcano, the Philippine ...

Learning how these hard-to-predict and hard-to-escape currents work is paramount to protecting the communities that live in their potential paths. For instance, many pyroclastic density currents ...

Alert Level 3 was raised over Mayon Volcano in Albay due to a “high level” of unrest, with pyroclastic density currents (PDCs) recorded. But what exactly are PDCs? The Philippine Institute of ...

Thermal camera footage also released by PHIVOLCS showed pyroclastic density currents — fast-moving flows of hot gas and volcanic material — cascading down the southern slopes of the volcano. The ...

MANILA: A total of 150 rockfall events and 90 pyroclastic density currents (PDCs) was recorded over the Mayon Volcano in Albay for the past 24 hours as it remained under Alert Level 3, the Philippine ...