GMA Network on MSN

Explainer: What are pyroclastic density currents or PDCs?

Alert Level 3 was raised over Mayon Volcano in Albay due to a “high level” of unrest, with pyroclastic density currents (PDCs ...
Nature

Pyroclastic Density Currents And Volcanic Flow Dynamics

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 ...