Dome-collapse PDCs observed anew over Mayon Volcano on Friday evening

MANILA, Philippines — Dome-collapse pyroclastic density currents (PDCs) were once again monitored from the summit of Mayon Volcano on Friday evening as it remained under Alert Level 3, the Philippine Institute of Volcanology and Seismology (Phivolcs) reported. In a Facebook post, Phivolcs showed time-lapse footage of the event that occurred at 6:14 p.m. Phivolcs added