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 ...
For a third straight day, residents of Kagoshima City are sweeping gray-white volcanic ash from rooftops, gutters, and car windshields after Sakurajima, the stratovolcano that looms just four ...