(Eagle News) — The Philippine Institute of Volcanology and Seismology has hoisted a lahar advisory over Bulusan volcano, with “Tisoy” forecast to make landfall in the area. According to PHIVOLCS, lahars can threaten downstream communities along the Malunoyi (Patag), Mapaso, Cadac-an, Tinampo and Cogon Rivers in Ieosin and Anog-Rangas River in Juban. PHIVOLCS said entry into the 4-kilometer radius permanent danger zone should be avoided due to possible sudden and hazardous steam-driven or phreatic eruption, […]