LEGAZPI CITY, Albay– The Philippine Institute of Volcanology and Seismology (Phivolcs) on Friday recorded a significant increase in sulfur dioxide (SO2) emissions at Mayon Volcano in Albay. In an

INQUIRER.net photo LUCENA CITY, Quezon – Taal Volcano in Batangas continued to show signs of reduced volcanic activity after both sulfur dioxide (SO₂) emissions and seismic…

LEGAZPI CITY, Albay– The Philippine Institute of Volcanology and Seismology (Phivolcs) on Friday recorded a significant increase in sulfur dioxide (SO2) emissions at Mayon Volcano…