Mayon Volcano (INQUIRER FILES) LIGAO CITY, Albay — Mayon Volcano may be nearing a more explosive phase after sulfur dioxide (SO2) emissions reached its highest level in 26 years on Saturday,

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…