Classes suspended in Calaca City due to volcanic smog from Taal Volcano

Classes were suspended in Calaca City, Batangas, on November 13 due to volcanic smog, or "vog," from Taal Volcano. The announcement was made by local authorities around 11:30 a.m., affecting all public and private schools. Vog contains harmful volcanic gases that can irritate the eyes and throat, posing health risks, especially to vulnerable groups. Local officials advised residents to wear masks and stay indoors. The Philippine Institute of Volcanology reported significant sulfur dioxide emissions from Taal Volcano, which remains on alert level 1. Surrounding municipalities have not yet confirmed the presence of vog in their areas.