Residents stay inside a temporary evacuation center as the Taal volcano releases smoke and ash in Agoncillo town, Batangas province south of Manila. Taal, the second-most-active volcano in the country, emitted a dark plume of steam and ash in a brief explosion, indicating a hazardous explosive eruption is possible in hours or days. The explosion posed the threat of another eruption prompting the evacuation of thousands of villagers inside the volcanos danger zone or high-risk areas. Philippines.