Alert level 1 still in place (Eagle News)–The Philippine Institute of Volcanology and Seismology on Tuesday, April 30, warned of an increase in volcanic sulfur dioxide flux at Kanlaon. In am advisory, PHIVOLCS noted SO2 gas emissions from the crater of the volcano, which remains on alert level 1, averaged 2707 tons on the day. It said this was the second-highest emission recorded this year, with the highest pegged at 3098 tons and recorded on […]