Pacific Ocean closed loop of the andesite line are most of the deep troughs, submerged volcanic mountains, and oceanic volcanic islands that characterize the Pacific basin. Here basaltic lavas gently flow out of rifts to build huge dome-shaped volcanic mountains whose eroded summits form island arcs, chains, and clusters. Outside the andesite line, volcanism is of the explosive type, and the Pacific Ring of Fire is the world's foremost belt of explosive volcanism. The Ring of Fire is named after the several hundred active volcanoes that sit above the various subduction zones. The Pacific Ocean is the only ocean which is almost
Ring of Fire (Northern Ontario) Northern Development and Mines Rick Bartolucci signed an agreement that "commits Ontario to providing social, community and economic development supports for Webequie to help facilitate the community's involvement in the Ring of Fire". They "will work together on regional environmental monitoring and regional infrastructure planning". On February 4, 2013, Tony Clement acknowledged that the nine first First Nations on and off-reserve in the Ring of Fire area are some of the "most socioeconomically disadvantaged communities in all of Canada". In an interview with CBC on 27 June 2013, Les Louttit, the deputy grand chief of the Nishnawbe Aski Nation, the