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) a former Ontario Geological Survey geologist, hopes the federal government will consider Tetra Tech's findings. Cliffs Natural Resources is seeking an easement through Ontario's Mining and Landings Commissioner on the KWG corridor to build their access road. There was controversy over whether the province of Ontario, could afford a CAD$2.25 billion road the Trans-Canada Highway near Kenora to the Ring of Fire. In 2017, the provincial government of Ontario pledged support for the construction of a road that would connect the Ring of Fire, and the Nibinamik and Webequie First Nations, to Ontario Highway 599 at Pickle Lake. In 2011,