Geology of the Pacific Ocean Guinea, and New Zealand lie outside the andesite line. Outside of the andesite line, volcanism is explosive; 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. In 2009, the deepest undersea eruption ever recorded occurred at the West Mata submarine volcano, a mile beneath the ocean, close to the Tonga-Kermadec Trench, within the Ring of Fire; it was filmed by the US Jason robotic submersible which descended over . The Pacific Ocean is the only ocean which
World Ocean Conference World Ocean Conference The World Ocean Conference 2009 (WOC) is an international conference to develop a common understanding and firm commitment to address the adverse impact of climate change on the state of the world's oceans, and increase understanding on the role of the oceans as ‘climate moderator’. This conference includes diplomats and heads of state from a number of countries. It took place in May 2009 in Manado, Indonesia. Its topic is the threat to various nations from rising oceans due to global warming. The conference was scheduled to be held from 11–14 May, included hundreds of officials and