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
2010 eruptions of Mount Merapi Authority (Red Cross) responded to appeals by Indonesian officials to assist the Yogyakarta population and is providing a field hospital. According to head of medical services at the UAE Interior Ministry Brig. Salem Al-Junaibi is to be staffed by medical and administrative workers and will be set up within the 'safe zone' more than 20 km from the mountain. Acute respiratory infection, hypertension, and headache were affecting Mount Merapi eruption survivors. "The displaced people are so vulnerable to these diseases," an official of the Health Ministry Supriyantoro stated on Sunday, 7 November. Refugees received medical treatment at clinics set up