Ring of Fire of space weather, earthquakes, tsunamis, volcanoes, and landslides. British Columbia and Yukon are home to a vast region of volcanoes and volcanic activity in the Pacific Ring of Fire. Several mountains in populated areas of British Columbia are dormant volcanoes. Most of these were active during the Pleistocene and Holocene epochs. Although none of Canada's volcanoes are currently erupting, several volcanoes, volcanic fields, and volcanic centers are considered potentially active. Hot springs are at some volcanoes, while 10 volcanoes in British Columbia appear related to seismic activity since 1975, including: the Silverthrone Caldera, Mount Meager massif, Wells Gray-Clearwater volcanic field,
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