WHY IN THE NEWS?
Three remote Alaska volcanoes are in different states of eruption. One of the volcanos is producing lava while the other two is blowing steam and ash.
It is a stratovolcano of the Aleutian Range on the Alaska Peninsula. It is one of the most active in the United States since 1980. It has erupted in 1980, 1981, 1983, 1986–1988, 1996–1997, 2007, 2013. It erupted two times in 2014. Its last eruption was recorded in March 2016. This volcano mostly erupts Basaltic andesite lava with 53 % SiO2. This volcano is monitored by the Alaska Volcano Observatory which is a joint program of the United States Geological Survey, Geophysical Institute of the University of Alaska Fairbanks and State of Alaska Division of Geological and Geophysical Surveys.
Great Sitkin Volcano
It is a stratovolcano comprising of caldera and dome. It is located about 1,851 kilometres southwest of Anchorage.
This volcano is located about 241 kilometres away on an uninhabited island at the western end of the Aleutian Islands. It has been erupting intermittently. On August 4, 2021, it spitted an ash cloud that went about 3,048 metres into the air.
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