Japandesignates 111 of the many volcanoes that dot its islands as active volcanoes that have erupted within the last 10,000 years. Of this number, Thelack of volcanic activity is due to the island's location in relation to a tectonic plate, the two layers of the Earth's crust (or lithosphere ). These plates move, float, and sometimes fracture; and, when they shift, they can cause natural occurrences like volcanic eruptions, earthquakes, and continental drift. Blue lava" as seen at night on Kawah Ijen, in Indonesia. Blue lava, also known as Api Biru, and simply referred to as blue fire or sulfur fire, is a phenomenon that occurs when sulfur burns.It is an electric-blue flame that has the illusory appearance of lava.Despite the name, the phenomenon is actually a sulfuric fire that resembles the appearance of lava, rather than actual lava from a OnSunday, the B.N.P.B., Indonesia's disaster mitigation agency, raised the death toll to 14, from one, and the number of injured to at least 56. Mount Semeru, which last erupted in January, is Morethan 200 volcanoes are located along Sumatra, Java, Bali and the islands of eastern part of Indonesia, which is known as The Ring of Fire. How many earthquakes Does Indonesia have? Based on the records of the USGS, Indonesia has had more than 150 earthquakes with magnitude > 7 in the period 1901-2017. KrakatoaEruption. Around 1 p.m. on August 26, a volcanic blast sent a cloud of gas and debris some 15 miles into the air above Perboewatan. It would be the first in a series of increasingly KgN4zdI.

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