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Wednesday, February 5, 2014

Geography Assignment

1.0Introduction The fate of the volcano Krakatoa has been the subject of some dispute among many a(prenominal) people for the last few decades. Over a ascorbic savage ago, on August the 26, 1883 the island volcano of Krakatoa in Indonesia exploded with break in fury. The eruption was one of the most catastrophic natural disasters in recorded history. Krakatoa is situated in the middle of three islands, Lang, Krakatau and Verlaten as seen in figure 1 and 2. It was originally attached to the islands exactly be guinea pig of the ebullition it blew the islands apart and was left alone. The aim of this report is to snuff it alone an understanding of the volcano Krakatoa and to show how much injury a volcano can really do. 2.0Cause of the hazard It is believed that the cause of the major(ip) eruption of Krakatoa was because sea water had flooded the subterranean magma quiescency accommodation as seen in the diagram of figure 3. coeval investigators believed that the vol canos vents had sink below sea level on the morning of 27 August, letting seawater flood into it and causing it to rancour oer and producing a pressure cooker effect and creating a large serial of phreatic (interaction of ground water and magma) explosions. The violent explosion of released gases noise huge quantities of ash, cinders, pumice, bombs, and larger blocks skyward. The explosion was followed by the make of the volcanic remnants into the empty magmatic chambers, therefore forming a submerged caldera. 3.0 Impacts of the Disaster 3.1 Social Impacts The combine effects of pyroclastic flows, volcanic ashes and tsunamis had disastrous results in the region. The people were greatly affected with the amount of 36,417 deaths. 90 percentage of the over 36,000 deaths were attributed to the destroy tsunamis. Many small coastal islands were all submerged and as the wave hit the mainland islands of Java and Sumatra it ravaged towns and villages while baring away nearly all vegetation. In some ! cases, whole...If you compliments to get a full essay, site it on our website: OrderCustomPaper.com

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