magma chamber. Eruptions of silica-rich magma form layers of ash and rock that eventually builds up a volcano to its cone shape. Eventually‚ the volcano explodes‚ just like Mt. Vesuvius did. (Watson 2011) When? – Mount Vesuvius is hundreds of thousands of years old and has erupted over 40 times‚ including at least three significantly larger ones that preceded the eruption in 79 A.D. The volcano has not erupted since after 1944‚ and none of the eruptions that succeeded the one in 79 A.D. were as
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environment. Therefore‚ in this case a volcanic hazard is the threat posed from natural volcanic processes towards the populations and the environment. The extent of volcanic hazards can vary due to two factors; physical factors such as the type of volcano and human factors such as the population density in the area. Volcanic hazards can also be placed into two phases: primary hazards such as lava flows and gas emissions; there are also secondary hazards such as lahars and landslides. The management
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Mt Pinatubo Introduction Where: Mount Pinatubo‚ Philippines‚ Asia When: June 12th-15th‚ 1991 Type of volcano: Strato or composite volcano Type of eruption: Explosive - the second biggest eruption this century Deaths: 300 people died‚ 1000’s were evacuate Mount Pinatuba had been dormant for 500 years. The first sign that this situation might be changing occured on July 16‚ 1990 when a magnitude 7.8 earthquake (roughly the size of the 1906 San Francisco earthquake) struck about
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Antilles‚ and more specifically within the grouping called the Leeward Islands. Covering approximately 40 square miles in land area‚ it is a British Crown colony (see Figure 1.). One of the most interesting aspects of Montserrat is its still-active volcano. [pic] Figure 1. The island of Montserrat (with volcanic “Exclusion Zone”) (Wikimaps) Montserrat was “discovered‚” and named by‚ Christopher Columbus during one of his voyages to the Caribbean region. It was on his second voyage
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the volcanoes. It is also an important volcano plain in Australia‚ as it is the largest volcanic plain in the country. Lots of studies are being done in this region every year and some volcanologists come from overseas as well. Therefore even on an
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Mount Fuji is the highest mountain in Japan at 3‚776 m. Mount Fuji was present about 10‚000 years ago. The volcano last erupted in 1707-08. It is located on both sides of the boundary of Shizuoka and Yamanashi prefectures just west of Tokyo. It is located near the Pacific coast of central Honshu. It is Japan’s highest peak and the most beautiful‚ it is the mountain of all mountains. Mount Fuji is just about in the middle of the Japanese archipelago. On a clear day you can see it from Tokyo‚ 130
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on any aid which may need to be brought in via planes. Also it can cause breathing problem due to high concentration of carbon and dioxide and sulphur gases found that erupt from the volcano. Pyroclastic flow is dense destructive mass of hot ash lava fragments and gases which are ejected in an explosion from a volcano and they travel at great speeds and destroy anything in its way. The image shows a pyrolcastic cloud. Lava can be disputed to be a secondary effect however in the eruption of Mount Nyirangongo
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pittoresco meaning “from a picture‚” and depicted simple and serene scenes of nature. Volaire made art history when he painted of volcanoes. Paintings of volcanoes convey excitement that you might not find in the picturesque paintings. Volaire’s volcano scenes illustrate people in the act of running from raging volcanoes‚ hills on fire‚ and the sky ablaze with ash and spouts of lava. Comparing picturesque paintings like Looking towards the East Window by J. M. W. Turner (1794) and The eruption of
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by a storm or undersea earthquake wave with noise phenomenon. However‚ volcano is belongs to geography‚ geomorphology‚ and volcanology. The famous Indian Ocean tsunami in 2004 killed 230‚000 people that from 14 countries (Tsunami Predicctions‚ Tsunami 2012‚ p. online)‚ and 92‚000 victims died due to the Mount Tambora volcanic eruption in 1815 (The Deadliest Volcanic Eruptions 2012‚ p.
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1. What: What plate boundary is it near? Great Rift Valley in Africa‚ which is the splitting of the African plate. 2. What type of volcano was it? Stratovolcano in the Virunga Mountains associated with the Albertine Rift. 3. Where: Where is the volcano located? It is located inside Virunga National Park‚ . 4. in the Democratic Republic of the Congo‚ about 20 km north of the town of Goma and Lake Kivu and just west of the border with Rwanda. 5. Where did the people move for safety? Rwanda
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