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The Lake Nyos disaster was a carbon dioxide eruption that killed over 1,700 people in Cameroon on Aug. 26, 1986. Carbon dioxide trapped near the bottom of Lake Nyos rose to the surface and escaped into the atmosphere, su... More »

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A limnic eruption, which is sometimes known as a lake overturn, is a rare but deadly type of natural disaster that occurs when large amounts of dissolved carbon dioxide erupt from deep lake waters, suffocating livestock,... More »

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The eruption of Mount St. Helens on May 18, 1980, caused the destruction of 27 bridges, over 200 homes and 4.7 billion boards of timber. In addition, 15 miles of railway and 185 miles of highway were damaged or destroyed... More »

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According to the Oregon State University Department of Geosciences, a volcanic eruption may become violent if pressure builds up inside the volcano for any reason. An explosive eruption is much more dangerous than a stea... More »

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The most recent volcanic eruption of Mount St. Helens in Washington State, which began in October, 2004, produced hot, but solid, extrusions of smooth-sided lava called "spines." The extrusion of the solid lava spines co... More »

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Volcanic eruptions can affect the atmosphere and climate in the immediate vicinity of the volcano and also around the entire planet if the eruption is large enough. The main effect eruptions have on the weather near the ... More »

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Krakatoa is a volcanic island famous for the catastrophic eruption that occurred there in 1883. The island's volcanoes rumbled for several months before finally exploding in late August of that year. More »

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