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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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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 »

www.reference.com Science Earth Science Volcanoes

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 »

www.reference.com Science Earth Science Volcanoes
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An explosive eruption produces a pyroclastic flow by mixing hot rock particles with high-temperature air and water vapor, reducing the friction between the suspended particles to a negligible level. This allows pyroclast... More »

www.reference.com Science Earth Science Volcanoes

Earthquakes are caused by energy released from tectonic plates shifting beneath the earth's surface, while volcanoes are mountains that trap gas and vapor underground until intense pressure forces an eruption. Earthquake... More »

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The eruption of Mount St. Helens at 8:32 on May 18, 1980 was a major geological event that continues to have many effects on the 150 square miles surrounding the volcano. This eruption is classified as the worst volcanic... More »

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The three volcanoes of Krakatoa Island – Perboewatan, Danan and Rakata – are thought to be extinct following the cataclysmic 1883 eruption. The first two volcanoes, Perboewatan and Danan, were completely destroyed in the... More »

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