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Monthly Archives: November 2011
2009 Altiplano Sample Gallery
In November of 2009, the Volcano World team and colleagues travelled to the high desert region of Chile, known as the Altiplano, to research and sample the volcanoes, domes, ignimbrites, and ancient lava flows that are abundant across the area. … Continue reading
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Puyehue Continues to disrupt
On June 4th, after being dormant for 50 years, Puyehue volcano (in Chile) began to erupt with vigor throwing ash more than 6 miles (10km) into the sky. Activity is ongoing and is still disrupting flights all over South America. More … Continue reading
Please tell me about Mount Cameroon
Volcanoes in Cameroon are part of the Cameroon line, a chain of volcanoes extending from Annobon Island in the Atlantic Ocean northeastward through Cameroon. The oldest rocks have been dated at 70 million years old. Nine volcanoes along the line … Continue reading
Uturuncu Rapidly Inflating
Several news agencies around the world have picked up on the story that Uturuncu volcano is rapidly inflating. Recent INSAR studies have shown that Uturuncu is inflating at a rate of 1 to 2 cm per year over a 70 … Continue reading
Do Hawaiian volcanoes explode like Mt. St. Helens?
Hawaiian Volcanoes will not explode like Mount St. Helens. Mount St. Helens magma is more viscous. Therefore gas cannot escape as readily, resulting in explosive eruptions. One index of explosivity is volume of eruption. Since the start of the current … Continue reading
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Renewed Activity and Impending Eruption (of new cool stuff)!!
Here it is, two years later, and so much has happened in the past two years since the last post. Now that I’m no longer at OSU, I going to revive this blog and there shall be new updates starting … Continue reading
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What are some good things that volcanoes do?
That’s a good question. I guess the main good effect that volcanoes have on the environment is to provide nutrients to the surrounding soil. Volcanic ash often contains minerals that are beneficial to plants, and if it is very fine … Continue reading
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What is the greatest amount of lava that has ever erupted from any volcano?
Probably the largest historic lava flow was erupted in Iceland from part of the Grimsvotn volcano system called Laki. Thorvaldur Thordarson and Steve Self calculated a lava flow volume of 14.7 cubic kilometers of lava.
Volcano World : Supplement 