Water from melting glacier Vatnajökull since that they flows in the Lake, on November 1, 2010, this is a sign of mountain eruption might affect them. On May 21, 2011 19: 25 UTC, the eruption began, with 12 km hides high accompanied by several earthquakes. The eruption came from a mountain in the Grimsvotn Lake, Iceland. They are located in the Highlands of Iceland in the Northwest of the Vatnajökull glacier ice and to which it relates. Among them is known as a Volcanic magma chamber of the same name.
Eruption of the volcano in Iceland, 2011, Grimsvotn volcano is the largest for 100 years. Harmonic oscillation twice around the Grimsvotn took place on December 2 and 3 October 2010, has the potential to show of the eruption. At that time, the movement of vibration is measured with GPS and shows the movement of magma in the mountains. Eruption times are 10 times more powerful than in 2004, which lasted several days. Grimsvotn also exploded in 1998, 1993 and 1996 eruptions that took place between the days and weeks. Each eruption often cause flooding of ice of the glaciers are melting, but rarely cause death.
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