Senin, 15 November 2010

7 Indonesian Volcano World renowned for eruptive


1.
Toba Supervolcano
It is a volcanic eruption of the most powerful ever known on planet Earth. And nearly wipe out generations of mankind on planet Earth.
73,000 years ago Supervolcano eruption of Indonesia's nearly destroyed the entire human race. Only a few have survived. And after the Tsunami Volcano In Indonesia became active once again and threatens humanity.

2. Mount Tambora
The volcanic activity of this volcano reached its peak in April 1815 when it erupted in a scale of seven on the Volcanic Explosivity Index. The eruption is the largest eruption since the eruption of Lake Taupo in the year 181. The explosion was heard on Sumatra island (more than 2,000 km). Volcanic ash fall in Kalimantan, Sulawesi, Java and Maluku.


3.
Maninjau
Maninjau caldera formed by volcanic eruptions is estimated to occur around 52,000 years ago. Deposits of the eruption have been found in radial distribution around Maninjau stretches up to 50 km to the east, 75 km south-east, and west to the coast.


4.Krakatau
Krakatoa is a volcanic archipelago that are still active and located in the Sunda Strait between Java and Sumatra. This name ever pinned on a volcanic peak there (Mount Krakatoa), which vanish because of its own eruptions on 26-27 August 1883. The eruption was so powerful; hot clouds and the resulting tsunami killed about 36,000 people. Up until December 26, 2004, this is a terdahsyat tsunami in the Indian Ocean region. Cracking noise was heard up in Alice Springs, Australia and the island of Rodrigues near Africa, 4653 miles. Yield estimated at 30,000 times the atomic bomb that was detonated in Hiroshima and Nagasaki at the end of World War II
.

5. Gunung Agung
Gunung Agung last erupted in 1963-64 and is still active, with a large and very deep crater which occasionally smoke and ash. From a distance, the mountain is visible cone, although in it there is a large crater.


6. Mount Galunggung
Mount Galunggung ever recorded erupted in 1882 (VEI = 5). Early signs of eruption known in July 1822, where the water becomes turbid and muddy Cikunir. The result of examination of the crater showed that the turbid water was hot and sometimes appear in the column of smoke from the crater. Then on October 8, s.d. October 12, the eruption of reddish sand produces rain very hot, fine ash, hot clouds and lava. Lava flow moving toward the southeast following the river flows. This eruption killed 4011 people and 114 villages destroyed, with damage to the land to the east and south as far as 40 km from the mountaintop.


7. Mount Merapi
Mount Merapi is the youngest in a collection of volcanoes in the southern part of Java Island. The mountain is located in the subduction zone, where the Indo-Australian plate continues to move down the Eurasian Plate. The eruption in the area lasted from 400,000 years ago, and up to 10,000 years ago kind of eruption is effusive.


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