Jumat, 11 Maret 2011

berita merapi


Center of Investigation and Technology Development Kegunungapian (BPPTK) Yogyakarta reminiscent of all the communities around Mount Merapi. According BPPTK Merapi danger has not completely ended after the eruption on October 26, 2010.

"Until this moment has not come out and the dome of magma has not formed. So, there is still a serious threat of Merapi," Chief BPPTK, Subandiyo, in Yogyakarta, Wednesday (27/10).

Based on the data, Merapi eruption has always been followed by the formation of lava domes along with the release of magma after launching wedhus trash from the center of the eruption. But the eruption in 2010 was not immediately followed by a culture that had been there in the most active volcano in Indonesia, even though heat clouds (wedhus trash) has been out since yesterday. Therefore, BPPTK still maintain alert status for the volcano.
 
He explained the nature of the Merapi eruption this year is very different. "We admit that science is not enough to understand this mountain," he said.

According to him, the nature of that spewed hot clouds glide by the eruption of 2010 is also very different from previous eruptions eruption, either 1994, 1997, 1998, until the eruption of 2006. Hot clouds glide on the eruption in 2010, according Subandiyo, are direct blast or spray continued from inside with horizontal movement.

In fact, he said, the blast of the force constant with a very long period. Not only that, this time only menyeburkan eruption of sand and dust and not followed by bursts or avalanches of volcanic material such as boulders.

"The material that came out just sand and ash, boulders almost nothing," he added. That indicates, that the trim is still intact material stay on top. That's why, he said, is danger Merapi has not yet expired.

The same is proposed Center for Volcanology and Geological Hazard Mitigation (PVMBG). According to the Head PVMBG, Dr Surono, there are at least 7.5 million Mount Merapi material that has not collapsed

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