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Quelle: Fotos: http://volcanoes.usgs.gov/ Foto 1: Rockfall from the collapse of a lava dome. Photo by Jack Lockwood, U.S. Geological Survey, September 8, 1982. Foto 2: Lava dome at the summit of Merapi. During 1982, the lava dome was growing about 80,000-100,000 cubic meters per month. The dome collapsed in late November, creating nuee ardentes. Photo by Jack Lockwood, U.S. Geological Survey, October 17, 1982. Foto 3: Photo by Jack Lockwood, U.S. Geological Survey, September 26, 1982. |