why does indonesia have so many volcanoes

KrakatoaEruption. Around 1 p.m. on August 26, a volcanic blast sent a cloud of gas and debris some 15 miles into the air above Perboewatan. It would be the first in a series of increasingly Aneruption is classified as a VEI 8 if the measured volume of deposits is greater than 1,000 cubic kilometers (240 cubic miles). Therefore a supervolcano is a volcano that at one point in time erupted more than 1,000 cubic kilometers of deposits. Yellowstone, like many other supervolcanoes, has also had much smaller eruptions. Shieldvolcanoes build up slowly by the growth of thousands of lava flows that spread widely over great distances, and then cool as thin sheets. On Earth, some of the most massive volcanoes are shield volcanoes. In northern California and Oregon, many shield volcanoes are up to 3 or 4 miles wide and as tall as 1,500 to 2,000 feet. Whyare so many volcanoes erupting at the moment? When a volcano does something scientifically interesting, or if its eruption may threaten or actively threatens people, it makes the news. Thefuture of Mount Ijen as a tourist and mining site, however, is unclear. Indonesia is situated on the Ring of Fire —a 25,000-mile seismically active belt of volcanoes and tectonic plate nama nama anggota tubuh dalam bahasa arab.

why does indonesia have so many volcanoes