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1 day ago · What is a volcano? A vent, hill or mountain from which molten or hot rocks with gaseous material have been ejected. Also craters, depressions, hills or mountains formed by removal of pre-existing material or by accumulation of ejected materials. Why does the Philippines have many volcanoes?
18 hours ago · Moderate Level of Volcanic Unrest. Elevated levels of any of the following: volcanic earthquake, steam/gas emission, ground deformation and hot spring temperature. Intermittent steam/ash explosion and above baseline Sulfur Dioxide (SO2) emission rates. Increased swelling of volcanic edifice.
1 day ago · A volcano is a rupture in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface. The process that forms volcanoes is called volcanism .
1 day ago · Active Volcanoes. Erupted within historical times (within the last 600 years), accounts of these eruptions were documented by man erupted within the last 10,000 years based on the analyses of material from young volcanic deposits.
4 days ago · Get this Lava and Volcanic Rock Landscape for free, 100% royalty-free. | Creative Fabrica
1 day ago · Mount Etna, active volcano on Sicily’s east coast and the highest active volcano in Europe. In 1865 the volcanic summit was about 170 feet (52 meters) higher than it was in the early 21st century. Etna covers an area of some 600 square miles (1,600 square km); its base has a circumference of about 93 miles (150 km).
3 days ago · Mount Vesuvius (Vesuvio), active volcano near Naples, Italy, famous for its eruption in 79 CE that destroyed the Roman cities of Pompeii, Stabiae, and Herculaneum. Scientific study of the volcano began in the late 18th century. Read here to learn more about Mount Vesuvius.