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Sabancaya volcano erupting, Peru in 2017. 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.
20 hours ago · One volcano of concern is called KW-23612, currently in deep slumber in the northern South China Sea. One battle scar it has is a 7km-wide crater-like depression, or caldera, at its centre.
Jun 29, 2024 · Volcano, vent in the crust of Earth or another planet or satellite, from which issue eruptions of molten rock, hot rock fragments, and hot gases. The term volcano can also refer to the landform created by the accumulation of solidified lava and volcanic debris near the vent.
Oct 19, 2023 · A volcano is an opening in a planet or moon’s crust through which molten rock, hot gases, and other materials erupt. Volcanoes often form a hill or mountain as layers of rock and ash build up from repeated eruptions. Volcanoes are classified as active, dormant, or extinct.
Jun 23, 2024 · About 20 sites on the volcano’s slopes and the two paths identified as most at risk of a lahar now feature broadband seismometers that transmit real-time data and other sensors including trip...
Jan 14, 2020 · About 1,500 active volcanoes can be found around the world. Learn about the major types of volcanoes, the geological process behind eruptions, and where the most destructive volcanic eruption...
Jan 15, 2018 · The Tungurahua volcano erupts in the night. Tungurahua, also called the Black Giant, is one of Ecuador's most active volcanoes.
Jul 7, 2018 · The Volcano Alert Level remained at Normal (the lowest level on a four-level scale) and the Aviation Color Code remained at Green (the lowest color on a four-color scale). Report for Lewotobi PVMBG reported that eruptive activity at Lewotobi’s Laki-laki volcano continued during 3-9 July.
Jun 27, 2024 · A volcanic eruption is an eruption of molten rock, hot rock fragments, and hot gases through a volcano, which is a vent in a planet’s or satellite’s crust. Volcanic eruptions can cause disastrous loss of life and property.
Jul 9, 2024 · A volcano is an opening on the surface of a planet or moon that allows material warmer than its surroundings to escape from its interior. When this material escapes, it causes an eruption. An eruption can be explosive, sending material high into the sky.
