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2023 eruption of Mount Marapi. / -0.3800; 100.4742. On 3 December 2023, Mount Marapi, a complex volcano on the Indonesian island of Sumatra, erupted, sending ash as high as 3,000 metres (10,000 ft) into the air, and depositing large amounts of volcanic ash in nearby districts. [1] Twenty-four hikers were found dead near the crater of the volcano.
Lassen Peak ( / ˈlæsən / LASS-ən ), [ 3] commonly referred to as Mount Lassen, is a 10,457 ft (3,187 m) lava dome volcano in Lassen Volcanic National Park in Northern California. Located in the Shasta Cascade region above the northern Sacramento Valley, it is the southernmost active volcano in the Cascade Range of the Western United States ...
Types of volcanic eruptions. Some of the eruptive structures formed during volcanic activity (counterclockwise): a Plinian eruption column, Hawaiian pahoehoe flows, and a lava arc from a Strombolian eruption. Several types of volcanic eruptions —during which material is expelled from a volcanic vent or fissure —have been distinguished by ...
Kamaʻehuakanaloa Seamount [6] (previously known as Lōʻihi) is an active submarine volcano about 22 mi (35 km) off the southeast coast of the island of Hawaii. [7] The top of the seamount is about 3,200 ft (975 m) below sea level. This seamount is on the flank of Mauna Loa, the largest active subaerial shield volcano on Earth.
Tungurahua ( / tʊŋɡʊˈrɑːwə /; from Quichua tunguri (throat) and rahua (fire), "Throat of Fire") [5] is an active stratovolcano located in the Cordillera Oriental of Ecuador. The volcano gives its name to the province of Tungurahua. Volcanic activity restarted on August 19, 1999, [6] and is ongoing as of 2023, with several eruptive ...
Shishaldin Volcano, or Mount Shishaldin ( / ʃɪˈʃældən / ), is a moderately active volcano on Unimak Island in the Aleutian Islands chain of Alaska in the United States. [1] It is the highest mountain peak of the Aleutian Islands and rises about 10,000 m (33,000 ft) from the bottom of the Aleutian Trench 140 mi (230 km) south of the volcano.
Volcanism, vulcanism, volcanicity, or volcanic activity is the phenomenon where solids, liquids, gases, and their mixtures erupt to the surface of a solid-surface astronomical body such as a planet or a moon. [ 2] It is caused by the presence of a heat source, usually internally generated, inside the body; the heat is generated by various ...
Haleakalā ( / ˌhɑːliˌɑːkəˈlɑː /; Hawaiian: Hawaiian pronunciation: [ˈhɐlɛˈjɐkəˈlaː] ), or the East Maui Volcano, is a massive, active shield volcano that forms more than 75% of the Hawaiian Island of Maui. The western 25% of the island is formed by another volcano, Mauna Kahalawai, also referred to as the West Maui Mountains .