Alaska volcanoes
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The document describes several volcanoes in Alaska, including Aadagdak volcano which has never been active, Fisher caldera which last erupted in 1830, Mt Martin which last erupted in 1953, Black peak which contains still-standing lava domes, and Mt Wrangel which last erupted in 1930. It also provides definitions of composite volcano and stratovolcano, and notes that Alaska has over 130 volcanic fields and 90 volcanoes have been historically active, with eruptions potentially impacting aircraft, air quality, and surrounding areas.
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The document discusses several volcanoes found in Alaska, including Augustine Volcano, Mount Cleveland, Frosty Peak, Snowy Mountain, and Mount Wrangell. It provides details on the location, height, volcanic type, and last known eruptions of each. The document also notes there are approximately 130 volcanoes total in Alaska, with 90 currently considered active. Volcanic eruptions can impact air travel through aircraft engine damage from ash and required airport closures. They can also negatively affect human health and communities through volcanic gases, ash coverage, and respiratory issues.
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This document provides information on 7 volcanoes in Alaska and the Aleutian Islands. It describes each volcano's location, height, eruption history, major features, and type. The volcanoes included are Black Peak (extinct), Carlisle (dormant), Douglas (active), Gilbert (extinct), Wrangell (dormant), and two that are unnamed. The document also defines key volcanic terms like vent, crater, fumarole, and the types of volcanoes listed - stratovolcano and shield volcano. Volcano types include active, dormant, and extinct.
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The document discusses several volcanoes found in Alaska, including Augustine Volcano, Mount Cleveland, Frosty Peak, Snowy Mountain, and Mount Wrangell. It provides details on the location, height, volcanic type, and last known eruptions of each. The document also notes there are approximately 130 volcanoes total in Alaska, with 90 currently considered active. Volcanic eruptions can impact air travel through aircraft engine damage from ash and required airport closures. They can also negatively affect human health and communities through volcanic gases, ash coverage, and respiratory issues.
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This document describes 6 volcanoes in Alaska - Devils Desk, Hayes Volcano, Andrew Bay, Herbert Island, and two entries for Chagulak Island. It provides information on the type of each volcano, its elevation, location, and the date of its last known eruption. The volcanoes range in elevation from 1148 feet to 9147 feet and are located in various parts of Alaska, with types including stratovolcano, stratovolcano remnant, and volcano remnant. The last eruptions of most are unknown.
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https://www.britannica.com/event/Expo-Shanghai-2010
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Alaska volcanoes
- 2. • It is a composite volcano. • It's never been active. • It's not seismically monitored • 2116 ft tall
- 4. • Most recent activity: August 1830 • It is seismically monitored • It is 3648 feet tall • It is 11km wide
- 5. Mt Martin
- 6. • Located in the valley of one thousand smokes • It is a stratovolcano • It last erupted in 1953 • It is seismically monitored • It's elevation is 6102 ft above sea level
- 7. Black peak
- 8. • It is a stratovolcano/lava dome • It hasn't erupted but has still standing lava inside • It's elevation is 3386 ft above sea level • It's not seismically monitored
- 9. Mt Wrangel
- 10. • Shield dome volcano • Last erupted February 1930 • It is not seismically monitored • It is 14163 ft above sea level
- 11. • Composite volcano- A stratovolcano, also known as a composite volcano, is a conical volcano built up by many layers of ash and hardened lava. Glossary/facts • There are about 130 volcanic fields in Alaska • There are about 90 volcanoes that have been active at some point in Alaska • Some eruptions from volcanoes can affect aircraft with clouds of ash thickening the air causing loss of sight • Eruptions small or large can affect people. Ash clouds can greatly affect people with allergies and lava flows can effect the