Columbia Encyclopedia

Search results

206 results found

volcano

(Encyclopedia)volcano, vents or fissures in the earth's crust through which gases, molten rock, or lava, and solid fragments are discharged. Their study is called volcanology. The term volcano is commonly applied b...

Volcano Islands

(Encyclopedia)Volcano Islands, Jap. Kazan-retto, island group, c.11 sq mi (30 sq km), W Pacific. The group consists of three islands, of which Iwo Jima (Iwo To) is the most important. The highest peak (3,181 ft/970...

Taal Volcano

(Encyclopedia)Taal Volcano, the Philippines: see Taal, Lake.

Pavlof Volcano

(Encyclopedia)Pavlof Volcano, active volcano, 8,177 ft (2,493 m) high, W Alaska Peninsula, SW Alaska, on the W shore of Pavlof Bay. It and its neighboring twin volcano, Pavlof Sister, 7,028 ft (2,142 m) high, are l...

Capulin Volcano National Monument

(Encyclopedia)Capulin Volcano National Monument: see National Parks and Monuments (table).

Sunset Crater Volcano National Monument

(Encyclopedia)Sunset Crater Volcano National Monument: see National Parks and Monuments (table).

San Cristóbal

(Encyclopedia)San Cristóbalsän krst´bäl, active volcano, c.5,725 ft (1,745 m) high, Chinandega dept., NW Nicaragua. Part of a complex of five volcanic mountains, it is the country's highest volcano and one ...

Mauna Loa

(Encyclopedia)Mauna Loa mou´n l´ [key], volcano, 13,680 ft (4,170 m) high, in the S central part of the island of Hawaii, in Hawaii Volcanoes National Park, the largest active volcano in the world. Its seve...

Nyamuragira

(Encyclopedia)Nyamuragira or Nyamulagira, active volcano (11,033 ft/3,058 m), S Virunga range, in E Congo (Kinshasa) near the Rwanda border, N of Lake Kivu and 15 mi (25 km) N of Goma, in S Virunga National Park. A...

Irazú

(Encyclopedia)Irazú räsoo´ [key], active volcano, c.11,260 ft (3,430 m) high, central Costa Rica, E of San José. A massive volcano, Irazú erupted in 1723, destroying Cartago, and since then it has erupted ...