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Volcanic island, an island of volcanic origin; Taal Volcano, an island volcano in the Philippines; Volcano Islands, a group of volcanic islands near Japan; Vulcano Island, a small volcanic island in the Tyrrhenian Sea
The island is a basalt pillar with sheer sides, the only visible portion of a submarine volcanic caldera extending 2.6 kilometres (1.6 mi) south-east at an average depth of 240 metres (790 ft). The above sea-level portion measures approximately 84 metres east-west and 56 metres north-south, with a summit height of 99 metres (325 ft).
The Volcano Islands (火山列島, Kazan Rettō) or Iwo Islands (硫黄列島, Iō-rettō) are a group of three Japanese-governed islands in Micronesia. They lie south of the Ogasawara Islands and belong to the municipality of Ogasawara, Tokyo , Tokyo Metropolis , Japan.
Nishinoshima (Japanese: 西之島, "western island") is a volcanic island located around 940 km (584 mi) south-southeast of Tokyo that is part of the Volcano Islands arc. . Nishinoshima is located about 130 km to the west of the nearest inhabited Ogasawara islands, Chichijima Island, hence the name; the other Ogasawara island groups are aligned more to the north–
Repeated volcanic eruptions in 1939 and 2002 have set the flora on Tori-shima back to initial stages in the ecological succession.Plants such as Vitex rotundifolia and hydrangea are found near the shoreline, and Chrysanthemum pacificum and Japanese black pine in sheltered areas inland, but most of the central portion of the island remains as volcanic ash and rock.
Sakurajima's activity became more prominent in 1955, and the volcano has been erupting almost constantly ever since. Thousands of small explosions happen each year, throwing ash to heights of up to a few kilometers above the mountain. The Sakurajima Volcano Observatory was set up in 1960 to monitor these eruptions. [10]
Fukutoku-Okanoba (福徳岡ノ場) is a submarine volcano that is part of the Volcano Islands in the Bonin Islands of Japan. It is located five kilometers (3.1 mi) northeast of the island of South Iwo Jima .
The island, with an area of 12.6 square kilometres (4.9 sq mi), [4] represents the upper third of the volcano. [5] Its population was about 500 as of 2016 [update] . [ 2 ] The volcano has erupted many times and is constantly active with minor eruptions, often visible from many points on the island and from the surrounding sea, giving rise to ...