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The island chain extending west from the southern tip of the Alaska Peninsula is called the Aleutian Islands. Many active volcanoes are found in the Aleutians. For example, Unimak Island is home to Mount Shishaldin , a moderately active volcano that rises to 9,980 feet (3,042 m) above sea level .
The largest of those is Unimak Island, with an area of 1,571.41 mi 2 (4,069.9 km 2), followed by Unalaska Island, the only other Aleutian Island with an area over 1,000 square miles (2,600 km 2). The axis of the archipelago near the mainland of Alaska has a southwest trend, but at Tanaga Island (about 178° W) its direction changes to the ...
This is a list of islands of the U.S. state of Alaska. Approximately 2,670 named islands help to make Alaska the largest state in the United States . [A] [ 1 ]
Alaska is the least densely populated state, and one of the most sparsely populated areas in the world, at 1.2 inhabitants per square mile (0.46/km 2), with the next state, Wyoming, at 5.8 inhabitants per square mile (2.2/km 2). [76] Alaska is by far the largest U.S. state by area, and the tenth wealthiest (per capita income). [77]
Map of Alaska Peninsula Volcanoes on the Alaska Peninsula Peulik Volcano and cottongrass meadow. The Alaska Peninsula [1] (also called Aleut Peninsula [2] or Aleutian Peninsula, [3] Aleut: Alasxix̂; Sugpiaq: Aluuwiq, Al'uwiq) is a peninsula extending about 497 mi (800 km) to the southwest from the mainland of Alaska and ending in the Aleutian Islands.
Southeast Alaska has a land area of 35,138 square miles (91,010 km 2), [2] comprising much of the Alexander Archipelago.The largest islands are, from North to South, Chichagof Island, Admiralty Island, Baranof Island, Kupreanof Island, Revillagigedo Island and Prince of Wales Island.
Map of the western Aleutian Islands, showing the Near Islands on the left: Attu Island (1), Agattu Island (2), Alaid Island (3), Nizki Island (4), and Shemya Island (5). The Near Islands or Sasignan Islands (Aleut: Sasignan tanangin, [1] Russian: Ближние острова) are a group of American islands in the Aleutian Islands in southwestern Alaska, between the Russian Commander Islands ...
The geology of Alaska includes Precambrian igneous and metamorphic rocks formed in offshore terranes and added to the western margin of North America from the Paleozoic through modern times. The region was submerged for much of the Paleozoic and Mesozoic and formed extensive oil and gas reserves due to tectonic activity in the Arctic Ocean.