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Gerlache, Adrien de
(Encyclopedia)Gerlache, Adrien de ädrē-ăN də gĕrläshˈ [key], 1866–1934, Belgian naval officer and explorer. Sailing with Norwegian explorer Roald Amundsen who would later be the first to reach the South Po...Beechey, Frederick William
(Encyclopedia)Beechey, Frederick William, 1796–1856, British admiral and Arctic explorer. He accompanied an expedition N of Spitsbergen in 1818 and wrote an account of it in his Voyage of Discovery towards the No...Antarctic Circle
(Encyclopedia)Antarctic Circle, imaginary circle on the surface of the earth at 661⁄2°S lat., i.e., 231⁄2° north of the South Pole. It marks the southernmost point at which the sun can be seen at the winter s...Arctic Circle
(Encyclopedia)Arctic Circle, imaginary circle on the surface of the earth at 661⁄2°N latitude, i.e., 231⁄2° south of the North Pole. It marks the northernmost point at which the sun can be seen at the winter ...latitude
(Encyclopedia)latitude, angular distance of any point on the surface of the earth north or south of the equator. The equator is latitude 0°, and the North Pole and South Pole are latitudes 90°N and 90°S, respect...Big South Fork National River and Recreation Area
(Encyclopedia)Big South Fork National River and Recreation Area: see National Parks and Monuments (table)national parks and monuments (table). ...Phoebe, in astronomy
(Encyclopedia)Phoebe fēˈbē [key], in astronomy, one of the named moons, or natural satellites, of Saturn. Also known as Saturn IX (or S9), Phoebe is 137 mi (220 km) in diameter, orbits Saturn at a mean distance ...Colorado–Big Thompson project
(Encyclopedia)Colorado–Big Thompson project, constructed by the U.S. Bureau of Reclamation to divert water from the headstreams of the Colorado River to irrigate c.720,000 acres (291,400 hectares) of land in NE C...equatorial coordinate system
(Encyclopedia)CE5 Equatorial coordinate system equatorial coordinate system, the most commonly used astronomical coordinate system for indicating the positions of stars or other celestial objects on the celesti...continental drift
(Encyclopedia)CE5 Continental drift (arrows indicate the directions of motion of the landmasses) A. Proposed reconstruction of the supercontinent Pangaea indicating the major present landmasses B. Proposed recon...Browse by Subject
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