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Craters of the Moon National Monument and Preserve
(Encyclopedia)Craters of the Moon National Monument and Preserve, S central Idaho; est. 1924. The monument (53,438 acres/21,625 hectares) lies at the north end of the much larger preserve (698,940 acres/282,851 hec...dune
(Encyclopedia)dune, mound or ridge of wind-blown sand formed in arid regions and along coasts. Dunes are common in most of the great deserts of the world. Often a dune begins to form because material is deposited b...Bank of Sweden Prize in Economic Sciences in Memory of Alfred Nobel (table)
(Encyclopedia)Bank of Sweden Prize in Economic Sciences in Memory of Alfred Nobel ...National Parks and Monuments (table)
(Encyclopedia)National Parks and Monuments 1 National Parks and Monuments National Monuments National and International Historic Sites and Historical Parks National Memorials National Battlef...Linnaeus, Carolus
(Encyclopedia)Linnaeus, Carolus kärōˈləs lĭnāˈəs [key], 1707–78, Swedish botanist and taxonomist, considered the founder of the binomial system of nomenclature and the originator of modern scientific clas...Nelson, Leonard
(Encyclopedia)Nelson, Leonard, 1882–1927, German philosopher. On the faculty of the Univ. of Göttingen from 1909, he was interested in the use of critical method to establish a scientific foundation for philosop...Gates of the Arctic National Park and Preserve
(Encyclopedia)Gates of the Arctic National Park and Preserve, N Alaska. Located N of the Arctic Circle, the park (7,523,898 acres/3,046,113 hectares) and adjacent preserve (948,629 acres/384,060 hectares) make up t...taxon
(Encyclopedia)taxon (pl. taxa), in biology, a term used to denote any group or rank in the classification of organisms, e.g., class, order, family. ...Formulas for Various Areas (table)
(Encyclopedia)Formulas for Various Areas 1 The abbreviations used are: b = base (length of any side of a plane figure); a = altitude (perpendicular distance from the farthest point of the figure to t...taxonomy
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