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Leopold, Aldo
(Encyclopedia)Leopold, Aldo, 1886–1948, American ecologist, b. Burlington, Iowa. He was an advocate for a “land ethic,” in which humans see themselves as part of a natural community. After work in the U.S. Fo...loam
(Encyclopedia)loam, soil composed of sand, silt, clay, and organic matter in evenly mixed particles of various sizes. More fertile than sandy soils, loam is not stiff and tenacious like clay soils. Its porosity all...Skara Brae
(Encyclopedia)Skara Brae skârˈə brā [key], Stone Age village, on Mainland in the Orkney Islands, N Scotland. Dating from c.3200 to 2200 b.c., the village was preserved under a sand dune until uncovered by a sto...Sandusky, city, United States
(Encyclopedia)Sandusky səndŭsˈkē, săn– [key], industrial city (1990 pop. 26,764), seat of Erie co., N central Ohio, a port of entry on Sandusky Bay of Lake Erie; inc. 1824. Its natural harbor has coal-loadin...George, Saint
(Encyclopedia)George, Saint, 4th cent.?, perhaps a soldier in the imperial army who died for the faith in Asia Minor. His life is cloaked in legends; Gibbon's identification of him with George of Cappadocia is fals...George II, king of Greece
(Encyclopedia)George II, 1890–1947, king of the Hellenes (1922–23, 1935–47), successor and eldest son of King Constantine I. When Constantine I was forced by the Allies to abdicate in 1917, George, also suspe...Athabasca
(Encyclopedia)Athabasca ăthəbăsˈkə [key], river, 765 mi (1,231 km) long, rising in the Columbia snowfield of the Canadian Rockies near the Alta.–British Columbia line and flowing N through Jasper National Pa...Marshfield
(Encyclopedia)Marshfield. 1 Town (1990 pop. 21,531), Plymouth co., SE Mass., on the Atlantic coast; settled 1632, inc. 1640. Sand and gravel are produced, as well as electronic products. Several colonial buildings ...magnetite
(Encyclopedia)magnetite măgˈnətīt [key], lustrous black, magnetic mineral, Fe3O4. It occurs in crystals of the cubic system, in masses, and as a loose sand. It is one of the important ores of iron (magnetic iro...Dee, river, Wales
(Encyclopedia)Dee, Welsh Dyfrdwy, river, c.70 mi (110 km) long, rising in the Cambrian Mts., Gwynedd, NW Wales, and flowing NE through Llyn Tegid (Bala Lake), then meandering through a picturesque course NE, N, and...Browse by Subject
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