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trade winds

(Encyclopedia) trade winds, movement of air toward the equator, from the NE in the Northern Hemisphere and from the SE in the Southern Hemisphere. The trade winds originate on the equatorial sides of…

Brewer's: Trade Winds

Winds that trade or tread in one uniform track. In the northern hemisphere they blow from the north-east, and in the southern hemisphere from the south-east, about thirty degrees each side…

savanna

(Encyclopedia) savanna or savannahboth: səvăn´ə, tropical or subtropical grassland lying on the margin of the trade wind belts. The climate of a savanna is characterized by a rainy period during the…

doldrums

(Encyclopedia) doldrums dŏl´drəmz or equatorial belt of calms, area around the earth centered slightly north of the equator between the two belts of trade winds. The large amount of solar radiation…

horse latitudes

(Encyclopedia) horse latitudes, two belts of latitude where winds are light and the weather is hot and dry. They are located mostly over the oceans, at about 30° lat. in each hemisphere, and have a…

climate

(Encyclopedia) climate, average condition of the atmosphere near the earth's surface over a long period of time, taking into account temperature, precipitation (see rain), humidity, wind,…

desert

(Encyclopedia) desert, arid region, usually partly covered by sand, having scanty vegetation or sometimes almost none, and capable of supporting only a limited and specially adapted animal population…

Dampier, William

(Encyclopedia) Dampier, William dăm´pēr, 1651–1715, English explorer, buccaneer, hydrographer, and naturalist. He fought (1673) in the Dutch War, managed a plantation in Jamaica (1674), and then…

cyclone

(Encyclopedia) cyclone, atmospheric pressure distribution in which there is a low central pressure relative to the surrounding pressure. The resulting pressure gradient, combined with the Coriolis…

Easter Island

(Encyclopedia) Easter Island, Span. Isla de Pascua, Polynesian Rapa Nui, remote island (1992 pop. 2,770), 66 sq mi (171 sq km), in the South Pacific, c.2,200 mi (3,540 km) W of Chile, to which it…