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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 the ...

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 de…

doldrums

(Encyclopedia) doldrums dŏl´drəmz [key] 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 rad...

savanna

(Encyclopedia) savanna or savannah both: səvăn´ə [key], tropical or subtropical grassland lying on the margin of the trade wind belts. The climate of a savanna is characterized by a rainy p...

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 north-sou...

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 ,...

Dampier, William

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

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 effect...

tropics

(Encyclopedia) tropics, also called tropical zone or torrid zone, all the land and water of the earth situated between the Tropic of Cancer at lat. 23   1⁄2 °N and the Tropic of Capricorn ...

Galápagos Islands

(Encyclopedia) Galápagos Islands gəlăp´əgōs [key] [Span.,=tortoises], archipelago and province (1990 pop. 9,785), 3,029 sq mi (7,845 sq km), Ecuador, in the Pacific Ocean c.650 mi (1,045 km) W of South...