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noise pollution

(Encyclopedia) noise pollution, human-created noise harmful to health or welfare. Transportation vehicles are the worst offenders, with aircraft, railroad stock, trucks, buses, automobiles, and…

Romário

(Encyclopedia) Romário (Romário de Souza Faria), 1966–, Brazilian soccer player. A striker, he had a long stride and outstanding control and mobility despite his small stature (5 ft 6 in./1.68 m). He…

Kurdufan

(Encyclopedia) KurdufanKurdufankûrˌd&oobreve;fänˈ [key] or KordofanKordofankôrˌdəfănˈ [key], region (1983 pop. 3,093,294), S central Sudan. Kurdufan is divided into Northern and Southern Kurdufan…

exclusion principle

(Encyclopedia) exclusion principle, physical principle enunciated by Wolfgang Pauli in 1925 stating that no two electrons in an atom can occupy the same energy state simultaneously. The energy states…

Ellesmere Island

(Encyclopedia) Ellesmere Island, 82,119 sq mi (212,688 sq km), c.500 mi (800 km) long, in the Arctic Ocean, N Nunavut Territory, Canada; second largest and northernmost island of the Arctic…

Hilo

(Encyclopedia) Hilo Hilo hēˈlō [key], city (2020 pop. 44,186), seat of Hawaii co., on Hilo Bay of Hawaii…

Nicaragua, Lake

(Encyclopedia) Nicaragua, Lake, 3,089 sq mi (8,001 sq km), c.100 mi (160 km) long and up to 45 mi (72 km) wide, SW Nicaragua; the largest lake of Central America. It is drained into the Caribbean Sea…

Meath

(Encyclopedia) MeathMeathmēth, mēᵺ [key], county (1991 pop. 105,370), 903 sq mi (2,339 sq km), E Republic of Ireland. The county seat is Navan. The land is mostly level, being a part of the central…

Danakil

(Encyclopedia) Danakil, desert region, NE Ethiopia and neighboring portions of Djibouti and Eritrea, c.350 mi (560 km) long and 50–250 mi (80–400 km) wide, between the gulfs of Zula and Tadjoura. It…

altimeter

(Encyclopedia) altimeteraltimeterăltĭmˈĭtər, ălˈtĭmēˌtər [key], device for measuring altitude. The most common type is an aneroid barometer calibrated to show the drop in atmospheric pressure in…