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evaporimeter

(Encyclopedia) evaporimeterevaporimeterĭvăpˌərĭmˈətər [key], instrument that measures the rate of evaporation of water into the atmosphere, sometimes called an atmometer. Evaporimeters are of two…

cuesta

(Encyclopedia) cuestacuestakwĕsˈtə [key], asymmetric ridge characterized by a short, steep escarpment on one side, and a long, gentle slope on the other. The steep side exposes the edge of erosion-…

Hezekiah

(Encyclopedia) HezekiahHezekiahhĕzəkīˈə [key], in the Bible, king of Judah, son and successor of Ahaz. During his reign Sennacherib of Assyria routed (701 b.c.) the rebellious Jews, laid seige to…

ginkgo

(Encyclopedia) ginkgoginkgogĭngˈkō [key] or maidenhair tree, tall, slender, picturesque deciduous tree (Ginkgo biloba) with fan-shaped leaves. The ginkgo is native to E China, where it was revered by…

drought

(Encyclopedia) drought, abnormally long period of insufficient rainfall. Drought cannot be defined in terms of inches of rainfall or number of days without rain, since it is determined by such…

hydrology

(Encyclopedia) hydrology, study of water and its properties, including its distribution and movement in and through the land areas of the earth. The hydrologic cycle consists of the passage of water…

Galilee, Sea of

(Encyclopedia) Galilee, Sea of,&sp;Lake TiberiasGalilee, Sea of,tībĭrˈēəs [key], or Lake KinneretGalilee, Sea of,kĭnˈərĕtˌ [key], lake, 64 sq mi (166 sq km), 14 mi (23 km) long, and 3 to 7 mi (4.…

transpiration

(Encyclopedia) transpiration, in botany, the loss of water by evaporation in terrestrial plants. Some evaporation occurs directly through the exposed walls of surface cells, but the greatest amount…

hibernation

(Encyclopedia) hibernationhibernationhīˌbərnāˈshən [key] [Lat.,= wintering], practice, among certain animals, of spending part of the cold season in a more or less dormant state, apparently as…

wetlands

(Encyclopedia) wetlands, low-lying ecosystem where the water table is always at or near the surface. It is divided into estuarine and freshwater systems, which may be further subdivided by soil type…