flowing level
41Fountain — For other uses, see Fountain (disambiguation). the Jet d eau, in Geneva (1951), rises 140 meters (459 feet) above Lake Geneva …
42River engineering — The Los Angeles River is extensively channelized with concrete embankments. River engineering is the process of planned human intervention in the course, characteristics or flow of a river with the intention of producing some defined benefit.… …
43Geography of the People's Republic of China — China is the 3rd or 4th largest country in the world (depending on whether all PRC administered areas are included or not see List of countries and outlying territories by total area) and the one with the most people. It stretches about 5,000… …
44ice in lakes and rivers — Introduction a sheet or stretch of ice forming on the surface of lakes and rivers when the temperature drops below freezing (0° C [32° F]). The nature of the ice formations may be as simple as a floating layer that gradually thickens, or it …
45River Mole, Surrey — The River Mole is a river in southern England, which rises in West Sussex near Gatwick Airport and flows north west through Surrey for 80 km (50 miles) to the River Thames near Hampton Court Palace. The river gives its name to the Surrey district …
46Hydraulic jump — A hydraulic jump is a phenomenon in the science of hydraulics which is frequently observed in open channel flow such as rivers and spillways. When liquid at high velocity discharges into a zone of lower velocity, a rather abrupt rise (a step or… …
47Effects of global warming — This article is about (primarily) effects during the 21st century. For longer term effects, see Long term effects of global warming. The variou …
48climate — /kluy mit/, n. 1. the composite or generally prevailing weather conditions of a region, as temperature, air pressure, humidity, precipitation, sunshine, cloudiness, and winds, throughout the year, averaged over a series of years. 2. a region or… …
49environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… …
50Henan — /hue nahn /, n. Pinyin. 1. a province in E China. 50,320,000; 64,479 sq. mi. (167,000 sq. km). Cap.: Zhengzhou. 2. former name of Luoyang. Also, Honan. * * * or Ho nan conventional Honan Province (pop., 2000 est.: 92,560,000), east central China …
