Lakes and reservoirs hold about 90% of the world's surface fresh water, but overuse, water withdrawal and pollution of these bodies puts some one billion people at risk. The Encyclopedia of Lakes and Reservoirs reviews the physical, chemical and ecological characteristics of lakes and reservoirs,...
The Encyclopedia of Lakes and Reservoirs offers a comprehensive and authoritative review of physical, chemical and ecological characteristics of lakes and reservoirs, as well as describing their uses and environmental conditions and trends in all parts of the world. More than 165 scientists from over...
作者:Bengtsson/Lars Bengtsson/Reginald W·Herschy 出版年:2011-7 页数:984 定价:$ 563.87 ISBN:9781402044106 豆瓣评分 目前无人评价 评价: 写笔记 写书评 加入购书单 分享到 推荐 我要写书评 Encyclopedia of Lakes and Reservoirs的书评 ···(全部 0 条)...
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ST Lawrence.The river St Lawrence, in North America, with the five fresh-water inland seas (see Great Lakes), Superior, Michigan, Huron, Erie and Ontario, forms one of the great river systems of the world, having a length, from the source of the river St Louis (which rises near the ...
In the salt district through which the Weaver passes subsidence of the land has resulted in the formation of lakes of considerable extent, which act as reservoirs to supply the navigation. There are further means of inland navigation by the Grand Trunk, Shropshire Union and other canals, and ...
There are a number of small lakes in the state, some of which are, apparently, merely reservoirs for the annual floods of the rainy season. The principal industries of Maranhao are agricultural, the river valleys and coastal zone being highly fertile and being devoted to the cultivation of ...
The nitrogen cycle is the series of biogeochemical transformations in which the element nitrogen is transferred among organisms and nonliving reservoirs such as the soil, the oceans, and the atmosphere. Nitrogen is an essential element for all living things because it is a principal component of ...
articles like Geospatial Technologies, Geothermal Energy, Glaciers and Ice Sheets, Glaciers, Ice Sheets, and Climate Change, Global Warming and Glaciers, Global Warming and the Hydrologic Cycle, Global Warming and the Ocean, Global Warming: Policy-Making, Globalization and Water, Great Lakes, etc&...
Control over water flows is achieved via the imposition of dams, canals, drainage, reservoirs, pipes, and other directive infrastructure that materialises societal ideas, values, and practices in relation to water. As with other forms of infrastructure, such concretization inscribes long-term patterns...