نتایج جستجو برای: water development
تعداد نتایج: 1916440 فیلتر نتایج به سال:
Background: Unsustainable development of agriculture and aquaculture has reduced the water quality of rivers. The most important aim of this study is assessing of water quality in the Ghezel Özan basin in Zanjan province. Method: 18 sites were selected based on standard criteria including land use, geology, biodiversity points, accessibility and standard distributions. Content of Dissolved Oxyg...
Near- and off-shore fresh groundwater resources become increasingly important with the social and economic development in coastal areas. Although large scale (hundreds of km) submarine groundwater discharge (SGD) to the ocean has been shown to be of the same magnitude order as river discharge, submarine fresh groundwater discharge (SFGD) with magnitude comparable to large river discharge is nev...
I. Background Concern about the environmental costs of economic development is now both widespread and intense. At one extreme, environmental deterioration, as through air and water pollution and deforestation, is seen as an unavoidable cost of industrialization, urbanization, and the growth of consumption (and the change in its composition) that are at the heart of “development” in the common ...
The paper describes the case of development of a rural technology product in a high-technology IT (information technology) environment. The product is a lowcost water filter for which there is a definite need in rural India. The case brings out how even a simplelooking concept for water filtration has to go through several well-defined steps for successful introduction into the field. These evo...
This article develops a new framework for understanding environment-conflict relations, on both theoretical grounds and through a qualitative historical analysis of the links between water and conflict in the states of Sudan and South Sudan. Theoretically, the article critiques the dominant emphases on ‘scarcity’, ‘state failure’ and ‘under-development’ within discussions of environmental secur...
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