نتایج جستجو برای: strong water resources
تعداد نتایج: 1137944 فیلتر نتایج به سال:
There is a gradual decline in soil fertility due to its continue use in farming. This necessitates developing new strategies of management programs to recharge soil with nutrients. From review it has been found that reuse of industrial effluents (wastewater) in agriculture can be a good mode to conserve soil nutrients. It may offer a way to fulfill irrigation water demands also. The major chall...
It is widely recognized that forest and water resources are intricately linked. Globally, changes in forest cover to accommodate agriculture and urban development introduce additional challenges for water management. The U.S. Southeast typifies this global trend as predictions of land-use change and population growth suggest increased pressure on water resources in coming years. Close attention...
There is no common understanding of the minimum per capita fresh water requirement for human health and economic and social development. Existing estimates vary between 20 and 4,654 l/c/d, however, these estimates are methodologically problematic as they consider only human consumptive and hygiene needs, or they consider economic needs but not the effects of trade. Reconsidering the components ...
Article 225 of the Brazilian Constitution establishes that all citizens have the right to an ecologically balanced environment, as a common good that is essential for a healthy life, and that the government and society have the duty to protect and preserve the environment for present and future generations. This article outlines a methodology for promoting social mobilization to address water s...
For 15 years Chile has been the leading international example of pro-market policies for water resources, and its 1981 Water Code has recently been touted as a model for other countries to follow. Water markets are controversial in both theory and practice: their potential benefits include greater efficiency and flexibility of water use and less state intervention and expenditure; while their d...
An interdisciplinary approach is often described as a valuable strategy to assist in overcoming the existing and emerging challenges to water resource management. The development of educational approaches to instil a culture of interdisciplinarity in the future generation of water resource professionals will help to meet this strategic need. The Vienna Doctoral Programme on Water Resource Syste...
Inter-basin water transfer projects (IBWTPs) offer one of the most important means to solve the mismatch between supply and demand of regional water resources. IBWTPs have impacts on the complex ecosystems of the areas from which water is diverted and to which water is received. These impacts increase damage or risk to regional ecological security and human wellbeing. However, current methods m...
UN–Water was established in 2003 to coordinate United Nations activities on water. There have been no scientific assessments about this coordination mechanism and, hence, we focus on the role of UN–Water in global water governance. We use an analytical framework to conceptualize relevant natural and social phenomena, actors, and institutions in the field of global water governance. This framewo...
BACKGROUND The aim of this study was the seroepidemiological survey for detecting the status of human fasciolosis in Lorestan Province, western Iran. METHODS This cross-sectional study was conducted in 2015-16. Based on statistical estimations, 1256 serum samples were collected from different parts of Lorestan Province, western Iran, and stored at -20 °C until use. The collected serum samples...
Phytoplankton and its attributes (biomass, abundance, composition, and frequency and intensity of phytoplankton blooms) are essential to establish the ecological status in the Water Frame Directive. The aim of this study is to develop an index "Glophymed" based on all phytoplankton attributes for coastal water bodies according to the directive requirements. It is also developed an anthropogenic...
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