نتایج جستجو برای: water quality evaluation
تعداد نتایج: 1980053 فیلتر نتایج به سال:
The Mundeswari River is the western distributary of Damodar system in eastern India. water this river extensively used for domestic purposes and agricultural irrigation. This study aimed to evaluate spatial temporal quality variation assess status using Canadian Council Ministers Environment Water Quality Index (CCME-WQI). was monitored monthly at four selected sampling stations (M1, M2, M3, M4...
Mencha River is one of the largest river in the region of Jijel, Algeria. The human activities such as urban discharges, industrial, agricultural and livestock have significant effects on the quality of water. Because of its importance in the agricultural activities and dense population residing at its banks, the river faces several challenges from various anthropogenic activities. This situati...
Abstract In this study, a customized WQI (Seoul water quality index, S-WQI) for urban rivers that can ultimately reflect their characteristics was developed by modifying and supplementing the existing Bascarόn calculation method through linkage with statistical methods such as factor analysis. We used data generated monthly at 17 monitoring networks (WQMNs) in Seoul 18 years, from 2002 to 2019....
Groundwater is the most important source of water supply for agricultural purposes in arid and semi-arid areas. In many areas, excessive use of high quality water resources leads to reducing the available water resources and turning to the use of low quality water resources. Thus, knowing the temporal and spatial variation of groundwater quality is a necessary factor for implementation of sound...
Background and Objectives In recent years, excessive use of groundwater resources and the discharge of urban and industrial wastewater in the environment has contaminated and reduced the quality of groundwater resources. The aim of this study was to determine the quality of drinking water resources in Rafsanjan city using water quality index (WQI) in 2018. Materials and Methods: This descri...
Ground water is considered as a valuable resource for drinking, agricultural, and industrial uses. As human activities are known to affect water quality, studies of this source are necessary to maintain quality standards. Despite heavy agricultural and industrial activity in the Lenjanat region (Isfahan), there has been no evaluation of ground water quality in this area.In this research project...
today, to increase effectiveness is a strategy for success of organizations and their viability. in health care organization not only service cost- effectiveness is a major problem for productivity and organizational management but also customer-centred is in first priority. because of these reasons, most of health organization trend to patient satisfaction for their viability. if complex proce...
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