نتایج جستجو برای: canadian water quality index

تعداد نتایج: 1631394  

2015
Adebola A. Adeyi

ISSN: 2410-9649 Majolagbe et al / Chemistry International 2(4) (2016) 232-241 iscientic.org. 233 www.bosaljournals/chemint/ [email protected] in the area and /or the cost implications of digging a very deep well. Thus, groundwater can be easily susceptible to infiltration from dumpsites, septic tanks and other anthropogenic activities. Approximately, one fifth of the world total freshw...

Journal: :iranian journal of environmental sciences 0
luu pham vietnam academy of science and technology (vast), institute of tropical biology, 85 tran quoc toan street, district 3, ho chi minh city, vietnam

the present study aims to have a comparative study of the results, from biological monitoring as well as conventional method, based on physico-chemical variables. water quality index (wqi) and planktonic diatom metrics have been used to determine water quality and ecological conditions of the dong nai river (dnr) and canonical correspondence analysis (cca) to find out the main environmental var...

Journal: :Journal of environmental biology 2008
B Padmanabha S L Belagali

Ostracods are small crustaceans found in aquatic habitats and the present paper deals with the role of water quality index on their population diversity and seasonal fluctuations in the four lakes of Mysore city The present investigation was carried out from July 2004 to June 2005. The study revealed highest water quality index and population density of ostracods during summer and least during ...

Environmental flow requirements, to maintain the functioning of freshwater-dependent ecosystems and restore rivers in ecologically acceptable conditions, depend upon the present water quality status of the river. Various stretches of Vishwamitri River vary in quality and quantity. Water quality index is a tool to converse information regarding water quality of various stretches of river and can...

Journal: :Hydrology 2022

Water quality indices (WQIs) are practical and versatile instruments for assessing, organizing, disseminating information about the overall status of surface water bodies. The use these may be beneficial in evaluating aquatic system quality. CCME (Canadian Council Ministers Environment) NSF (National Science Foundation) WQIs were used assessment (depth = 1 m) Lake Union, Washington State. These...

Journal: :Water 2022

Numerous water quality risks exist during the initial storage stage in reservoirs; however, little data is available for this stage. Taking Wudongde Reservoir as an example, we proposed a risk sensitive area identification system impoundment comprising three modules: assessment, similarity clustering analysis, and identification. Temporal spatial variation of whole reservoir was analyzed, combi...

Journal: :Sustainability 2023

The water quality of a basin is pronouncedly affected by the surrounding types land use. Analyzing impact LULC and landscape patterns on critical for identifying potential drivers. To further study how LUCC affects in typical plateau lake basin, this investigated impacts land-use Dianchi Lake Basin Southwest China. We analyzed changes pattern calculated CWQI (Canadian Water Quality Index) value...

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