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Wyszukujesz frazę "quality of surface water" wg kryterium: Temat


Wyświetlanie 1-3 z 3
Tytuł:
Temporal Patterns of Quality Surface Water Changes
Autorzy:
Mitryasova, Olena
Pohrebennyk, Volodymyr
Salamon, Ivan
Oleksiuk, Alina
Mats, Andrii
Powiązania:
https://bibliotekanauki.pl/articles/1839615.pdf
Data publikacji:
2021
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
surface water quality
water security
hydrochemical indicators
level of pollution
resistance degree of pollution
Inhulets river
Opis:
The dynamics of hydrochemical parameters of surface waters from the upper, middle and lower reaches of the river was analyzed. On the basis of the analysis of temporal and spatial monitoring data, a comprehensive assessment of the environmental status of the Inhulets river (Ukraine) waters by hydrochemical indicators was carried out. The study performed a comparative analysis of the river water quality assessment using different methods: an integrated assessment based on the calculation of water pollution indexes, pollution rate. A result of the evaluation of water quality in certain classes: in terms of ammonium ions and BOD5 – III quality class, the water is slightly polluted; phosphate content – V quality class, water is very low in the bottom; according to the content of suspended solids, in phosphates and BOD5 – III class of water quality, water is polluted; by a concentration of chlorides – V class of quality, degree of purity – very dirty; the value of suspended solids and chlorides – III class; in terms of the sulfate content – IV class. In general, the very excessive concentration of substances in the middle course remains stable, the environmental state is poor (quality class IV).
Źródło:
Journal of Ecological Engineering; 2021, 22, 4; 283-295
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Results of Surface Water Quality Monitoring of the Western Bug River Basin in Lviv Region
Autorzy:
Odnorih, Zoriana
Manko, Roman
Malovanyy, Myroslav
Soloviy, Khrystyna
Powiązania:
https://bibliotekanauki.pl/articles/123241.pdf
Data publikacji:
2020
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
Bug river
river basin
EU Water Framework Directive
monitoring
quality of surface waters
Opis:
The article describes the steps for organizing and conducting the ecological monitoring of surface water in order to shift Ukraine to the European standards in the field of water use and protection. The main water users-pollutants of the Western Bug River basin in the Lviv region were identified. The results of the water samples taken from the control bodies in 2018 were analyzed. A promising way to improve the work of the water basin management of the Western Bug River was proposed.
Źródło:
Journal of Ecological Engineering; 2020, 21, 3; 18-26
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Hydrochemical Indicators Dynamic in Surface Water
Autorzy:
Mitryasova, Olena
Cieśla, Maksymilian
Nosyk, Anastasia
Mats, Andrii
Powiązania:
https://bibliotekanauki.pl/articles/1955476.pdf
Data publikacji:
2021
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
surface water quality
water security
hydrochemical indicators
regression analysis
mathematical modeling
forecast of the environment state
Inhul river
Opis:
On the basis of the analysis of wide temporal monitoring data, a forecast of the integrated hydrochemical indicators of the waters of the Inhul river (Ukraine) was carried out. The performed analysis was also the basis for the determination of a mathematical model of natural fluctuations of the indicators studied. The determined sinusoidal dependence of the integrated water quality indicators allowed determining the average time of fluctuations concerning the processes of self-organisation of river waters. In practice, the developed mathematical models may constitute a valuable support and supplement to the existing models in the field of prediction of self-organization processes of river waters. They may also contribute to even more effective minimization of undesirable effects of anthropogenic impact on aquatic ecosystems.
Źródło:
Journal of Ecological Engineering; 2021, 22, 8; 111-122
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-3 z 3

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