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Wyświetlanie 1-2 z 2
Tytuł:
Application of geospatial techniques for gravity-based drinking water supply management
Autorzy:
Wawale, Surindar
Powiązania:
https://bibliotekanauki.pl/articles/1048786.pdf
Data publikacji:
2019
Wydawca:
Stowarzyszenie Geodetów Polskich
Tematy:
drinking water
geospatial technology
gravity-based water supply
water management
woda pitna
technologia geoprzestrzenna
grawitacyjne zaopatrzenie w wodę
gospodarka wodna
Opis:
There is growing interest in the research community to apply the various techniques pertaining to geospatial technology, with the advance part of Remote Sensing (RS) and Geographical Information System (GIS). This technology has been proven to be very essential in this identification and resolving the problem of water resource and allied water supply management. Considering the capabilities of geospatial techniques, the tools and techniques of similar disciplines used for gravity-based drinking water supply management in the hilly area where the human habitat is settled at foothill places. An attempt has been made in this paper to avail the use of tools and techniques of geospatial techniques for gravity-based water supply management at the village level. The Karule village is the part of central Maharashtra in India chosen for implementation of present bid. It was observed that, three-dimensional remote sensing data derived from space-borne satellite could be useful for gravity-based drinking water supply management with the help of other spatial and non-spatial database. Satellite-derived data and its incorporation with GIS and ground inventory data would be advantageous for delineation of such gravity-based water supply management in the similar area of world.
Źródło:
Archiwum Fotogrametrii, Kartografii i Teledetekcji; 2019, 31; 75-83
2083-2214
2391-9477
Pojawia się w:
Archiwum Fotogrametrii, Kartografii i Teledetekcji
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Bank filtration for climate resilience: potentiality of a new site along the Ismailia Canal in Egypt
Autorzy:
Ghodeif, Kamal
Wahaab, Rifaat A.
Grischek, Thomas
Afifi, Hana
Wahsh, Neveen
Powiązania:
https://bibliotekanauki.pl/articles/2204355.pdf
Data publikacji:
2022
Wydawca:
Uniwersytet im. Adama Mickiewicza w Poznaniu
Tematy:
green technology
low flow
drinking water
water quality
residence time
technologia ekologiczna
przepływ niski
woda pitna
jakość wody
czas pobytu
Opis:
Bank filtration (BF) is a nature-based solution that can provide safe drinking water at a low cost, in being a green technology that benefits from natural ecosystem services and saves energy as well. The objective of the present paper is to evaluate the potentiality of a new site for bank filtration along a surface water source that experiences periods of both high and low flow. This site is located along the Ismailia Canal in the eastern Nile Delta fringe of Egypt. The present evaluation is based on exploratory drilling, installation of monitoring infrastructure and monitoring of both water level and water quality parameters for one year. The site has favourable hydrogeological conditions; the mean hydraulic conductivity of aquifer materials (sand and gravel) is 18.98 m/day. Moreover, there is a hydraulic connection between canal and aquifer; under steady conditions, the canal feeds the aquifer. Using different tracers, such as Cl, EC, Sr and SO4, the average bank filtration share is in excess of 95%. BF has reduced the particulates (turbidity) by 96%, total coliform by 99 % and total organic carbon (TOC) expressed as ultra-violet absorbance at 254 wavelengths (UVA254) by 44%. In addition, BF reduces concentrations of disinfection by-products due to its ability to remove organic matter. The potential degradation of TOC in the canal bed sediments may cause the release of iron (Fe) and manganese (Mn) to the bank filtrate water; this process is exaggerated during low-flow periods. Compared to conventional water treatment, BF is a cost-effective green technology, because no chemicals are used and no waste products are generated.
Źródło:
Geologos; 2022, 28, 1; 51--60
1426-8981
2080-6574
Pojawia się w:
Geologos
Dostawca treści:
Biblioteka Nauki
Artykuł
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