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Showing result 1 - 5 of 15 essays matching the above criteria.

  1. 1. Forecast-based AI Decisions for Winter Road Maintenance

    University essay from Uppsala universitet/Institutionen för informationsteknologi

    Author : Johan Alfredéen; [2022]
    Keywords : ;

    Abstract : In countries with freezing temperatures, proper road maintenance is an important intervention to reduce traffic accidents and fatalities and improves road passability. While de-icing using road salt can be an effective intervention, it may also lead to harmful side effects such as damage to vehicles, groundwater contamination and plant stress. READ MORE

  3. 2. Contamination analysis of the landfill Rösaberg inerta massor : Risk assessment and investigation of the contaminant distribution

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Westander Lisa; [2020]
    Keywords : Landfill; MODFLOW; Risk assessment; Site-specific guidelines; Deponi; MODFLOW; Riskbedömning; Platsspecifika riktvärden;

    Abstract : The dispersion of contaminants deriving from landfills poses a risk to the surrounding environment and human health. Old landfills are treated with extra precaution, due to their poorer construction, less stringent operation and lack information regarding the waste content. Vetlanda municipality has identified 48 old landfills. READ MORE

  4. 3. Groundwater Movement and PFAS Transportation in the Vreta-Bålsta Esker

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Kevin Pettersson; [2020]
    Keywords : GMS; MODFLOW; MT3DMS; PFAS; modelling; GMS; MODFLOW; MT3DMS; PFAS; Modellering;

    Abstract : Håbo municipality is looking for alternative drinking water sources for its residence city of Bålsta. One possible source is the Vreta-Bålsta esker located northeast of Bålsta, which could be used for artificial infiltration and extraction of groundwater. READ MORE

  5. 4. Arsenite removal from contaminated water by different sorbent materials

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Kaijie Ding; [2020]
    Keywords : Arsenic contamination; adsorption; hydrotalcite; Mg−Al layered double hydroxide; amorphous aluminium hydroxide; amorphous titanium oxide; adsorption isotherm; co-existing anions;

    Abstract : Arsenic (As) contamination is a worldwide problem, and millions of people are suffering from it. There are two major inorganic forms of As in waters: arsenate(V) and arsenite(III), and adsorption to a sorbent material may be an efficient method to handle them. READ MORE

  6. 5. Evaluation of Darcy Flow Velocities Obtained from Borehole Dilution Tests

    University essay from Lunds universitet/Teknisk geologi; Lunds universitet/Väg- och vattenbyggnad (CI)

    Author : Johanna Lundin; [2019]
    Keywords : Single borehole dilution tests SBDT ; Darcy flow velocity; karst aquifer; porous aquifer; Donauried-Hürbe; Germany; Technology and Engineering;

    Abstract : The project is part of a larger investigation of the water protection area Donauried-Hürbe. This area is a recharge zone used by one of Germany’s biggest water supply companies, the Zweckverband Landwasserversorgung (LW). READ MORE