Essays about: "water and waste water treatment"

Showing result 11 - 15 of 199 essays containing the words water and waste water treatment.

  1. 11. Analyzing Key Flows and Processes of Waste Management for Environmental Improvement in Chennai, India : A Minor Field Study with a Life Cycle and Socio-Technical Systems Perspective

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Märta Selander; [2023]
    Keywords : Waste management; India; Incineration; Composting; Dump yard; Global warming potential; GWP; socio-technical systems; Avfallshantering; Indien; Förbränning; Kompostering; Soptipp; Global uppvärmningspotential; GWP; socio-tekniska system;

    Abstract : Waste management (WM) is a prominent issue in the world’s most populated country, India. Lack of WM can have a negative impact on the environment through leachate contamination of water bodies and emissions of greenhouse gases. READ MORE

  3. 12. Biokolets påverkan på dagvattenkvaliteten i regnbäddar

    University essay from SLU/Dept. of Urban and Rural Development

    Author : Maja Hammarstedt; Wilma Insulander; [2023]
    Keywords : Biokol; dagvatten; regnbädd; vattenkvalitet; föroreningar; StormTac; dagvattenrening; näringsämnen; växtbädd; urban miljö;

    Abstract : Klimatförändringar och en större andel hårdgjorda ytor i städerna bidrar till en ökning av dagvatten som måste ledas bort. För att förhindra överbelastade VA-ledningar behöver dagvattnet fördröjas inom avrinningsområdet. En stor del av dagvattnet innehåller föroreningar från bland annat vägar, parker och industriområden. READ MORE

  4. 13. Research on the Hydrothermal Conversion of Xylose Catalysed by CO2-H2O into Furfural

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Robert Liao; [2023]
    Keywords : ;

    Abstract : Agricultural waste treatment and carbon dioxide emissions from fossil fuel combustion have been critical challenges for sustainable development. This work is part of a study on converting straw into biofuels, which involves using xylose as the material, carbon dioxide (CO2) as the catalyst, and water (H2O) and Gamma-Valerolactone (GVL) as the solvent to produce furfural through hydrothermal conversion. READ MORE

  5. 14. TRACKING WASTEWATER EMISSIONS IN RIVERS ENTERING GULF OF BOTHNIA COAST

    University essay from Umeå universitet/Institutionen för ekologi, miljö och geovetenskap

    Author : Helen Mkandawire; [2023]
    Keywords : Nutrients inputs; wastewater; coastal waters; Gulf of Bothnia; wastewater emissions; nutrient transportation; marine water; nutrient loading; eutrophication.;

    Abstract : The Gulf of Bothnia consists of two sub-basins in the northern Baltic Sea: the Bothnian Sea (salinity 4-5‰) and Bothnian Bay (salinity 2-3‰). Changing nutrient concentrations and signs of eutrophication has recently been observed in the Gulf of Bothnia. READ MORE

  6. 15. Investigation of unknown groundwater flows to two leachate ponds at Hovgården

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Katja Nordström; [2023]
    Keywords : landfill; leachate; principle component analysis; PCA; polishing pond;

    Abstract : The leaching of groundwater into two polishing ponds, the last step in the wastewater treatment process on Hovgarden waste facility, was examined. The focus of this study was to analyse the PFAS composition profile (fingerprint) to trace the leaching groundwater. READ MORE