Essays about: "dissolved organic carbon"

Showing result 11 - 15 of 108 essays containing the words dissolved organic carbon.

  1. 11. Activated Carbon for Treatment of Drinking Water - Removal of PFAS, DOC, UV254 and Odor Using Adsorption on Activated Carbon

    University essay from KTH/Kemiteknik

    Author : Beatrice Marsilius; [2022]
    Keywords : PFAS; DOC; UV254; activated carbon; adsorption; PFAS; DOC; UV254; aktivt kol; adsorption;

    Abstract : Tillgång till rent dricksvatten är en mänsklig rättighet och en viktig del av ett hållbart samhälle. Därför är det viktigt att säkerställa tillgången till samt kvaliteten av dricksvattnet som produceras i Sveriges vattenverk och i vattenverk världen över. READ MORE

  3. 12. Distribution and transport of microplastics and metals in sewage sludge-amended agricultural soil : a Comparative study between microplastics copper, cadmium, and nickel

    University essay from SLU/Dept. of Soil and Environment

    Author : Nora Ottander; [2022]
    Keywords : Bioturbation; advective transport; earthworm; Aporrectodea longa;

    Abstract : This thesis investigated the vertical transport of microplastics and metals in agricultural soil after sewage sludge application. Sewage sludge is commonly used in agriculture for adding nutrients and carbon to improve the soil quality. READ MORE

  4. 13. A study of carbon, nitrogen, and biogenic silica concentrations in Cyperus papyrus, the sedge dominating the permanent swamp of the Okavango Delta, Botswana, Africa

    University essay from Lunds universitet/Geologiska institutionen

    Author : Giulia Lodi; [2022]
    Keywords : Okavango Delta; papyrus; total nitrogen; total organic carbon; biogenic silica; Earth and Environmental Sciences;

    Abstract : Okawangodeltat är södra Afrikas största våtmark och en av världens minst påverkade våtmarker. Kunskapen om hur våtmarkssystemet fungerar är begränsad, särskilt vad gäller halter av näringsämnen och omsättning av näringsämnen i de dominerande våtmarksväxterna. READ MORE

  5. 14. Leachate-Based Biotic Ligand Model for Soil : Ecotoxicological Risk Assessment of Copper for Invertebrates, Plants, and Soil Microbial Processes

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Tove Florén; [2021]
    Keywords : Tomato shoot; Barley root; Glucose induced respiration; Nitrification; Earthworm; Springtail; EC10; SSD; Regression analysis; pH dependency; Bioavailability;

    Abstract : Environmental pollution of heavy metals has become an increasing problem. Environmental risk assessments can be conducted to investigate and determine the potential risk of polluted terrestrial environments. Traditionally, risk assessments are based on total soil metal concentrations on a dry weight basis. READ MORE

  6. 15. GAC filter Design Criteria for Wastewater Treatment for Removal of Organic Micropollutants – A Literature Review

    University essay from Lunds universitet/Kemiteknik (CI)

    Author : Bhargav Reddy Elavarthi; [2021]
    Keywords : micropollutants; activated carbon filtration; empty bed contact time EBCT ; pharmaceuticals; breakthrough curves; adsorption; PFOS; carbon use; water and environmental engineering; Technology and Engineering;

    Abstract : Granular Activated Carbon (GAC) is nowadays suggested as a fourth (quaternary) treatment step at municipal wastewater treatment plants to remove certain chemicals and particularly organic micropollutants (OMPs). This work investigated the different factors that affect the performance of the GAC filter for the removal of micropollutants in a municipal wastewater treatment plant. READ MORE