Essays about: "total organic nitrogen"

Showing result 1 - 5 of 98 essays containing the words total organic nitrogen.

  1. 1. Modelling Micropollutant Removal Through Ozonation in Wastewater

    University essay from Lunds universitet/Kemiteknik (CI)

    Author : Maximiliano Andrés Oportus Foster; [2023]
    Keywords : Micropollutants; water reuse; wastewater treatment models; ozonation; computer modeling; water and environmental engineering; Technology and Engineering;

    Abstract : Proper management of water resources is a key to climate change adaptation and resilience in modern societies. Adequate treatment of wastewater is essential for ensuring the sustainability of the water cycle and the health of the environment and the ecosystems that inhabit it. READ MORE

  3. 2. Effects of tillage and straw treatments on earthworm abundance : study in two Swedish long-term field trials

    University essay from SLU/Dept. of Soil and Environment

    Author : Fredrik Ahlberg; [2023]
    Keywords : anecic; conventional tillage; endogeic; no-tillage; reduced tillage;

    Abstract : Earthworms have several functions in the soil, for instance redistribution of organic matter and enhancing plant available nutrients. Earthworms are divided into three ecological groups, with different functions in the soil. The groups are: anecic, endogeic and epigeic. READ MORE

  4. 3. Towards Water Resource Recovery Facilities : Environmentally Extended Techno-Economic Assessment of Emerging Sewage Sludge Management Technologies in Sweden

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Harry Tibbetts; [2023]
    Keywords : Circular Economy; Waste Valorisation; Systems Analysis; LCA; MFA; EFA; TEA; Hydrothermal Carbonisation; Cirkulär ekonomi; Waste Valorisation; Systems Analysis; LCA; MFA; EFA; TEA; Hydrotermal Carbonization;

    Abstract : Municipal sewage sludge (MSS) management varies widely between countries and legislative regimes. Within the European directive for sewage treatment France applies over half of MSS to arable land, while The Netherlands has banned the practice (Kelessidis et al, 2012). READ MORE

  5. 4. Modelling organic farming systems : is livestock needed for a functioning nitrogen cycle and food production?

    University essay from SLU/Dept. of Energy and Technology

    Author : Franziska Johanna Galler; [2023]
    Keywords : organic farming; livestock; stockless farming; nitrogen cycle; nitrogen use efficiency; nitrogen recycling; nutritional value; human nutrition; food system;

    Abstract : Livestock has always been an integral part of nutrient management on organic farms. Environmental, economic and idieological trends are leading to an increasing specialization of agriculture away from mixed farms with livestock. READ MORE

  6. 5. Wastewater Treatment at Kraft Pulp Mills : Effect of temporary effluents and mitigation measures

    University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurser

    Author : Hodda Shariatmadari; [2023]
    Keywords : ;

    Abstract : Large amount of water is used in the pulp-and-paper industry. Consequently, large amount of wastewater is produced in the various production processes. In general, the pollutants of concern involve organic compounds, nutrients, including nitrogen and phosphorous, suspended solids, and chlorinated compounds. READ MORE