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Showing result 1 - 5 of 55 essays matching the above criteria.

  1. 1. Modelling the chemical recycling of plastic waste via pyrolysis and analysing integration with existing refinery infrastructure

    University essay from Lunds universitet/Kemiteknik (CI)

    Author : Simon Dahl; [2023]
    Keywords : Pyrolysis; Recycling; Integration; Modelling; Simulation; Techno-economic; Plastic; Chemical engineering; Technology and Engineering;

    Abstract : Current plastic management is unsustainable as large amounts of plastic end up landfilled or in the ocean, necessitating an expansion of waste management infrastructure. Pyrolysis is a viable chemical recycling option, and in this report a pyrolysis model is constructed in Aspen Plus. READ MORE

  3. 2. The potential use of black soldier fly larvae residue as a fertilizer

    University essay from SLU/Dept. of Agricultural Biosystems and Techology

    Author : An-Marthe Ingelaere; [2023]
    Keywords : organic waste; fertilizer; black soldier fly; residue; physico-chemical characteristics; sub-Saharan Africa; socio-economic constraints;

    Abstract : In sub-Saharan Africa (SSA), the primary constraint of agriculture productivity has consistently been ascribed to soil fertility. A common approach to improve soil fertility is the use of fertilizers, both organic and inorganic. Though recently interest is increasing in the use of newer alternatives like biostimulants. READ MORE

  4. 3. Investigating food waste composition in school catering with focus on carbon footprint

    University essay from SLU/Dept. of Energy and Technology

    Author : Runa Halvarsson; [2023]
    Keywords : waste composition analysis; plate waste; climate impact; elementary schools; canteens;

    Abstract : Food waste has a great impact on the environment and generates approximately 3.3 giga tonnes of CO2-eq annually. The SDG 12.3 set by the UN, to halve the global per capita food waste by 2030, is one of the measures that strives to combat this problem. READ MORE

  5. 4. Cultivation of Yarrowia lipolytica on a hydrolysate based on food waste

    University essay from SLU/Department of Molecular Sciences

    Author : Hanna Norrman; [2023]
    Keywords : Yarrowia lipolytica; hydrolysate; food waste; fish feed; volatile fatty acids;

    Abstract : Interest in replacing fish oil and fish meal as fish feed ingredients with more socially, environmen-tally, and economically sustainable alternatives has increased in recent years. One such alternative could be the use of yeast biomass. READ MORE

  6. 5. MINERAL CARRYOVER FROM SHELLED MUSSEL MEAL IN THE SPOTTED WOLFFISH (ANARHICHAS MINOR). Potential of dietary mineral supplementation on growth, stress and health.

    University essay from Göteborgs universitet / Institutionen för biologi och miljövetenskap

    Author : Terese Hjelleset; [2022-08-16]
    Keywords : ;

    Abstract : The potential of Swedish aquaculture is currently not fulfilled as Sweden is still a net importer of fish with low production and narrow species diversity. In recent years, there has been increasing interest in expanding and diversifying Swedish aquaculture to make it more sustainable and competitive. READ MORE