Essays about: "Toxic metals"

Showing result 1 - 5 of 54 essays containing the words Toxic metals.

  1. 1. An Analysis of E-Waste Collection Across Countries

    University essay from Göteborgs universitet/Institutionen för nationalekonomi med statistik

    Author : Felix Liljhagen; Aron Rehnberg; [2024-02-12]
    Keywords : ;

    Abstract : In line with technological development, electronic waste has become the world's fastest-growing waste category, increasing three times faster than the world's population. Although e-waste legislation covers about 66% of the world's population, the global recycling rate for e-waste is only 20%. READ MORE

  3. 2. Application of Fourier Transforms to time-resolved ambient pressure spectroscopy operando studies of CO oxidation over Pt(111)

    University essay from Lunds universitet/Fysiska institutionen; Lunds universitet/Synkrotronljusfysik

    Author : Grigore-Leon Ratiu; [2024]
    Keywords : Physics and Astronomy;

    Abstract : The study of heterogeneous catalysis has important implications in increasing the efficiency of industrial processes and in reducing the emissions of greenhouse gases from sources such as automobiles. A reaction with high industrial relevance is the oxidation of CO on noble metal catalysts. READ MORE

  4. 3. Sustainability demands on internal and external providers of IT

    University essay from Stockholms universitet/Institutionen för data- och systemvetenskap

    Author : Emma Lenman; Ida Appelgren; [2023]
    Keywords : sustainable IT; sustainability; IT; green IT; data governance; energy efficient; greenhouse gas emissions;

    Abstract : The use of IT in companies is constantly expanding, and therefore, so is the energy consumption and carbon footprint from IT. If companies do not take steps towards more sustainable IT usage, the footprint will continue to expand, toxic metals will be used in hardware and the usage of world resources will not become more circular. READ MORE

  5. 4. Pyrolysis of Municipal Sewage Sludge to get a phosphorus rich char residue for soil improvement

    University essay from Högskolan i Borås/Akademin för textil, teknik och ekonomi

    Author : Shahin Shamim; [2023]
    Keywords : Sewage Sludge-Phosphorus-Pyrolysis- Heavy metals; Cadmium; Lead; Nickle; Copper; Chromium; Zinc; Biochar; Heating value; Fertilizer- Thermal conversion;

    Abstract : Sewage sludge is a byproduct of wastewater treatment plants. It is a kind of waste. however, it contains several valuable nutrients like phosphorous and nitrogen that are used to rich the soil as a fertilizer compound. READ MORE

  6. 5. Barium in the O horizon of soils near Sundsvall, northern Sweden : From local minerals or from anthropogenic emissions?

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

    Author : Mattias Åsberg Gencturk; [2023]
    Keywords : Barium; soil; organic horizon;

    Abstract : Concentrations of potentially toxic metals in surface soils are important to investigate before building new residential areas. Prior to development of a residential area in Sundsvall, northern Sweden, it was observed that barium (Ba) concentrations in the soil at the site exceeded the guideline value of 200 mg kg-1 outlined by the Swedish Environmental Protection Agency. READ MORE