Essays about: "metals and mining"

Showing result 31 - 35 of 72 essays containing the words metals and mining.

  1. 31. A water quality assessment and environmental impact analysis of the local mining along the Zambezi River in Tete, Mozambique

    University essay from Lunds universitet/Avdelningen för Teknisk vattenresurslära

    Author : Vibeke Johansson; [2019]
    Keywords : Water quality assessment; Zambezi river basin; Coal mining; Tete.; Technology and Engineering;

    Abstract : The access to safe and clean drinking water is a major concern throughout the world. The recent discovery of coal and gas in Mozambique has increased the economic growth lately and large international companies have been attracted to Tete province in central Mozambique. READ MORE

  3. 32. Modelling of a sulfate reducing and metal recovery process, for application within treatment of industrial wastewater

    University essay from Lunds universitet/Bioteknik (master)

    Author : Kristina Broberg; [2019]
    Keywords : Biotechnology; Wastewater treatment; Process modelling; Bioprocess technology; Sulfate reducing bacteria; Metal sulfides; Simulation; Matlab; SuperPro Designer; Bioteknik; Technology and Engineering;

    Abstract : Denna masteruppsats syftar till utvecklandet av en industriellt, fullskalig modell över en vattenreningsprocess som syftar till simultan sulfatreduktion och tungmetallåtervinning från processvatten vid gruvdrift. Den mängd sulfat som finns tillgänglig i lakvattnet, omvandlas till vätesulfid med hjälp av sulfatreducerande bakterier (SRB). READ MORE

  4. 33. Mouthpart deformities of Chironomid larvae as an indicator of heavy metal polluted water

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

    Author : Tim Lindström Jonsson; [2019]
    Keywords : Chironomidae larvae; Deformities; Heavy metals; Biomonitoring; Mining; Northern Sweden;

    Abstract : Freshwater ecosystems are under increasing pressure from a variety of contaminants, including heavy metals from mining operations, which can have complex effects that are difficult to evaluate. To detect early warnings from elevated concentrations of metals, organisms are sought to be used as monitoring tools. READ MORE

  5. 34. Mining in Zero Gravity

    University essay from Umeå universitet/Designhögskolan vid Umeå universitet

    Author : Anders Sandström; [2018]
    Keywords : Design; Industrial Design; Product Design; MFA; Zero Gravity; Space Mining; Asteroid Mining; Future of Mining; Mining; Space; Space Industry; Asteroid; Autonomous; Space Flight;

    Abstract : Regardless of new mining technologies and environmental regulations, the minerals we extract from the earth’s crust will eventually run out. Likewise, our society demands a constant increase of technology to improve our quality of life. READ MORE

  6. 35. Analysis of metatranscriptomes from an acidophilic electricity generating community treating acidic mining wastewaters

    University essay from Linnéuniversitetet/Institutionen för biologi och miljö (BOM)

    Author : Daniela Palma; [2018]
    Keywords : Acidophiles; extremophiles; MFC; metatranscriptomic; bioinformatics; electricity production; AMD.;

    Abstract : Human ́s constant need for metals requires unsustainable mining and refining of metalore. As a result, highly contaminated wastewaters are discharged in the environmentcompromising the nearby habitat together with all its life forms. READ MORE