Essays about: "soil remediation"

Showing result 21 - 25 of 64 essays containing the words soil remediation.

  1. 21. Comparison of in-situ bioremediation of soil contaminated with chlorinated hydrocarbons

    University essay from Högskolan i Halmstad

    Author : Tianyu Qin; [2020]
    Keywords : bioremediation; biostimulation; bioaugmentation; product; chlorinated hydrocarbon;

    Abstract : In recent years, due to the continuous development of machinery, electronics, leather, chemical companies and dry-cleaning industry, more and more chlorinated hydrocarbons accumulate in the soil, causing serious harm to the environment. The accumulation of chlorinated hydrocarbons and the teratogenic, carcinogenic, and mutagenic hazards seriously threaten human health. READ MORE

  3. 22. Fytoremediering : växter som metod för att sanera schaktmassor från föroreningar vid järnväg i Sverige

    University essay from SLU/Dept. of Landscape Architecture, Planning and Management (from 130101)

    Author : Carl Jonas Holmberg; [2020]
    Keywords : fytoremediering; sanering; markföroreningar; järnväg; tungmetaller; PAH; ROW; växtlistor;

    Abstract : Bakgrund: Transport av schaktmassor till och från byggprojekt i Sverige är en kostsam del av byggprocessen och bidrar till de globala växthusgasutsläppen och förorenar vår närmiljö. Flera projekt och samarbeten arbetar med att försöka minska de transporter som är knutna till schaktmassor i Sverige. READ MORE

  4. 23. Chemical Stabilization of Arsenic in Contaminated Soil under Low Redox Conditions

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

    Author : Eva Smedborn Pausson; [2019]
    Keywords : ;

    Abstract : Remediation techniques for arsenic contaminated soil have previously focused mostly on the surface soil layers where aerobic conditions are prevalent. In this master thesis, chemical stabilization by adding zero-valent iron (Fe(0)) and calcium oxide (CaO) to an arsenic-contaminated soil under low redox conditions have been studied through up-flow percolation tests. READ MORE

  5. 24. Arsenic and other heavy metals in hydropower plants : An assessment of occupational risk hazards at Fortum’s underground hydropower plants in Sweden

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Angeliki Filippou; [2019]
    Keywords : ;

    Abstract : Arsenic (As) is a metalloid that occurs naturally in the Earth’s crust, in bedrock and soil. The concentrations that Arsenic can be found are normally between 1-3 ppm. READ MORE

  6. 25. A prologue to the post coal-mining era

    University essay from KTH/Arkitektur

    Author : Lisa Jonas; [2019]
    Keywords : surface coal mine; land art; soil; water; vegetation; excavator; reinforced embankment; spiral; meander; pier; lake; landscape architecture; remediation; reclamation;

    Abstract : The surface mine Hambach is located in the west of Germany, close to Cologne and was founded in 1978 from the electric company RWE to dig up brown coal and produce electricity. The mine measures a surface of 8.500ha and a depth of 470 m and was planned to be operated until 2045. READ MORE