Essays about: "soil"

Showing result 1 - 5 of 1933 essays containing the word soil.

  1. 1. ENVIRONMENTAL RADIOLOGICAL STUDIES OF KVARNTORPSHÖGEN Dose and Radiological Risk Assessments for Humans and Biota

    University essay from

    Author : Felicia Hultqvist; [2021-04-06]
    Keywords : Medical physics; NORM; TENORM; Shale ash; Uranium; Polonium; Radiological risk; Humans; Biota;

    Abstract : Background: The pile Kvarntorpshögen and the lakes Surpölen and Norrtorpssjön are the remains of an industry which mined and processed oil shales to extract oil during World War II. The pile mainly consists of shale ash, a waste from the production, while the lakes are nowadays water-filled mining pits. READ MORE

  2. 2. Acid sulphate soils and its influence on metal concentrations in adjacent water bodies. - A case study from Halland, SW Sweden

    University essay from Göteborgs universitet/Institutionen för geovetenskaper

    Author : Amanda Lindgren; [2021-03-10]
    Keywords : acid sulphate soils; metal distribution; surface water; climate; physicochemistry;

    Abstract : Acid sulphate soils have been referred to as being among the most harmful soils in the worlddue to their ability to severely decrease the pH of the water, consequently enabling an increasedmetal load to recipient water streams, lakes, groundwater reservoirs and estuaries. The presenceof acid sulphate soils has triggered several fish kill episodes in northern Scandinavia and thesoils are today threatening many of the national environmental goals of Sweden. READ MORE

  3. 3. Vegetationens betydelse på skolgården : för barns lek och aktivitet

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

    Author : Malin Wahlström; [2021]
    Keywords : vegetation; skolgård; lekplats; utemiljö; barn; lek; aktivitet;

    Abstract : När vuxna människor minns tillbaka på sin skolgång, är oftast de starkaste minnena kopplade till skolgården. Skolgården är en viktig plats i vardagen för barn, där de kan utvecklas, hålla sig fysiskt aktiva och leka under sina raster. Forskning visar att det är bra för barns hälsa att vistas nära naturen. READ MORE

  4. 4. Evaluation of distribution coefficients (KOC and Kd) for per- and polyfluoroalkyl substances

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

    Author : Nika Nordanstorm; [2021]
    Keywords : PFAS; PFOS; organic contaminant; sorption; Kd; KOC; distribution coefficient; solubility; mobility; environmental fate; environmental transport; contaminated site; hydrophobic interaction; electrostatic interaction;

    Abstract : The dominating factors affecting sorption of per- and polyfluoroalkyl substances (PFAS) remain subject of research and debate. Traditionally, distribution coefficients (e.g. READ MORE

  5. 5. Metal Removal Efficiency of Five Filter Media Intended for use in Road Stormwater Treatment Facilities

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Lovisa Lundgren; [2021]
    Keywords : Stormwater; Metal removal efficiency; Filter media; Dagvatten; Metallavskiljningskapacitet; Filtermaterial;

    Abstract : Roads, buildings, vehicles, and human activities cause spreading of pollutants, which partly end up in stormwater. The pollutant load contains solid particles of various size, hydrocarbons, organics, metals, nutrients, and microorganisms, which can have negative effects on water quality of surface-, coastal- and ground waters. READ MORE