Essays about: "Sediment pollution"

Showing result 1 - 5 of 36 essays containing the words Sediment pollution.

  1. 1. ASSESSING MICROBIAL COMMUNITY RESPONSES IN A CHEMICALLY STRESSED FRESHWATER ECOSYSTEM USING ENVIRONMENTAL DNA

    University essay from Göteborgs universitet / Institutionen för biologi och miljövetenskap

    Author : Nicolai Laufer; [2023-06-21]
    Keywords : ;

    Abstract : Microbial communities represent the fundamental cornerstones of riverine ecosystems because they are involved in numerous processes which mediate ecosystem services. However, riverine ecosystems are currently massively altered by a variety of anthropogenic activities which includes changes in landuse and chemical pollution. READ MORE

  3. 2. Microplastics in Scanian wetlands : Sege river & Kävlinge river

    University essay from Malmö universitet/Institutionen för Urbana Studier (US)

    Author : Ludvig Stoltz; Pernilla Leijon; [2023]
    Keywords : plastic pollution; wetlands; microplastics; Scania; density separation; plastföroreningar; våtmarker; mikroplaster; Skåne; flotteringsmetod;

    Abstract : It is estimated that 75 million tons of plastics waste is currently in the ocean and expects to increase in line with plastic consumption. Plastic items in natural or aquatic environments are fragmented into smaller pieces called microplastics. Microplastics can enter rivers and lakes through sewage water to end up in wetlands where they sediment. READ MORE

  4. 3. Kväve och Mikroplast i anlagda våtmarker

    University essay from SLU/Dept. of People and Society

    Author : Anna Wiklund; Lisa Kröss; [2023]
    Keywords : Kväve; mikroplast; sediment; anlagda våtmarker; föroreningar; svavelväte; norden och skåne län; SLU;

    Abstract : De anlagda våtmarkerna genomgår en internationell kris, detta bör tas på allvar annars blir konsekvenserna förödande. De anlagda våtmarkernas syfte är bl. a öka biodiversitet och få en varierande landskap samt kunna kontrollera vattennivåer, föroreningar och näring. Våtmarker fungerar som naturliga reningsverk i naturen. READ MORE

  5. 4. Historical mining of Fe-Ca ore in Garpenberg, Sweden. : A study based on lake sediment geochemistry from Finnhytte-dammsjön.

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

    Author : Morgan Eliasson; [2023]
    Keywords : Paleolimnology; Lake sediment; XRF; Garpenberg; Mining history;

    Abstract : It is well established that mining and metallurgy on a larger scale in Sweden originated in Bergslagen. The historical mining district Garpenberg in Bergslagen presently show the oldest signs of mining in Sweden (2300 BP) based on a study of a lake sediment profile from Gruvsjön. READ MORE

  6. 5. Preliminary Investigation into Quantitation of Pharmaceuticals in Lake Victoria Sediments : Development of a Method for Analysis of 11 Pharmaceuticals

    University essay from Linköpings universitet/Tema Miljöförändring

    Author : Robert Lundberg; [2021]
    Keywords : Lake Victoria; pharmaceutical; sediment; core; ASE; SPE; derivatization; GC-MS MS; GC-MS; 210Pb;

    Abstract : Although Lake Victoria is threatened by pollution there is a lack of knowledge about pharmaceuticals contaminants drained into the lake from large cities bordering the lake. Hence, the purpose of this project was to develop, validate and apply a method for analysis of pharmaceutical compounds accumulating in the Lake Victoria sediments. READ MORE