Essays about: "phosphorus precipitation"

Showing result 16 - 20 of 43 essays containing the words phosphorus precipitation.

  1. 16. Lake Victoria - Carbon, Nitrogen, Phosphorus and Stable Isotope (δ13C) comparison between lake and catchment sediments

    University essay from Linköpings universitet/Tema Miljöförändring

    Author : Laxmi Gayatri Devi Basapuram; [2018]
    Keywords : Nutrients; Stable isotope δ13C ; Agriculture; Industrialization; Eutrophication;

    Abstract : Lake Victoria situated in East Africa faces an acute problem with eutrophication. Many reasons like agricultural production, industrialization, anthropogenic processes, the introduction of species, and economic activities have caused a stress to the overall well-being of the lake. READ MORE

  3. 17. The environmental performance of Swedish food production : an analysis of agri-environmental indicators

    University essay from SLU/Dept. of Soil and Environment

    Author : Danira Behaderovic; [2018]
    Keywords : nutrient leaching; nitrogen; phosphorus; greenhouse gases; ammonia; pesticides;

    Abstract : In the European Union 43.5% of the land area is used for agricultural purposes, providing food, feed and fiber for the population, but also causing detrimental environmental impact. READ MORE

  4. 18. Strukturkalkning av åkermark : ett sätt att minska jordbrukets bidrag till eutrofiering av vatten

    University essay from SLU/Dept. of Soil and Environment

    Author : Henrik Roth; [2018]
    Keywords : strukturkalkning; eutrofiering; fosfor;

    Abstract : In this review article, the effect of structural liming on clay soils, which have a high leakage potential for phosphorus (P), was analyzed. The purpose was to investigate structural liming as a method to reduce the impact of agriculture on eutrophication of water sources. READ MORE

  5. 19. Evaluation of sustainability criteria for small-scale wastewater treatment facilities

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Edvard Nordenskjöld; [2017]
    Keywords : On-site sewage facilities; phosphorus; micropollutants; multi-criteria analysis; precipitation; adsorption; full-scale; wastewater treatment; Enskilda avlopp; fosfor; mikroföroreningar; multi-kriterie analys; utfällning; adsorption; fullskala; avloppsrening;

    Abstract : There are about 700,000 on-site sewage facilities (OSSFs) in Sweden, almost a quarter of which amount only to septic tanks for sludge collection and removal, with no form of post-treatment. All these OSSFs contribute about 10 % of the total anthropogenic phosphorus (P) load from Swedish coasts to the Baltic Sea. READ MORE

  6. 20. Phosphorus and Nitrogen Removalin Modified Biochar Filters

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Ylva Stenström; [2017]
    Keywords : biochar; modified biochar; phosphorus filter; wastewater; batch adsorption experiment; nitrogen filter; COD; Tot-P; Tot-N; biokol; impregnerat biokol; fosforfilter; avloppsvatten; skakexperiment; kvävefilter; COD; Tot-P; Tot-N;

    Abstract : Onsite wastewater treatment systems in Sweden are getting old and many of them lack sufficient phosphorus, nitrogen and organic carbon reduction. Biochar is a material that has been suggested as an alternative to the common sand or soil used in onsite wastewater treatment systems. READ MORE