Essays about: "gis water quality"

Showing result 36 - 40 of 49 essays containing the words gis water quality.

  1. 36. Modelling the emerging pollutant di-clofenac with the GREAT-ER model: application to the Llobregat River Basin.

    University essay from KTH/Mark- och vattenteknik

    Author : Joana Aldekoa; [2013]
    Keywords : Diclofenac; Llobregat; Predicted concentrations; GREAT-ER; Emerging Contaminants degradation;

    Abstract : Water from the Llobregat is used to supply a significant part of the city of Barcelona. At the same time, 60 wastewater treatment plants discharge into this basin. Two field campaigns conducted in the Llobregat Catchment detected more than 80 pharmaceu-ticals in the water. READ MORE

  3. 37. Land use impact on water quality in two river systems in South Africa

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Monika Ogden; [2013]
    Keywords : remote sensing; physical geography and ecosystem analysis; GIS; land cover change; water quality.; Earth and Environmental Sciences;

    Abstract : South Africa is a water-scarce country that is expected to face challenges with freshwater resources in the future. These concerns are not only related to the quantity of available water, but also to its quality. READ MORE

  4. 38. A GIS based approach identifying phosphorus sources within the lake Flaten catchment in Salem, Sweden

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Stefan Rova; [2013]
    Keywords : internal phosphorus load; external phosphorus load; land cover data; modelled scenarios; export coefficients; eutrophication; total phosphorus; Physical Geography and Ecosystems analysis; GIS; catchment based; lake water quality; Lake Flaten; Earth and Environmental Sciences;

    Abstract : The purpose of this study has been to test if GIS based methods calibrated with limited local data can be used to determine the origin and quantity of phosphorus transport to and within a small eutrophic lake, and to assess the effects of this transport on the lake water quality. The lake studied is Lake Flaten in Salem municipality, Sweden. READ MORE

  5. 39. A Groundwater Vulnerability Assessment Method Using GIS and Multivariate Statistics - Gotland, Sweden.

    University essay from KTH/Mark- och vattenteknik

    Author : Seyed Amir Pirnia; [2012]
    Keywords : Groundwater; Microorganism; Chemical components; GIS; PCA; ANOVA;

    Abstract : Concentrations of microorganisms and chemical components in groundwater are serious threats for groundwater resources sustainability and contribute to technical and health problems. Recent studies and reports in Gotland revealed huge concerns about water quality in the area. READ MORE

  6. 40. Flood hazard assessment by means of remote sensing and spatial analyses in the Cuvelai basin : case study, Ohangwena region, northern Namibia

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Edward Kuliwoye; [2010]
    Keywords : flood hazard assessments; remote sensing; MNDWI; Getis-Ord Gi*; spatial analysis; geography; physical geography; Earth and Environmental Sciences;

    Abstract : Popular summary: Amongst other affected countries, Namibia endures seasonal floods in different parts of the country namely, Karas, Kavango, Caprivi, Ohangwena, Omusati, and Oshana regions. However, the study concentrated only on the floods within the Ohangwena region. READ MORE