Now showing items 1-2 of 2

    • Spatial Distribution of HIV/AIDS in Botswana 

      Mupundu, T. (North-West University (South Africa), 2017)
      Background: The HIV/ AIDS epidemic poses a serious challenge worldwide and threatens human welfare. The severity of this epidemic varies from district to district in Botswana, with the highest prevalence recorded in ...
    • Trace metal contamination of soil and groundwater in the Rietvlei Catchment, Cape Town 

      Moorcroft, L.B. (North-West University, 2019)
      Trace metal elements are naturally found in sediments, soils, water and plants. They occur at concentrations less than 100 mg/kg and are more commonly known as heavy metals. There are a number of anthropogenic sources where ...