76 results for “Botswana”

AuthorM. Kgosimore1 article

AuthorW.M. Thupeng1 article

AuthorT. A. Lasisi1 article

AuthorP.M. Kgosi1 article

Research ArticleOpen accessIn the abstractDetermination and Source Apportionment of Selected Heavy Metals in Aerosol Samples Collected from SebeleAlfred Sello Likuku, Gilbert Kabelo Gaboutloeloe, Khumoetsile B. MmolawaBush fires and dust in the dry winter months establish moderately high background levels of aerosols. Emissions into the atmosphere by copper mines, coal mines and vehicular emissions are all possible sources of air pollution with heavy metals. Although there has been assessment and monitoring of heavy metals and their air pollution in other countries such as Brazil, Europe and … …American Journal of Environmental Sciences, Vol. 9, Issue 2 · 25 Apr 2013 · 7,446 accessesView PDF Cite