Browsing Research Articles (Geography, Geoinformatics and Meteorology) by UP Author "Du Preez, David Jean"
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Browsing Research Articles (Geography, Geoinformatics and Meteorology) by UP Author "Du Preez, David Jean"
Now showing items 1-17 of 17
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Du Preez, David Jean; Du Plessis, J.L.; Wright, Caradee Yael (Wiley, 2018-11)BACKGROUND : Observing accurate real-time measurements of solar ultraviolet radiation (UVR) levels is important since personal excess sun exposure is associated with skin cancers. Handheld measurement devices may be helpful ...
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Blesic, Suzana M.; Du Preez, David Jean; Stratimirovic, Djordje I.; Ajtic, Jelena V.; Ramotsehoa, M. Cynthia; Allen, Martin W.; Wright, Caradee Yael (Elsevier, 2020-03)Studies of personal solar ultraviolet radiation (pUVR) exposure are important to identify populations at-risk of excess and insufficient exposure given the negative and positive health impacts, respectively, of time spent ...
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Du Preez, David Jean; Parisi, Alfio V.; Millar, Danielle A.; Bencherif, Hassan; Wright, Caradee Yael (Wiley, 2020-11)Satellite estimates of surface ultraviolet A (UVA) (315–400 nm) from the Global Ozone Monitoring Experiment (GOME)‐2 were compared to ground‐based measurements at four stations in South Africa for 2015. The comparison of ...
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Wright, Caradee Yael; Du Preez, David Jean; Martincigh, Bice S.; Allen, Martin W.; Millar, Danielle A.; Wernecke, Bianca; Blesic, Suzana M. (Wiley, 2020-09)Urban environments can have high‐risk spaces that can provide excess personal sun exposure, such as urban or street canyons, and the spaces between buildings, among others. In these urban spaces, sun exposure can be high ...
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Teare, June; Mathee, Angela; Naicker, Nisha; Swanepoel, Cheryl; Kapwata, Thandi; Balakrishna, Yusentha; Du Preez, David Jean; Millar, Danielle A.; Wright, Caradee Yael (Ubiquity Press, 2020)BACKGROUND: Shelter and safe housing is a basic human need that brings about a sense of ownership, selfsufficiency, and citizenship. Millions of people around the world live in inadequate dwellings in unhealthy areas, ...
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The epidemiology of skin cancer and public health strategies for its prevention in southern Africa Wright, Caradee Yael; Du Preez, David Jean; Millar, Danielle A.; Norval, Mary (MDPI Publishing, 2020-02-06)Skin cancer is a non-communicable disease that has been underexplored in Africa, including Southern Africa. Exposure to solar ultraviolet radiation (UVR) is an important, potentially modifiable risk factor for skin cancer. ...
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Kapwata, Thandi; Wright, Caradee Yael; du Preez, David Jean; Kunene, Zamantimande; Mathee, Angela; Ikeda, Takayoshi; Landman, Willem Adolf; Maharaj, Rajendra; Sweijd, Neville; Minakawa, Noboru; Blesic, Suzana (Elsevier, 2021-10)BACKGROUND : Climate variables impact human health and in an era of climate change, there is a pressing need to understand these relationships to best inform how such impacts are likely to change. OBJECTIVES : This study ...
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Wright, Caradee Yael; Norval, Mary; Kapwata, Thandi; Du Preez, David Jean; Wernecke, Bianca; Tod, Bianca M.; Visser, Willem I. (MDPI, 2019-10-22)Climate change is associated with shifts in global weather patterns, especially an increase in ambient temperature, and is deemed a formidable threat to human health. Skin cancer, a non-communicable disease, has been ...
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Du Preez, David Jean; Bencherif, Hassan; Bègue, Nelson; Clarisse, Lieven; Hoffman, Rebecca F; Wright, Caradee Yael (2020-10-15)Volcanic plumes can be transported across vast distances and can have an impact on solar ultraviolet radiation (UVR) reaching the surface due to the scattering and absorption caused by aerosols. The dispersion of the ...
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Bencherif, Hassan; Begue, Nelson; Pinheiro, Damaris Kirsch; Du Preez, David Jean; Cadet, Jean-Maurice; Da Silva Lopes, Fabio Juliano; Shikwambana, Lerato; Landulfo, Eduardo; Vescovini, Thomas; Labuschagne, Casper; Silva, Jonatan Joao; Anabor, Vagner; Coheur, Pierre-Francois; Mbatha, Nkanyiso; Hadji-Lazaro, Juliette; Sivakumar, Venkataraman; Clerbaux, Cathy (MDPI Publishing, 2020-11-23)Despite a number of studies on biomass burning (BB) emissions in the atmosphere, observation of the associated aerosols and pollutants requires continuous efforts. Brazil, and more broadly Latin America, is one of the most ...
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Wright, Caradee Yael; Kapwata, Thandi; Du Preez, David Jean; Wernecke, Bianca; Garland, Rebecca M.; Nkosi, Vusumuzi; Landman, Willem Adolf; Dyson, Liesl L.; Norval, Mary (Elsevier, 2021-05)There are many climatic changes facing South Africa which already have, or are projected to have, a detrimental impact on human health. Here the risks to health due to several alterations in the climate of South Africa are ...
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Wright, Caradee Yael; Kapwata, Thandi; Du Preez, David Jean; Wernecke, Bianca; Garland, Rebecca M.; Nkosi, Vusumuzi; Landman, Willem Adolf; Dyson, Liesl L.; Norval, Mary (Elsevier, 2021-05)There are many climatic changes facing South Africa which already have, or are projected to have, a detrimental impact on human health. Here the risks to health due to several alterations in the climate of South Africa are ...
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Bencherif, Hassan; Toihir, Abdoulwahab M.; Mbatha, Nkanyiso; Sivakumar, Venkataraman; Du Preez, David Jean; Bègue, Nelson; Coetzee, Gerrie (MDPI, 2020-11)While the stratospheric ozone protects the biosphere against ultraviolet (UV) radiation, tropospheric ozone acts like a greenhouse gas and an indicator of anthropogenic pollution. In this paper, we combined ground-based ...
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Du Preez, David Jean; Bencherif, Hassan; Portafaix, Thierry; Lamy, Kevin; Wright, Caradee Yael (MDPI, 2021-02)Biomass burning has an impact on atmospheric composition as well as human health and wellbeing. In South Africa, the biomass burning season extends from July to October and affects the aerosol loading and tropospheric ...
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Cadet, Jean-Maurice; Bencherif, Hassan; Du Preez, David Jean; Portafaix, Thierry; Sultan-Bichat, Nathalie; Belus, Matthias; Brogniez, Colette; Auriol, Frederique; Metzger, Jean-Marc; Ncongwane, Katlego P.; Coetzee, Gerrie J.R.; Wright, Caradee Yael (MDPI, 2019-10-01)Solar ultraviolet radiation (UVR) monitoring is important since it depends on several atmospheric parameters which are associated with climate change and since excess solar UVR exposure and has significant impacts on ...
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Du Preez, David Jean; Ajtic, Jelena V.; Bencherif, Hassan; Begue, Nelson; Wright, Caradee Yael (European Geosciences Union, 2019-03)The correlation between solar ultraviolet radiation (UV) and atmospheric ozone is well understood. Decreased stratospheric ozone levels which led to increased solar UV radiation levels at the surface have been recorded. ...
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Begue, Nelson; Shikwambana, Lerato; Bencherif, Hassan; Pallotta, Juan; Sivakumar, Venkataraman; Wolfram, Elian; Mbatha, Nkanyiso; Orte, Facundo; Du Preez, David Jean; Ranaivombola, Marion; Piketh, Stuart; Formenti, Paola (Copernicus Publications, 2020-03)This study investigates the influence of the 2015 Calbuco eruption (41.2◦ S, 72.4◦ W; Chile) on the total columnar aerosol optical properties over the Southern Hemisphere. The well-known technic of sun photometry ...
Now showing items 1-17 of 17