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Browsing by Author "Wright, CY"

Now showing items 1-19 of 19

Air pollution and vulnerability: solving the puzzle of prioritization

Author: Wright, CY ; Diab, R Date: Jan 2011 While ambient air pollution levels in excess of prescribed health standards are generally unacceptable, the exceedance is even more serious in areas where people reside. Vulnerability caused by poverty, disease, lack of education and poor ... Read more
Air quality and human health among a low income community in the Highveld Priority Area

Author: Wright, CY ; Oosthuizen, R ; John, Juanette ; Garland, Rebecca M ; Albers, P ; Pauw, C Date: Dec 2011 Human exposure to poor air quality is linked to adverse health effects. The largest burden of air pollution-related diseases is in developing countries where air pollution levels are also among the highest in the world. In South Africa, two ... Read more
Ambient solar UV radiation and seasonal trends in potential sunburn risk among schoolchildren in South Africa

Author: Wright, CY ; Coetzee, G ; Ncongwane, K Date: Jul 2011 The detrimental effects of excess personal solar ultraviolet (UV) radiation exposure include sunburn, immunosuppression and skin cancer. In South Africa, individuals with minimum natural protection from melanin, including fair-skinned individuals ... Read more
Changes in ground-based solar ultraviolet radiation during fire episodes: a case study

Author: Wright, CY ; Archibald, S ; Garland, Rebecca M ; Naidoo, M ; Frost, F ; Phala, N Date: Sep 2013 Solar ultraviolet radiation (UVR) levels are affected by airborne aerosols, such as particles and gases released during biomass burning events. Two large-scale fires in South Africa were identified and selected based on their proximity to ... Read more
Circular economy and environmental health in low- and middle-income countries

Author: Wright, CY ; Godfrey, Linda K ; Armiento, G ; Haywood, Lorren K ; Inglesi-Lotz, R ; Lyne, K ; Nayna Schwerdtle, P Date: Dec 2019 The circular economy framework for human production and consumption is an alternative to the traditional, linear concept of ‘take, make, and dispose’. Circular economy (CE) principles comprise of ‘design out waste and pollution’, ‘retain ... Read more
Climate change is catchy – but when will it really hurt?

Author: Sweijd, ML ; Wright, CY ; Westwood, A ; Rouault, Marjolaine J ; Landman, WA ; MacKenzie, ML ; Nuttall, JJC ; Mahomed, H ; Cousins, T ; Winter, K ; Berhoozi, F ; Kalule, B ; Kruger, P ; Govender, T ; Minakawa, N Date: Dec 2015 Concern and general awareness about the impacts of climate change in all sectors of the social-ecological-economic system is growing as a result of improved climate science products and information, as well as increased media coverage of the ... Read more
Diarrhoeal disease in relation to possible household risk factors in South African villages

Author: Kapwata, T ; Mathee, A ; Le Roux, Wouter J ; Wright, CY Date: Aug 2018 Diarrhoeal disease is a significant contributor to child morbidity and mortality, particularly in the developing world. Poor sanitation, a lack of personal hygiene and inadequate water supplies are known risk factors for diarrhoeal disease. ... Read more
Exploring rural hospital admissions for diarrhoeal disease, malaria, pneumonia, and asthma in relation to temperature, rainfall and air pollution using wavelet transform analysis

Author: Kapwata, T ; Wright, CY ; Du Preez, DJ ; Kunene, Z ; Mathee, A ; Ikeda, T ; Landman, W ; Maharaj, R ; Sweijd, Neville, A ; Minakawa, N ; Blesic, S Date: Oct 2021 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 sought to investigate ... Read more
Exploring the association between ambient temperature and daily hospital admissions for diarrhea in Mopani District, Limpopo Province, South Africa

Author: Kunene, Z ; Kapwata, T ; Mathee, A ; Sweijd, Neville A ; Minakawa, N ; Naidoo, N ; Wright, CY Date: Apr 2023 Diarrhea contributes significantly to global morbidity and mortality. There is evidence that diarrhea prevalence is associated with ambient temperature. This study aimed to determine if there was an association between ambient temperature and ... Read more
Human health impacts in a changing South African climate

Author: Wright, CY ; Garland, Rebecca M ; Norval, M ; Vogel, C Date: Aug 2014 Climate change is projected to lead to warmer temperatures, especially in southern Africa, where the warming is predicted to be 2°C higher than the global increase. Given the high burden of disease already associated with environmental factors ... Read more
The influence of meteorological factors on solar ultraviolet radiation over Pretoria, South Africa for the year 2012

Author: Makgabutlane, M ; Wright, CY Date: Sep 2013 Pretoria receives a fair amount of solar ultraviolet radiation (UVR). Certain meteorological factors affect the amount of solar UVR that reaches the ground. The most dominant influencing meteorological factors are stratospheric ozone, cloud ... Read more
Potential solar UVR exposure health risks in South Africa

Author: Wright, CY Date: Sep 2010 The detrimental effects of excess personal solar ultraviolet radiation (UVR) exposure include wrinkles, immunosuppression and skin cancer. Approximately 1 000 South Africans die each year from melanoma skin cancer and 30% of all histologica ... Read more
Real-time measurement of outdoor worker’s exposure to solar ultraviolet radiation in Pretoria, South Africa

Author: Makgabutlane, M ; Wright, CY Date: May 2015 The city of Pretoria in South Africa receives considerable solar ultraviolet radiation (UVR) because of its low latitude (22–35°S) and relatively clear skies. Certain meteorological factors affect the amount of solar UVR that reaches the ... Read more
Regional Projections of Extreme Apparent Temperature Days in Africa and the Related Potential Risk to Human Health

Author: Garland, Rebecca M ; Matooane, M ; Engelbrecht, FM ; Bopape, Mary-Jane M ; Landman, WA ; Naidoo, M ; Van der Merwe, J ; Wright, CY Date: Oct 2015 Regional climate modelling was used to produce high resolution climate projections for Africa, under a “business as usual scenario”, that were translated into potential health impacts utilizing a heat index that relates apparent temperature ... Read more
Solar ultraviolet radiation measurements at South African and Reunion Island Coastal Sites: An indicator of public sun protection

Author: Wright, CY ; Brogniez, C ; Ncongwane, KP ; Sivakumar, V ; Coetzee, G ; Metzger, J-M ; Auriol, F ; Deroo, C ; Sauvage, B Date: Sep 2013 Solar ultraviolet radiation (UVR) has the potential to cause biological harm to humans. Intensity of solar UVR at the Earth’s surface depends on several factors, such as total column ozone and cloud cover, and temporal trends are usually ... Read more
Solar UVR exposure research environment in South Africa: Past, present and future

Author: Wright, CY Date: 01 Sep 2010 On average, places in South Africa experience between 6 and 12 hours of sunshine per day. Of course, on heavily cloudy and rainy days, less sunshine reaches us, but generally we enjoy a frequent supply of blue skies and bright sun. So, what ... Read more
Students’ perceived heat-health symptoms increased with warmer classroom temperatures

Author: Bidassey-Manilal, S ; Wright, CY ; Engelbrecht, JC ; Albers, PN ; Garland, Rebecca M ; Matooane, A Date: 2016 Temperatures in Africa are expected to increase by the end of the century. Heat-related health impacts and perceived health symptoms are potentially a problem, especially in public schools with limited resources. Students (n = 252) aged ~14–18 ... Read more
Tracking air-related health should be an integrated part of air quality management in South Africa

Author: Wright, CY ; Oosthuizen, MA Date: 01 Sep 2010 Health surveillance is presently not an integrated part of air quality management in South Africa, although ambient air pollution standards are derived from epidemiological studies of personal exposure. A growing number of studies have shown ... Read more
Waste disposal practices in low-income settlements of South Africa

Author: Haywood, Lorren K ; Kapwata, T ; Oelofse, Suzanna HH ; Breetzke, G ; Wright, CY Date: Aug 2021 Domestic solid waste is rapidly increasing due to accelerated population growth and urbanization. Improper waste disposal poses potential health risks and environmental concerns. Here, we investigated waste disposal practices in relation to ... Read more

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