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ESG & SustainabilityWits scientists design SA's first pollution alert app as Jozi battles coal emissions
20 Apr 2026



“Despite the country having one of the highest prevalence rates of allergic disorders in the developing world, South Africa has a very low base of registered allergologists with only four dedicated allergy units," says allergy specialist, Dr Thulja Trikamjee.
“Allergy is a major health problem across the world with its prevalence constantly increasing. It affects at least 10-30% of the global population and has become a socio-economic burden for many countries as the consequences involve morbidity, employment absenteeism, poor school performance and decreased quality of life.”