Menu Fechar

Todos os artigos de RandD

Exibindo 1521 - 1540 de 3046 artigos

Using LED lights in schools can drastically reduce the rate of electricity usage and costs. Shutterstock

Light in the darkness: how South African schools should cut their electricity costs

Replacing fluorescent lights with efficient LED alternatives is the single best way to cut schools’ electricity costs.
Young Kenyans typically see farming playing some role in their future, although few respondents want only to farm. Getty Images

How young Kenyans feel about farming goes against conventional wisdom

Young people typically see farming playing some role in their future as they prefer to remain in their rural homes, although few respondents want only to farm.
Health care workers and patients in the temporary outside area Steve Biko Academic Hospital created to screen and treat suspected Covid-19 cases in Pretoria. Alet Pretorius/Gallo Images via Getty Images

South African scientists who discovered new COVID-19 variant share what they know

Scientists have observed that 501Y.V2 has quickly become “dominant” among multiple variants that have been circulating in the South African population.
There are very few qualified female teachers in schools in northern Nigeria. shutterstock

Scholarships alone are not enough to get more qualified female teachers into Nigeria’s schools

Colleges of education must have increased resources to improve training. They must also address gender-specific issues such as childcare provision, accommodation and sexual harassment.
Vaccine hesitancy is a growing public health problem. Sharon Seretlo/Gallo Images via Getty Images

South Africa’s immunisation record risks being dented by anti-vaccination views

Vaccine hesitancy has resulted in multiple vaccine-preventable disease outbreaks. Research on vaccine hesitancy in South Africa is limited. But growing evidence suggests that it’s becoming a problem.
Fruit and vegetables at a market in Kenya. The WHO is pushing for consumption of fresh fruits and vegetables, whole grains, beans, fish and unsaturated fats. Shutterstock

Why healthy food and its local production should be part of the COVID-19 response

When a pandemic hits, questions that immediately arise include what impact there will be on public health, the economy and other aspects of society. Another set of questions involves response priorities…
South Africa’s Minister of Health, Dr Zweli Mkhize (centre). The government has been criticised for not having an actionable plan on vaccines. Photo by Darren Stewart/Gallo Images via Getty Images

South Africa failed to get its act together on vaccines: here’s how

Critics of the South African government argue that it has done too little too late to secure vaccines, and that it doesn’t have a proper plan in place for rollout.

Principais colaboradores

Mais