Nigeria Archives

How mini refineries create business opportunities in developing economies

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Dr Himmat Singh reviews the status of modular mini-refineries as more environmentally friendly and economically flexible alternatives to mega oil refineries in developing economies

Petroleum refineries are a huge source of transportation fuels, lubricants, and the starting blocks for chemical synthesis. Even as alternative renewable sources for energy start to replace some demand for petroleum, it is unlikely our dependence on petroleum products and petroleum as a chemical feedstock will be broken any time soon. Dr Himmat Singh, former Chief Scientist at the CSIR–Indian […]

The archaeology of political corruption in Nigeria

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The research of Arno Boenner focuses on political corruption in Nigeria, widely regarded as a major issue. The analysis of this topic, however, often neglects to explore the role played by imperialism. Dr Boenner considers whether there is a causal connection between colonialism and political corruption, before offering an ethics based form of governance as a potential solution. By applying […]

Is wood ash a silent killer in sub-Saharan Africa?

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Traditional cookstoves fuelled by locally sourced wood are found in homes across sub-Saharan Africa. Some 70% of the population use traditional cookstoves to burn wood, and as a result produce 19 megatonnes of ash every year across the region. The ash is generally dumped nearby or scattered on farmland, but what exactly is in the ash? Quantifying the amounts of heavy […]

Sickle cell disease: Studying arteries with Doppler ultrasound

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Sickle-shaped red blood cells can cause obstruction of blood vessels.

Sickle cell disease is one of the most common genetic diseases worldwide. Occlusion of blood vessels triggers painful crises and leads to various clinical manifestations such as kidney failure, leg ulcers, bowel ischemia, portal hypertension and retinopathy. Many imaging methods allow to observe vaso-occlusion but are limited by cost and availability issues. Dr Oluwagbemiga Ayoola of Obafemi Awolowo University in […]