The complexity of construction projects has driven an increase in building waste, which is difficult to recycle and reuse. But there are ways to minimise the problem.
Nigeria’s economy needs to diversify away from oil.
Pius Utomi Ekpei/AFP via Getty Images
People in Nigeria are creating new drugs either because they can’t afford more traditional narcotics, because they’re not controlled or because they’re strong.
Northern Ghana was treated as a periphery outpost by colonial administrators.
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When antiretroviral therapy is working effectively, HIV cannot be transmitted. This allows people with HIV to live fuller lives without the fear of infecting others.
Akinlawon Ladipo Mabogunje was Nigeria’s first professor of geography. He has died at 90.
July 1976: President Nyerere (right) watches as President Kenneth Kaunda of Zambia greets Chinese Vice-Premier Sun Chien at the handing over ceremony of the Tanzania-Zambia railway.
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Professor in Practice on Environmental Innovation, School of Social and Environmental Sustainability, University of Glasgow, UK, National University of Singapore