WITH rising cases of the Delta variant of the SARS-CoV-2 virus in Nigeria, there is heightened concern about how well the country is prepared to deal with them. The Conversation Africa’s Wale Fatade asked public health expert Doyin Odubanjo what Nigeria should do. DOYIN ODUBANJO, Executive Secretary, Nigerian Academy of Science What makes the Delta variant different from other COVID-19 variants? The variant has now become the main one of concern globally and is believed to be the cause of the recent surge in cases seen in Asia and Africa. It is also believed to be behind the rise in…