This Day: No fewer than 35 million people located in about 10 states in northern Nigeria are facing threats of hunger and extreme weather conditions due to desert encroachment on arable lands and grazing fields. This is because the Sahara desert is said to be moving southwards at the rate of 0.6 kilometres per annum, just as the rate of deforestation has been about 350,000 hectares per annum. This was part of a report presented to the House of Representatives Committee on Environment …