Twenty-eight million US dollars has been provided by the UN Central Emergency Response Fund to support life-saving relief work for people fleeing violence in Nigeria.
More than 1.2 million Nigerians have been driven from their homes, mainly as a result of violence committed by the terrorist group Boko Haram.
The UN says that the humanitarian crisis in the region has worsened following a dramatic escalation in violence since the beginning of the year.
The UN humanitarian office (OCHA) director of operations, John Ging has just returned from a visit to Yola, a town in the north-east of Nigeria.
Daniel Dickinson asked him what he saw there.