Credit: Oxfam East AfricaAmbia Mohammed is left to look after her daughter Habiba’s children after she died having reached the camp 6 days ago. Ifo section.Dadaab camp is the largest refugee camp in the world with people fleeing the civil war in Somalia. In recent months the rate of new arrivals has increased dramatically due to the added factor of drought that is affecting the region. It has now become severely overcrowded.