Half of internally displaced people and 60% of refugees globally now live in towns and cities, where many of them live in rapidly growing informal settlements, lacking access to basic services, and often in dangerous areas. Those populations may be displaced for years or decades. What can we do to help refugees and displaced persons living in towns and cities that are themselves struggling for financial resources, over the long term? World Bank Senior Director Ede Ijjasz-Vásquez talks about how we need to think in new ways about sustainable solutions.