Experts: Urbanization Will Spread Housing Crisis Worldwide
Your browser doesn’t support HTML5
More than half of the world's population lives in cities, according to United Nations figures. By the middle of this century, 68 percent of the world will be urbanized, adding 2½ billion people to global cities. The growth will bring problems, including lack of housing, and, as Mike O'Sullivan reports, some ballooning urban regions already face a housing crisis.