Over half the world’s people now live in cities. The latest “Global Report on Human Settlements” says a ____1______change took place last year. The report____2______this week from U.N. Habitat, a United Nations agency.

¡¡¡¡A century ago, ____3_____than five percent of all people lived in cities. By the middle of this century it could be seventy percent, or almost six and a half billion people. Already three-fourths of people in ______4_______ countries live in cities. Now most urban population______5_________ is in the developing world.