Dhaka: About 28 percent of Bangladesh's total population (41.7 million) is living in urban areas, said a Unicef report released on Wednesday.
Among the top 21 mega cities of the world, according to the report, Dhaka ranks 9th position with 14.3 million people, while Tokyo 1st with 36.5 million, Delhi 2nd with 21.7 million, Sao Paolo 3rd with 20.0 million.