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World cities, home to most people, to add 2.5 billion more by 2050: U.N.

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Tokyo is the world’s most populous city with 38 million inhabitants, followed by Delhi with 25 million, Shanghai with 23 million and Mexico City, Mumbai and Sao Paulo, each with around 21 million people.

“Managing urban areas has become one of the most important development challenges of the 21st century,” Wilmoth said.

By Mirjam Donath
United Nations
Jul 10, 2014

Excerpt:

(Reuters) – More than half of the world’s seven billion people live in urban areas, with the top “mega cities” – with more than 10 million inhabitants – being Tokyo, Delhi, Shanghai, Mexico City and Sao Paulo, according to a United Nations report on Thursday.

That proportion is expected to jump, so that more than six billion people will be city dwellers by 2045, the U.N.’s World Urbanization Prospects report said. link.reuters.com/buj42w

The jump will be driven by a “preference of people to move from rural to urban areas, and the overall positive growth rate of the world’s population, which is projected to continue over the next 35 years,” John Wilmoth, director of the Population Division in the UN’s Department of Economic and Social Affairs said at a news conference Thursday at the UN.

Indeed, urbanization, combined with overall population growth, will boost the number of people in cities by 2.5 billion over the next three decades, with much of that growth in developing countries, especially in Asia and Africa.

Read the complete article here.