In 1950, there were two mega cities in the world; today there are 34. And in 15 years’ time, there’ll be nearly 50.
In some ways, really big cities constitute some of the greatest things humankind has ever created. They can make people wealthier and more productive; they can give them more options for realising their aspirations.
However, the failure to manage the growth of megacities means they also come with mega problems: overcrowding, pollution, filth, slums… And it could get much, much worse by 2050, when over 6 billion people could be living in such dense urban centres.
So, how could the mega cities of tomorrow, manage some of the biggest challenges of today? This ‘Economist’ video takes a closer look, to suggest answers.
View the original video here.
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