Earth’s Model MEGACITY: Tokyo, Japan

Tokyo is the most successful metropolis in the history of the world with 39 million residents, 50% more people than any other urban area. It is the safest big city on the planet and has a two trillion dollar GDP--an economy larger than all but eight entire countries.

How to manage a megacity | The Economist

 

By 2050, 6 billion people could be living in cities. How should the challenges caused by rapid urbanization be handled in the world ahead?