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Is the world running out of space?

New York City

Is the world running out of space?

BBC Future - Rachel Nuwer

In an increasingly crowded world, will we still be able to find respite from one another? Sometimes it’s difficult to fathom that the world could actually become even more crowded than it is today – especially when elbowing through a teeming Delhi market, hustling across a frenetic Tokyo street …

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