Graphic detail | 15-minute cities

What can the world’s most walkable cities teach other places?

Researchers show how more urban areas could become 15-minute cities

IMAGINE THE perfect urban neighbourhood. Residential streets are peppered with shops and cafés. Schools, museums and theatres can all be reached on foot. Green spaces offer a quiet escape. Some cities, such as Copenhagen, Paris and Tokyo, already function this way. These “walkable” cities—sometimes called “15-minute cities”—offer everything that locals need within a small radius. A study published recently in Nature Cities, a journal, shows which places do this best.

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