This algorithm finds the greenest cities in the world

Signal of change / This algorithm finds the greenest cities in the world

By Emily Sharples / 18 Oct 2017

An algorithm created by MIT's Senseable City Lab scans Google Street View images to works out how green a city is from a human point of view.

This algorithm has found the greenest city in the world

Forget counting parks - a database of urban greenery ranks cities based on how leafy they look to residents. Researchers are already using satellite imagery to estimate the number of trees in cities, but Newsha Ghaeli, a research associate at MIT's Senseable City Lab, wanted to analyse residents' perspectives.



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What might the implications of this be? What related signals of change have you seen?

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