Why cities are failing to harness digital technology to make green gains

£104bn is expected to be invested annually in smart city technologies by 2021, according to the International Data Corporation. But some fear the potential environmental gains are not being given enough weight in digital strategies

Barely a week goes by without a national newspaper running an article about how technology is set to revolutionise the way our cities function, usually accompanied by a colourful CGI showing happy people going about their lives in futuristic settings. From Amazon deliveries being made by drones to driverless vehicles whisking people to work on congestion-free roads, there is apparently no end to the ideas that will shape our urban environments.

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