Why city transport is set to become 'smarter'

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From apps and websites which tell us when the next bus, train or plane will arrive to those which help find a free parking space, the amount of transport data generated in cities is ever-growing.

But often this information is not shared between systems meaning a city might not flow as freely as it could.

Spencer Kelly reports from Dublin which is taking part in a trial to draw all this information together and help make transport "smarter".

For more information and to see the full programme, visit the BBC Click website.

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