The US is saving lives – and energy costs – with this one radical change to its traffic system

This article is brought to you thanks to the collaboration of The European Sting with the World Economic Forum. Author: Douglas Broom, Senior Writer, Formative Content Traffic lights are often seen as the best solution to road safety at junctions.But a growing number of US states are replacing them with roundabouts.And they are saving lives as well as […]
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