This article was originally published by Sarah Wray on Cities Today, the leading news platform on urban mobility and innovation, reaching an international audience of city leaders. For the latest updates follow Cities Today on Twitter, Facebook, LinkedIn, Instagram, and YouTube, or sign up for Cities Today News. New air quality maps show that Copenhagen’s major access roads have nearly three times more ultrafine particles and nitrogen dioxide (NO2) and five times higher black carbon levels than quieter residential areas. The insights have come out of a project with Google and Utrecht University, in collaboration with Aarhus University, to gather…
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