Colour maps give dramatic picture of Leicester's air quality - full report

Many of us don't give much thought to the air that we breathe, but scientists from the University of Leicester are doing just that to learn how pollution affects us.

In a world-first experiment they've mapped the whole of the city by plane, to see how fumes and emissions are carried around. They hope the work will mean we can lead cleaner, healthier lives. Chris Halpin reports.

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Map shows Leicester's pollution

Results from a new pollution-scanning device shows how polluted Leicester is. A bird's eye image, taken by researchers from the University of Leicester, shows how pollution levels differ across the city.