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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Mostly dry overnight, but rain spreading in tomorrow morning.
Wet and windy tomorrow.
The 56-year-old woman has been released under investigation after the body of an elderly woman was found dead