Boy uses backpack to map pollution hotspots
Scientists at the University of Leicester are trialling a portable air monitor to gather precise data at a personal scale.
Schoolboy Logan Eddy has been helping the study by carrying the device in a specially adapted backpack.
The results have changed his friends' habits.
So I Can Breathe
A week of coverage by BBC News looking at ways to cut air pollution.
05 Mar 2017
- From the section Science & Environment