Better air quality following the introduction of a strict low-emission zone for vehicles in London has brought a significant improvement in lung health for children living in the capital, scientists have found in what they described as a “landmark study”.
Researchers led by Queen Mary University of London compared the lung size and function of about 1,600 children aged six to nine in London primary schools with a matched group of 1,600 in Luton.
When the study started in the year before the introduction of London’s Ultra Low Emission Zone (Ulez) in 2019, children in the capital had significantly smaller lungs on average than counterparts in Luton. By 2022 their pulmonary size and performance were comparable with Luton children.
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