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London’s ULEZ cut lung impairment rates by 5%

8/19/2026

40 8 Full Breakdown

Summary

Story summary

London children’s lung capacity matched Luton peers after the 2019 Ultra Low Emission Zone (ULEZ) cut pollution.
Clinically impaired lung rates fell from 14 % to 9 % in London versus 9 % to 7 % in Luton.
London’s nitrogen-dioxide levels dropped twice as fast and twice as much as Luton’s within five years.

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Story summary

London children’s lung capacity matched Luton peers after the 2019 Ultra Low Emission Zone (ULEZ) cut pollution.
Clinically impaired lung rates fell from 14 % to 9 % in London versus 9 % to 7 % in Luton.
London’s nitrogen-dioxide levels dropped twice as fast and twice as much as Luton’s within five years.