Story perspectives
London Achieves NO2 Limits Early, Credits ULEZ Success
10/2/2025
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Story summary
- London has met legal NO2 limits for the first time, nearly 200 years earlier than predicted.
- Sadiq Khan credits the ULEZ and 2016 policies, despite criticism.
- ULEZ compliance rose from 39% in 2017 to 97% in 2024.
- NO2 reductions may improve public health, lowering asthma and respiratory conditions.
- Khan aims to align standards with World Health Organization guidelines by 2030.
