Toxic air death estimates in London drop by 40%, study suggests
A new study suggests that premature deaths linked to toxic air in London have dropped by approximately 40% over the last five years. While the report does not isolate the impact of the Ultra Low Emission Zone (Ulez), Mayor Sadiq Khan credits the policy for the improvement.
Why it matters
The effectiveness of pollution-charging zones is a major point of debate in urban environmental policy and public health.
Image source, PA Media Image caption, The report does not isolate the impact of Ulez or any other single policy
The article presents the study's findings while noting the limitations of the data and the political context of the Mayor's claims.
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