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Evening Standard
Evening Standard
National
Ross Lydall

Ulez expansion to Greater London boundary has driven air pollution down, TfL reveals

The expansion of the Ulez ultra-low emission zone to the Greater London boundary has been slightly more successful than first thought at cleaning up toxic air emissions from vehicles.

Mayor Sir Sadiq Khan expanded the Ulez from the inner boundary of the North and South Circular roads across all 33 boroughs in August 2023, despite opposition from many motorists and a number of Tory boroughs.

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