London’s controversial Ultra Low Emissions Zone has barely had any impact on improving the capital’s dirty air, scientists have warned today.
Researchers from Imperial College London say the controversial scheme – which was last month expanded and made 18 times bigger – is not effective on its own.
The team looked at the level of pollutants over a 12-week period, starting before and ending after the ULEZ was launched by Mayor of London Sadiq Khan in April 2019.
They found