London’s clean air zone expansion

Drivers of the most polluting vehicles must now pay a fee to enter any part of Britain’s capital city, under an expansion of the contentious Ultra Low Emission Zone (ULEZ)

Despite heavy criticism over expansion, London mayor Sadiq Khan (left) is holding firm with his plans to reduce levels of nitrogen dioxide (NO2 ) to improve air quality and reduce ozone emissions

HOW ULEZ EXPANDED

10km 6 miles

Total area: 1,572km2
Population: 9 million

2019 2021 2023

NO2 CONCENTRATIONS
100 microgrammes per m3
90 
91 
80
70
60
50
40 
30
20
   2017 2018 2019 2020

47 29
54 
91 38

       
Major roadsides
Central London 
Inner London 
Outer London

       
Toxicity Charge – precursor to ULEZ – introduced in central London

HOW LONDON’S MOTORISTS ARE ADAPTING

Year-on-year change in car registrations (000s, Q1)

100 50 0 -50 -100 -200

2017 2018 2019 2020 2021 2022 2023

Car types
Electric 
Hybrid
Petrol 
Diesel

ULEZ daily charge: £12.50 ($15.75 €14.60)
                                    
Sources: BBC, Bloomberg, Reuters, TfL Pictures: Getty Images
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