Transport for London bus fleet now meet ULEZ standards. 300 e-buses expected in 2021
All Transport for London 9,000 buses now meet or exceed the cleanest Euro VI emissions standards. Around 4,000 London buses have been retrofitted to reduce harmful nitrogen oxide levels by an average of 90 per cent. And TfL now to focus on growing its zero-emission bus network (in 2020 34 Caetano ba...