Read it carefully - "Phased out from 2018" - so that's the date they start phasing them out.
He wants a further 300 zero emission buses on the streets by 2020. According to TFL, there are 9300 buses in London. Not that many to change then!
https://tfl.gov.uk/corporate/about-tfl/what-we-do/buses
He wants a further 300 zero emission buses on the streets by 2020. According to TFL, there are 9300 buses in London. Not that many to change then!
https://tfl.gov.uk/corporate/about-tfl/what-we-do/buses