New deal is an extension of Capita's existing contracts with TfL and will see it work on the launch of London's expanded pollution charging zone in October 2021
City Hall unveils plans to scope out market for Power Purchase Agreements to meet Underground's electricity demand
Move comes as TfL launches new plan to support greener freight deliveries in London
Mayor of London confirms strategy for next two decades towards ambition for transport in UK capital to be zero emission by 2050
Upgrade of capital's power grids will enable energy companies to install 300 fast-charging stations by 2020