The energy supplier says ‘the commercial terms and operational impact surrounding the postponement’ will need to be worked through with the Tokyo Organising Committee of the Olympic and Paralympic Games

Its preliminary calculations suggest emissions will average less than 80g/km when compared to a similar sized fleet of mostly conventional petrol and diesel models

The organisation has received eight zero-emission gas-powered cars from Toyota

All the medals for the 2020 Summer Olympics and Paralympics in Tokyo will be made from recycled materials