A new study has claimed that two in five of London’s car owners will be "forced to change or give up" their current vehicle after the capital's ultra low emission zone (ULEZ) is expanded at the end of the summer. Researchers say more than a third of those living in the capital "will buy a new car sooner than planned" to avoid a £12.50 daily charge, which the Mayor of London, Sadiq Khan, plans to emore