The mayor said he has "continued to listen to concerns" as he announced grants for some vehicles would increase and be made available to all Londoners.
London mayor Sadiq Khan has expanded the scrappage scheme for cars to comply with his ultra low emission zone (ULEZ) after it was blamed for Labour.
Sadiq Khan extends ULEZ scrappage scheme after policy blamed for Labour s Uxbridge by-election defeat coastfm.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from coastfm.co.uk Daily Mail and Mail on Sunday newspapers.
"This starts from the moment children are conceived, poor maternal diet, maternal and grandmaternal smoking, air pollution. It's what we see all the time'