London Mayor defends ‘crucial’ ULEZ expansion as 300,000 asthma sufferers say symptoms are triggered by toxic air
Sadiq Khan reaffirms commitment to extending low-emission zone following hard-hitting new study
British Lung Foundation
Hackney Mayor defends apparent U-turn on controversial Silvertown Tunnel plans
Borough leader defends alternative river crossing as ‘incredibly important’ while acting as proxy for London Mayor Sadiq Khan in online hustings