UK air pollution

Motorists pay £2.4m in Clean Air Zone's first year

Demo held to protest against Ulez expansion

Pollution zones to be removed as air improves

Protest held outside council offices over toxic air

Purifier installed to improve station's air quality

High Court action over girl's air pollution death

Council funds campaign against wood burning

Clean air zones revoked after reduced pollution

Air-cleaning road sweeper fleet takes to streets

Council draws up plan to block clean air zone

City's clean air zone raises £26m in first year

Doctor calls for car idling measures to go further

No road repairs from clean air zone cash, say council

More than 1,300 Glasgow LEZ fines written off

Mayor rejects driver charges in Clean Air Zone plan

CAZ could be scrapped in 'three to four years'

Council proposes expansion of smoke control areas

Council acting like 'Dick Turpin' over CAZ fines

Town centre shoe protest over 'toxic air'

Clean Air Zone grants paused over failed bids

Pollution concerns continue despite clean air zone

Ulez ruled out despite air quality concerns

Cruise ships avoid port plug-in power, report says