Air pollution

Clean air toll 'will damage economy'

Where dogs wear pollution masks. Video, 00:02:12Where dogs wear pollution masks

S Korea and the mystery of the 'fine dust'

Funding pledge to demolish polluted street

Marathon champion Eliud Kipchoge on why he's campaigning for cleaner air. Newsday. Audio, 00:03:52Marathon champion Eliud Kipchoge on why he's campaigning for cleaner air

Council 'won't revive £9 car charge plan'

No decision on emission tolls till autumn

Thousands respond to clean air tolls plans

'Breathing in the fumes makes me ill' Video, 00:03:13'Breathing in the fumes makes me ill'

Pollution charge survey website glitch

Over 70% comply with new pollution rules

Bus bosses oppose clean air zone charge

Mexico City declares pollution alert

'Car-free zone' to tackle school pollution

Controversial road ban nets £1.3m fines

Moving 'only escape from pollution'

Pollution curbs 'may increase temperatures'

The killer air India's not talking about

New inquest into girl's 'pollution' death

Dad's mission to cut toxic air at school. Video, 00:02:00Dad's mission to cut toxic air at school

Hanoi: A city of motorbikes and mopeds

Would you share your car with strangers? Video, 00:01:12Would you share your car with strangers?

Tracking the toxic air that's killing millions