Air pollution

Clean air zone brings £180m health benefits - study

In pictures: Toxic haze covers Delhi as air quality worsens

Failed bus scheme delays clean air zone progress

Online classes and construction ban as toxic haze covers Delhi

'Promising start' for city's congestion charge. Video, 00:01:11'Promising start' for city's congestion charge

Views sought on plan to improve air quality

Delhi records 200,000 acute respiratory illness cases amid toxic air

Poirot star Suchet on 'terrific' role as oil villain

'I panic every time she coughs' - Delhi's toxic air is making its children sick

Cleaner vehicle grants to end as millions unspent

Why India caps pollution reading at 500 when the air is far more toxic

'Rainham Volcano' council calls for new register

Fee hike for Clean Air Zone charges blocked

EV congestion charge 'will increase minicab fares'

What is the solution to Oxford's traffic woes?

Clean air zone charges may rise to tackle pollution

Toxic air is back again in Delhi - here's why it's so hard to stop it

Toxic haze in Delhi despite 'green' Diwali

Flight path shake-up plan for 'outdated' 1950s airspace over Scotland

London schools to get filters to cut air pollution

Foul skies, fading light: How air pollution is stealing India's sunshine

Town's air quality improves 'after 20mph speed limit'

London nitrogen dioxide levels fall to legal limit