BREAKING: Government wins expansion vote following passionate debate in the Commons, but obstacles remain
Government expected to win approval for third runway, but questions over climate impact, environmental safeguards, and Boris Johnson's whereabouts remain
More than 4.5 million affected, says UN group, while tests suggest children's shorter height increases exposure on busy roads
On Clean Air Day, West End Company's Dan Johnson argues nature has a crucial role to play in cleaning up London's air
Mayor announces plans for 10-fold increase in capital's zero emission double decker buses when 68 are added to fleet next summer
Government response to joint committee report on air quality fails to allay MPs' concerns over public health impact of air pollution
Cross-party group of Mayors representing over 20 million people call on government to pull forward ban on sale of petrol and diesel vehicles
Oxford University study finds the costs from diesel vehicles are five times higher than for petrol vehicles
The Green Party's Molly Scott Cato slams the government's attempts to paint its air quality plan as more ambitious than EU rules
Mayor's Office announces £1m fund to help tackle air pollution in the capital's worst affected schools, as study finds air quality is worse in some classrooms than it is outside