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
Luxury designer's new global flagship store features cutting-edge air filtering technology so shoppers can browse in the cleanest possible air
Council claims local people 'no not support' pedestrianisation proposals while Mayor confirms expansion of ULEZ boundary to North and South Circular
Oxford University study finds the costs from diesel vehicles are five times higher than for petrol vehicles
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
The UK government has published its latest plan to cut air pollution, focusing on wood burning stoves, farming and car tyres - BusinessGreen rounds up all the reaction