Committee of MPs calls for introduction of more clean air zones and a diesel scrappage scheme
Government investigation finds all diesel cars in breach of legal limits when tested in real-world conditions
Greenpeace activists scale some of London's best-known statues, including the 52-metre Nelson's Column in Trafalgar Square, to demand action on air pollution
To mark the publication of it's latest report, Up in the Air: Part 2, Policy Exchange's Richard Howard sets out a 10 point plan to solve London's air pollution crisis
Environmental law firm makes good on threat to return to court in latest bid to force ministers to strengthen national air quality plan
ClientEarth alleges Environment Agency has wrongly issued permits to industrial plants, as confusion continues over UK air quality strategy
Plan would see most polluting vehicles banned from Central London and 'bad air days' warnings given to Londoners
Think tank says fiscal policies should be used to tackle air pollution crisis and reverse shift towards diesel vehicles
Ahead of next week's budget, Policy Exchange's Richard Howard sets out the case for using fiscal policies to shift motorists away from diesels and clean up air pollution in our cities
UK's departure from the EU could mean a leap into the unknown for much of the country's environmental policies, according to a major new report