Sadiq Khan

GLA Conservatives call for ULEZ exemptions for fire, police and ambulance fleets to minimise cost impact for emergency services

As part of the latest front in Sadiq Khan's war on air pollution only the cleanest buses will be allowed to use Putney High Street

London mayor urges government to take action, saying pledged settlement in emissions cheating scandal is far too low

New Transport for London business plan to increase spending on improving air quality to £875m over five years

Mayor's Office says new £154m a year investment plan for cycling represents nearly double the amount spent under Boris Johnson

Mayor of London pledges no more new diesel buses as he unveils hydrogen bus in London

Entrepreneurs could win £20,000 for green business ideas to help tackle capital's 'urgent' environmental problems

'I want all my environmental programmes, across the board, to stimulate growth and market opportunities in this growing sector, creating the green jobs of the future,' says London Mayor

September 2015 memo by former Number 10 adviser emerges suggesting government "did not yet have answer" on air quality

Fracking's about as far from locally controlled energy as you can get. We can do so much better, says David Powell at the New Economics Foundation