Sadiq Khan

Transport for London told to 'urgently' develop package of public alerts and signs to raise awareness of air pollution

London mayor reiterates vows to tackle air pollution as new figures reveal unequal health impacts in the capital

Mayor of London will submit statement and evidence in high court case brought by ClientEarth on the air pollution crisis in the capital

Supporters argue UK version of Dutch 'energy leap' promises to radically overhaul the faltering energy efficiency home retrofit market

Unpublished report found four-fifths of the 433 London primary schools in areas breaching EU limits for NO2 were deprived

Airport unveils range of extra measures to limit environmental impact of third runway, but concerns remain that expansion is incompatible with air-quality laws and emissions targets

As London prepares to go to the polls to choose its new mayor, we round up the main candidates' green policies, from pollution proposals to energy ambitions

Greener London hustings saw a broad consensus on many environmental issues, though some differences still emerged

Labour's mayoral hopeful unveils plans to create a non-profit clean energy company for London, as Jeremy Corbyn calls for councils to offer local utility services

Government says further research on the environmental impact of a third runway at Heathrow is needed before a decision can be made