London

Eight-week festival to bring artists, scientists, and businesses together to 'explore ways to live in better harmony with our planet'

Major new clean tech hub aims to harness 'new ideas to turn the tide on climate change'

BNP Paribas reveals air filters fitted at Marylebone station are delivering encouraging results

EXCLUSIVE: Green building targets for the capital are driving developers to invest in low carbon homes and technologies, City Hall figures indicate

Campaign group says action to ground flights at airport is proportionate to climate threat, as Heathrow says activists will face 'full force of the law'

Shapps questions whether third runway 'stacks up' on financial grounds and promises to take 'really, really close look' at case for expansion

The Strand on the North bank of the Thames breaks legal EU limits on air quality for the entire year - in July

Manufacturer says its electric black taxis have grabbed a 10 per cent market share in UK capital since launching last year

Court of Appeal to hear claims against airport expansion in the autumn after ruling the case raises 'important issues'

UK capital becomes first to secure official status in a move designed to highlight how urban environments can better support biodiversity and public wellbeing