Boris Johnson has defended his idea of building an island in the Thames Estuary, saying that a third runway at Heathrow would be "obsolete" by the time it was built.
He added that today's report made plain that advocates of this solution were effectively calling for a four-runway Heathrow, which he said would be "environmentally and politically undeliverable".
More top news
Jodie Hills is calling for a boycott of a nightclub after she claims she was pushed onto railings outside. Contains graphic images.
A 3-year-old from Tower Hamlets is among hundreds of London kids identified as potential extremists.
The shipment was found by a worker as he unpacked bananas. Police say they are investigating.