April 2, 2014, 1pm PDT
London's mayor, Boris Johnson, has long favoured the creation of a new airport in the Thames Estuary over expanding Heathrow. New claims of boosting house building in west London have generated further criticism.
BBC News online
July 6, 2010, 9am PDT
Student Anthony Lau put together a not-so-fantastical proposal to redevelop retired ships and platforms in the Thames River into new communities.