Heathrow third runway: backers fear game may be up

Government blames environmental concerns for delay in making a decision, but few take that at face valueSo is it the environment, or plain old politics? Heathrow said it was confident it could meet the government’s environmental criteria for a new runway – although it has yet to be told what green hoops it now needs to jump through. Sources in the Department for Transport say concerns about air quality – and the threat of legal challenge if they are not addressed – are re