<p>To ask Her Majesty's Government, further to paragraph 4.3 of their consultation Aviation 2050—the future of UK aviation (Cm 9714), published on 17 December, whether (1) a third runway at Heathrow airport is exempt from further consideration of its environmental and economic impacts, and (2) there is a presumption that no airports other than Heathrow may have new or extended runways.</p>