Britain's Secretary of State for Transport Geoff Hoon leaves after attending the weekly Cabinet meeting in Downing Street in central London June 2, 2009.

Britain's Business Secretary Peter Mandelson (R) swaps seats with Transport Secretary Geoff Hoon to drive an electric Mini car at Knockhill racing circuit in Fife, Scotland April 16, 2009.

Britain's Business Secretary Peter Mandelson waves as he sits in an electric Mini car driven by Transport Secretary Geoff Hoon at Knockhill racing circuit in Fife, Scotland April 16, 2009.

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LONDON, ENGLAND - JANUARY 17: An aeroplane flies in front of the sun as it departs Heathrow airport on January 17, 2009 in London, England.

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LONDON, ENGLAND - JANUARY 17: An aeroplane flies in front of a razor wire fence as it departs Heathrow airport on January 17, 2009 in London, England.

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LONDON, ENGLAND - JANUARY 17: An aeroplane flies in front of the sun as it departs Heathrow airport on January 17, 2009 in London, England.

Getty Images 10 months ago

LONDON, ENGLAND - JANUARY 17: An aeroplane flies in front of the sun as it departs Heathrow airport on January 17, 2009 in London, England.

Getty Images 10 months ago

LONDON, ENGLAND - JANUARY 17: An aeroplane flies in front of the sun as it departs Heathrow airport on January 17, 2009 in London, England.

Getty Images 10 months ago

LONDON, ENGLAND - JANUARY 17: An aeroplane flies in front of the sun as it departs Heathrow airport on January 17, 2009 in London, England.

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LONDON, ENGLAND - JANUARY 17: Red T-shirt wearing protesters gather in Heathrow's Terminal 5 to campaign against the Government's plans to build a third runway at the airport on January 17, 2009 in London, England.

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LONDON, ENGLAND - JANUARY 17: A topless female protester is pictured in Heathrow's Terminal 5 to campaign against the Government's plans to build a third runway at the airport on January 17, 2009 in London, England.

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LONDON, ENGLAND - JANUARY 17: Four topless females join protesters in Heathrow's Terminal 5 to campaign against the Government's plans to build a third runway at the airport on January 17, 2009 in London, England.

Getty Images 10 months ago

LONDON, ENGLAND - JANUARY 17: Red T-shirt wearing protesters gather in Heathrow's Terminal 5 to campaign against the Government's plans to build a third runway at the airport on January 17, 2009 in London, England.

Getty Images 10 months ago

LONDON, ENGLAND - JANUARY 17: Red T-shirt wearing protesters gather in Heathrow's Terminal 5 to campaign against the Government's plans to build a third runway at the airport on January 17, 2009 in London, England.

Getty Images 10 months ago

LONDON, ENGLAND - JANUARY 17: Topless female protesters lie on the floor in Heathrow's Terminal 5 to campaign against the Government's plans to build a third runway at the airport on January 17, 2009 in London, England.

Getty Images 10 months ago

LONDON, ENGLAND - JANUARY 17: Four topless female protesters lie on the floor in Heathrow's Terminal 5 to campaign against the Government's plans to build a third runway at the airport on January 17, 2009 in London, England.

Getty Images 10 months ago

LONDON, ENGLAND - JANUARY 17: Four topless female protesters lie on the floor in Heathrow's Terminal 5 to campaign against the Government's plans to build a third runway at the airport on January 17, 2009 in London, England.

Getty Images 10 months ago

LONDON, ENGLAND - JANUARY 17: Red T-shirt wearing protesters gather in Heathrow's Terminal 5 to campaign against the Government's plans to build a third runway at the airport on January 17, 2009 in London, England.

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LONDON - MARCH 16: (FILE PHOTO) Planes queue to take take their turn to land at Heathrow Airport on March 16, 2007 in London.

AP Photo 10 months ago

A 'No Third Runway' sign is seen as a plane comes in to land at Heathrow Airport in London, Thursday Jan. 15, 2009.

AP Photo 10 months ago

Local resident and pub worker Tracy Howard, second left, and Dave Robins, seated center right, a resident of a nearby village react as they watch the government's plans for a third runway at Heathrow being announced on television at the King William IV pub in the village of Sipson besid...

AP Photo 10 months ago

Local resident and pub worker Tracy Howard, third left, and Greenpeace protestors Anna Jones, left and Paul Earnshaw, second left, react as they watch the government's plans for a third runway at Heathrow being announced on television at the King William IV pub in the village of Sipson...

AP Photo 10 months ago

Greenpeace protestor Paul Earnshaw rakes a slogan created on a plot of land the group have purchased in the village of Sipson beside Heathrow Airport in London, Thursday Jan. 15, 2009.

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Tracy Howard, (C) a barmaid at The King William IV pub and local resident of Sipson village, close to Heathrow Airport, watches the news on television as the government announce their plans on the expansion of the airport, January 15, 2009.

Getty Images 10 months ago

Sipson residents and campaigners watch the news on television at The King William IV pub as the government announce their plans on the expansion of Heathrow Airport, on January 15, 2009.