Smart Motorways and Greener Aviation Fuel

Available for over a year

One year since their introduction, Peter White looks at "smart " motorways where the hard shoulder sometimes opens as a lane and the speed limit keeps on changing. The trouble is, a lot of drivers are being caught speeding on them. The new greener fuel being used by the aviation industry- but will it see our air fares rise or fall? And Tom Robinson and his biggest fan meet at the Abbey Road Studios to make sweet music.