Public Affairs
Environment
Fuel for thought- 20 mph roads pump up CO2 emissions by 10% 
Cutting the speed limit from 30 mph to 20 mph on the wrong roads can pump up CO2 emissions by more than 10 per cent, AA research has discovered. The UK's leading motoring organisation is now warning local authorities that some well-intentioned safety schemes may backfire in environmental terms. (January 2008)
Misfuelling (recently updated)
Every year around 150,000 UK motorists fill their car's tank with the wrong fuel. What can be done? (January 2008)
Going Underground
What role for tunnels in town and country? (June 2001)
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