Cars - their use, and their effect on the environment

Congestion Charging - why congestion charging has serious problems, and why better alternatives are available

Signalised Junctions - an analysis of the advantages and disadvantages of signalising a junction

Speed Cameras - an analysis of the effects of using speed cameras

Right Turn On Red - an analysis of the effects of 'right turn on red'

Generated Traffic - the truth behind the mythology

Road Safety - an analysis of road safety data