chapter 1 Climate as a factor in the planning and design of new roads and motorways -- chapter 2 The winter maintenance of highways -- chapter 3 Thermal mapping and road-weather information systems for highway engineers -- chapter 4 Snow and ice control in North America -- chapter 5 Snow-drift modelling and control -- chapter 6 The fog hazard -- chapter 7 Blowing dust and highways: the case of Arizona, USA -- chapter 8 Road Accidents And The Weather -- chapter 9 International collaboration -- chapter 10 Conclusions.