Traffic forecasts are like weather forecasts, says Brian Smith, a professor of civil engineering at the University of Virginia.

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The system is capable of integrating real-time information, such as fuel prices, parking, traffic, tracking, weather forecasts and images from traffic cameras.

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It then provides traffic data, forecasts and services in 35 countries to clients including Audi, BMW, Ford, MapQuest, Microsoft, Tele Atlas, Toyota and Vodafone.

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New government forecasts, due to be published in September, will predict growth in the amount of traffic by 60-90% between now and 2025.

ECONOMIST: Transport