CNG - China - B.C. firm's natural gas engines clean up streets at night
BEIJING,China - Globe and Mail (Canada), by GEOFFREY YORK -12 May 2006: -- It's the unmistakable sound of midnight in Beijing: the wheezing roar of a heavy truck, rumbling noisily down the empty late-night roads... Every night after 11 p.m., when the normal daily traffic jams have eased, thousands of trucks heave out of the warehouses where they have been loading goods all day. Spewing black clouds of diesel fumes, they pull out into Beijing's roads and highways to deliver their cargo... In a desperate effort to keep the traffic moving, Beijing has banned all trucks from its city streets until the late-night hours, when they take over the city until dawn. But it's an emergency measure that solves none of the worst problems... The trucks, which burn 30 to 40 times as much fuel as an ordinary car, are among the worst contributors to China's energy shortage and environmental crisis. By some estimates, trucks are responsible for 40 per cent of China's oil consumption and 40 per cent of its smog... But now a Canadian company, Westport Innovations Inc. of Vancouver, is working on a potential solution: natural gas...
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