Large American cities are known for their traffic jams - roads full of cars going nowhere. A new report from the U.S. Department of Transportation predicts that in 30 years this gridlock will be occurring in nearly all cities. As the U.S. population and U.S. manufacturing grow, more people and manufactured goods will be on the move. Our current infrastructure of roads and bridges will need a major overhaul to keep up. Listen to learn more about the problems and proposed solutions to this infrastructure puzzle.
Story Length: 5:06
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