lower than road modes.” (Dr. Jean-Paul Rodrigue, Dept. of Global Studies & Geography, Hofstra University, New York, USA) In addition, high profile terrorist attacks on rail systems in Madrid, London, and Mumbai provide troubling illustration to persistent warnings that the U.S. public transportation system is a vulnerable target for terrorists. But passenger rail is not the only, and perhaps not even the gravest concern. Much of the 160,000 miles of railroad track in the United States transports…
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