High speed rail is considered the holy grail of mass transit planning, and touted as a necessity for advanced economies. America is often derided for not having any high speed rail networks, while other advanced nations in Europe and Asia have them well established. A new report from the group America 2050 outlines the areas of the United States which have the greatest potential to support a high speed rail network.

Original post:
High-Speed Rail Potential in US "Megaregions"

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