I didn't check if his facts are correct, but you haven't disproven them. Populat... | Hacker News

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amanfredi on April 16, 2009 | parent | context | favorite | on: Obama Unveils Plan to Fund High-Speed Passenger Ra...

I didn't check if his facts are correct, but you haven't disproven them. Population density is people divided by land area, not percentage living in urban areas.

potatolicious on April 16, 2009 | [–]

But for the purpose of rail what you are concerned with are people in urban areas...

rjurney on April 16, 2009 | [–]

http://www.fra.dot.gov/downloads/Research/hsr_corridors_2009...

Look at the corridors. They only exist where people are dense.

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