http://elpc.org/2008/08/20/senator-durbin-calls-for-midwest-rail-investment Protecting the Midwest's Environment and Natural Heritage Sun, 15 Jan 2012 15:33:55 +0000 http://wordpress.org/?v=2.9.1 hourly 1 http://elpc.org/2008/08/20/senator-durbin-calls-for-midwest-rail-investment/comment-page-1#comment-730 David Rossie Sun, 11 Jan 2009 21:05:00 +0000 http://elpc.org/stage/?p=254#comment-730 An increase in passengers would require more energy per train to operate. The resulting efficiency gains depend on the marginal cost per passenger. An increase in passengers would require more energy per train to operate. The resulting efficiency gains depend on the marginal cost per passenger.

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