When it comes to trains, President Obama says Europe is the model. Ok, but how much does Europe depend on rail, as opposed to other modes of transport? Using 2003 data, the U.K.'s Commission for Integrated Transport's Are We There Yet? A Comparison of Transport in Europe (2007) answers:
source: CfIT study, Figure 3
Sounds like passenger cars are more convenient--even "over there." And mass-transportation emissions are not as green as advocates claim. And they're rarely profitable absent massive subsidies.