Generally how much less CO2 is generated per kilometer for a train vs car? (A car generally produced 130 grams per kilometer).
How much is global pollution growing due to the increase of CO2 in the atmosphere per year?
A plane uses 3,300 BTU (British Thermal Unit) per mile, per passenger. Cars use even more, how much energy does a normal, low-efficiency train use per passenger?
How many people have been killed by Japan's high-speed rail network accidents since it opened in 1964?
Which of these could passengers not expect on high-speed trains?