“amtrak” Charts
The Stagnant and Costly Amtrak System »
From 1991 to 2012, air travel miles increased by 68 percent, compared to only an 8 percent growth in Amtrak…
Carpooling to Work Less Popular; More People Driving Alone »
The number of people carpooling to work has decreased from 19.1 million people in 1980 to just 14.4 million in…