Last week, Mayor Megan Barry unveiled a $5.2 billion transit plan [PDF], dubbed "Let's Move Nashville," to improve access to reliable transit and reduce car-dependence.
America is aging -- by 2030, 20 percent of the population will be 65 or older, up from 14 percent today. It's a demographic shift with big implications for urban transportation. Older Americans drive less but still want to get out and experience their cities.