discourage
congestion
gridlock
mess
buses
everyones
mainly
replacement
verge
planners
mobile
transit
stuck
expensive
trains
improving
rail
narrow
mobility
planes
bridges
increase
fix
paths
worse
25
traffic
pay
desperate
transportation
methods
say
serve
worst
speed
collapse
ago
believe
network
got
elite
lines
cars
job
urban
order
build
focus
instead
need
times
argues
americans
society
reveals
today
make
united
high
states
years
history