[bobthepanda]

There‘s a pretty marked decline in the amount of walking and cycling done in society.

In 1969 48% of US kids walked to school; in 2011 it was 13%. http://guide.saferoutesinfo.org/introduction/the_decline_of_...

Public transit is actually great for walking since you are walking to and from a stop.

People have become so unused to children walking around unsupervised that it has become grounds to call child protective services.