Planning for pedestrians is key to revitalizing communities.
Walkability can be understood as ease of walking in an area. There are several factors which contributes to making an area pedestrian friendly. A well planned area provides a good walking experience for residents and thus improves the quality of life for all.
What makes a city walkable?
Short blocks. - Street trees. - Places worth visiting.
Obviously, these aren't characteristics of a 9 foot path along side a four lane arterial highway!