Scoping: Detroit's size

One of the hurdles that must be overcome in fixing Detroit is the sheer size of the city. The image below, from a Free Press article and the University of Detroit, illustrates the crux of the issue:
Basically, too few people paying too little in taxes to support infrastructure and services over too large an area. It results in a vicious cycle.

This Free Press special does a good job explaining what parts of the city are in good shape and can be built upon and where improvement is most needed: http://media.freep.com/drivingdetroit/drivingmap.html