Large pavement trees discourage city crime, study says

http://www.smartplanet.com/blog/smart-takes/sidewalk-trees-discourage-city-crime-study-says/12061

Research suggests that large street trees can reduce crime.The article above and the research below

http://www.fs.fed.us/pnw/news/2010/11/city-trees.shtml

The role of community groups in managing Manchester's Trees

This statement speaks for itself.

The city council agrees that there would be considerably fewer trees....if it were not for the willingness of the public to get involved.