Vancouver loses 5 mature trees a day due to development according to the Urban Forest Strategy report April 14, 2014. http://www.thestar.com/news/gta/2015/07/13/living-on-tree-lined-streets-has-health-benefits-study-finds.html

Living on tree-lined streets has health benefits, study finds | Toronto Star

Using data from Toronto, researchers find having 10 more trees on your block has health benefits akin to $10,000 raise or being seven years younger.

from http://www.thestar.com/news/gta/2015/07/13/living-on-tree-lined-streets-has-health-benefits-study-finds.html