The loss of trees around our neighbourhoods is causing air temperatures to rise.  Research from University of Melbourne shows evidence of the impact of removing tree cover:

1227149699636  http://www.dailytelegraph.com.au/newslocal/north-shore/air-temperature-rise-from-loss-of-tree-cover-measured-in-university-of-melbourne-research/story-fngr8h9d-1227149699636

The 10/50 code is being used as an excuse for people to rid themselves of unwanted trees:  Tree clearing rule misuse