References and Related Online Materials
1990-2009: National Resources Canada. (no date). Forest Management (table). Canada's Forests: Statistical Data. Last modified April 9, 2010. http://canadaforests.nrcan.gc.ca/statsprofile/forest/ab (accessed June 10, 2010).
Before 1990: Mr. Cordy Tymstra, Supervisor, Wildfire Science Unit , SRD, Government of Alberta