Based on the forest fire and meteorological data from 1974 to 2008 in Tahe County of Great Xing'an Mountains region, the dynamics of forest fire weather indices were analyzed quantitatively and qualitatively for the study region with the help of Canadian Forest Fire Weather Index System (CFFWIS). Our results indicated that:
The average of annual fire occurrence showed an increasing pattern for the period 1974-2008 and the average of annual fire occurrence during the period 2000-2008 had increased by 72...