Table 1 The selection of driving factors for the forest fire
Data category | Parameter | Data source | Format | Variable name (units) |
|---|---|---|---|---|
Climate | Annual mean temperature | CIMISS | Continuous | Tave (℃) |
Annual average maximum temperature | CIMISS | Continuous | Tmax (℃) | |
Annual average minimum temperature | CIMISS | Continuous | Tmin (℃) | |
Annual average relative humidity | CIMISS | Continuous | RH (%) | |
Annual total precipitation | CIMISS | Continuous | P (mm) | |
Mean wind speed | CIMISS | Continuous | Wind (m/s) | |
Number of rainless days | CIMISS | Continuous | No_rain_da (day) | |
Potential evapotranspiration | CIMISS | Continuous | EVA (mm) | |
Drought index | CRU at the University of East Anglia, UK | Continuous | scPDSI (unitless) | |
Topography | Elevation | SRTM90 | Continuous | DEM (m) |
Slope | SRTM90 | Continuous | Slope (°) | |
Aspect | SRTM90 | Continuous | Aspect (unitless) | |
Human activity | Road density | NGCC | Continuous | Road (km/km2) |
Population density | Statistical yearbook | Continuous | Population | |
Vegetation | Vegetation type | Vegetation Map of the People’s Republic of China | Categorical | Vegetation (unitless) |