Environmental variable | Description of the variable |
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ELEV | Elevation of the study area |
ELEV-SD | Standard deviation of altitude in a 800-m radius |
SLOP | Slop of the study area |
SLOP-SD | Standard deviation of the slop in a 800-m radius |
EASTNESS | Average eastness in a 800-m radius (Sine of the aspect) |
NORTHNESS | Average northness in a 800-m radius (Cosine of the aspect) |
DIST-RES | Distance to the resident |
DIST-ROA | Distance to the main road |
FORE-FQ | Forest frequency in the 800-m radius |
SHRB-FQ | Shrub frequency in the 800-m radius |
DIST-LAN | Distance to the land(non-forest) |