Table 1. List of environmental variables used to model the distribution of African wild dog, black rhino, cheetah, elephant, leopard and lion.
Type | Predictor variable | Data type |
Climatic | Mean annual rainfall | Continuous |
Mean annual temperature | Continuous | |
Maximum temperature of hottest month | Continuous | |
Minimum temperature of coldest month | Continuous | |
Median rainfall of driest month | Continuous | |
Median rainfall of wettest month | Continuous | |
Habitat | Aspect | Continuous |
Digital Elevation Model (altitude) | Continuous | |
Distance from woodland | Continuous | |
Distance from dense bush | Continuous | |
Distance from bushland | Continuous | |
Distance from grassland and bushland | Continuous | |
Distance from grassland | Continuous | |
Distance to water | Continuous | |
Geology | Categorical | |
NDVI driest month | Continuous | |
NDVI wettest month | Continuous | |
Slope | Continuous | |
Soil type | Categorical | |
Human Impact | Distance to human development | Continuous |
Distance to national highways | Continuous | |
Distance to provincial roads | Continuous | |
Distance to reserve roads | Continuous |