Models Variable under test
Model 1 Forest + Anthr_open_areas + Urban_areas + Nat_open_areas + Water
Model 2 Forest + Anthr_open_areas + Urban_areas
Model 3 Anthr_open_areas + Urban_areas + Nat_open_areas
Model 4 Forest + Anthr_open_areas
Model 5 Anthr_open_areas
Model 6 Null