All functions
Carex.bipolar	Carex.bipolar.
combine_pred	Combine future predictions from a Maxent model
compare_suitab_futu_pres	Compare future vs present suitability per species
crop_bioregions	Crop raster by bioregions
ensemble_mean	Aggregate future predictions: Calculate ensemble mean
ensemble_sd	Aggregate future predictions: Calculate ensemble standard deviation (SD)
plot_ensemble	Plot ensemble mean or standard deviation
plot6maps	Plotting function: six maps
read_futclim	Read future climate layers
read_pres_suitab	Read present suitability raster for all species
read_presclim	Load present climate
regions	Andes and Nearctic biogeographic regions.