animate_annual          Plot an animation of forest change within a
                        given area of interest (AOI)
annual_stack            Generate an annual stack of forest change from
                        GFC product
calc_gfc_tiles          Calculate the GFC product tiles needed for a
                        given AOI
calc_pixel_areas        Calculates the pixel area for each line of a
                        raster
check_aoi               Check if aoi is an sf or sp type object If sp,
                        convert to sf and return
download_tiles          Download a set of GFC tiles
extract_gfc             Extracts GFC data for a given AOI
gfc_stats               Produce a table of forest cover change
                        statistics for a given AOI
gfc_tiles               Grid of tiles used for the GFC product
plot_gfc                Plot forest change (relative to 2000) for a
                        given year
scale_by_pixel_area     Scales a raster by the area of each pixel in
                        meters
scale_toar              Scale the first or last top of atmosphere (TOA)
                        reflectance images
test_poly               Polygon outlining TEAM site in Caxiuanã, Brazil
threshold_gfc           Threshold the GFC product
utm_zone                Given a spatial object, calculate the UTM zone
                        of the centroid
