Fire analogue of summarise_conversion. Pass the known range
area (range_km2, e.g. eoo$area_km2) as denominator so the
percentage is exact and robust to the raster's NoData handling.
Arguments
- fire_areas
A
data.framefromfire_areas.- range_km2
Total range area (km^2). If
NULL, the sum of all tabulated cells is used (valid only when unburned pixels are coded 0).
