Coordinate reference system (CRS) for plotting and analysing maps.
Atlantic-centred. Works for most analysis, but not recommended for N-region
(eg New Zealand and Fiji), instead use crs_Pacific.
Details
crs_Atlantic is "+proj=robin +lon_0=0 +x_0=0 +y_0=0 +ellps=WGS84 +datum=WGS84 +units=m +no_defs"