class       : RasterLayer 
dimensions  : 1752, 4320, 7568640  (nrow, ncol, ncell)
resolution  : 0.08333333, 0.08333333  (x, y)
extent      : -180, 180, -56, 90  (xmin, xmax, ymin, ymax)
coord. ref. : +proj=longlat +ellps=WGS84 +no_defs 
data source : Figure 4-Source data 1.tif 
names       : Figure_4.Source_data_1 
values      : 0.009615185, 0.9797584  (min, max)
