dset landmask_latlon.data undef 9.9E+33 title area of each grid cell xdef 900 linear 0.0 0.4 ydef 150 linear -79.8 0.2 zdef 1 linear 1 1 tdef 1 linear 00z01Jan1992 1dy vars 1 area 1 99 Data Points area of each grid cell [km**2] endvars