DSET ^frz_depth_m.grd TITLE Arctic EASE-grid Freeze and Thaw Depths UNDEF -999.9 OPTIONS LITTLE_ENDIAN XDEF 360 LINEAR 0.5 1.0 YDEF 90 LINEAR 0.5 1.0 ZDEF 1 LEVELS 1000 TDEF 1212 LINEAR JAN1901 1MO VARS 1 frz 1 99 freeze depth [m] ENDVARS