ice_ic = /glade/p/cesmdata/cseg/inputdata/ice/cice/b.e15.B1850G.f09_g16.pi_control.25.cice.r.0041-01-01-00000.nc
grid_file = /glade/p/cesmdata/cseg/inputdata/ocn/pop/gx1v7/grid/horiz_grid_20010402.ieeer8
kmt_file = /glade/p/cesmdata/cseg/inputdata/ocn/pop/gx1v7/grid/topography_20161215.ieeei4