00001 subroutine allocate_horizon
00002   use phys_constant, only : long
00003   use grid_parameter, only : ntg, npg
00004   use def_horizon, only : ahz
00005   use make_array_2d
00006   implicit none
00007 
00008   call alloc_array2d(ahz,0,ntg,0,npg)
00009 
00010 end subroutine allocate_horizon