cellarea_global

INTERFACE:

   subroutine cellarea_global (nlat , nlon, numlon, lats, lonw, area)

DESCRIPTION:

   Area of grid cells (square kilometers)- global grid

ARGUMENTS:

     implicit none
     integer , intent(in) :: nlat             !dimension: number of latitude p
     integer , intent(in) :: nlon             !dimension: number of longitude 
     integer , intent(in) :: numlon(nlat)     !number of grid cells per latitu
     real(r8), intent(in) :: lats(nlat+1)     !grid cell latitude, southern ed
     real(r8), intent(in) :: lonw(nlon+1,nlat)!grid cell longitude, western ed
     real(r8), intent(out):: area(nlon,nlat)  !cell area (km**2)

REVISION HISTORY:

   Created by Mariana Vertenstein