Research Article

Recent Changes in the Annual Mean Regional Hadley Circulation and Their Impacts on South America

Table 1

Technical details of the simulation performed.

Simulation parameters
Domain cartographic projection (iproj)Rotated Mercator (ROTMER)
Grid point horizontal resolution in km (ds)60.0 km
Number of points in the N/S direction (iy)152
Number of points in the E/W direction (jx)192
Number of vertical levels (kz)18
Central latitude of model domain in degrees (clat)−23.00
Central longitude of model domain in degrees (clon)−33.00
Cumulus convection scheme (icup)1-Kuo
Moisture scheme (ipptls)1-Explicit moisture (SUBEX; Pal et al. [42])
Lateral boundary conditions scheme (iboudy)5-Relaxation, exponential technique
Boundary layer scheme (ibltyp)1-Holtslag PBL [43]
Ocean flux scheme (iocnflx)2-Zeng et al. [44]