| Symbol | Description | Uses |
| tzl | 9 |
| File | Line number | Procedure | Code |
| ./pkg/fizhi/fizhi_lwrad.F | 175 | LWRIO |
call OPTHK ( tzl,pl,ple,cldlz,clro,clmo,lwi,istrip,1,lm,tauc ) |
| ./pkg/fizhi/fizhi_lwrad.F | 213 | LWRIO |
call IRRAD ( istrip,1,1,lm,ple,tzl,shzl,ozl,tsurf,co2, |