Bugs and fixes in GEOS-Chem v9, v10, and v11

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On this page we document bugs and technical issues that were fixed in GEOS-Chem versions v9, v10, and v11.

Please also see:

Issues resolved in GEOS-Chem v11-02

The bugs and technical issues listed below were resolved in GEOS-Chem v11-02a thru v11-02f. Also be sure to visit our Known issues caused by compiler bugs wiki page for a list of compiler-related issues and workarounds.

Module or area Issue that was resolved
Chemistry
Cloud convection
CO2 simulation
Diagnostics
Date and time (and related quantities)
Dry and wet deposition
Emissions (via HEMCO)
Fixes to facilitate running GEOS-Chem in HPC environments
Nested-grid simulations
Mercury simulation
  • (v11-02-rc) Minor fixes (including updated parameters) for the Mercury simulation.
Meteorological fields
netCDF and file I/O issues
Rn-Pb-Be simulation
Structural issues
Tagged O3 simulation
TOMAS aerosol microphysics

Issues resolved in GEOS-Chem v10-01

The following bugs and/or technical issues were resolved in GEOS-Chem v10-01. Also be sure to visit our Known issues caused by compiler bugs wiki page for a list of compiler-related issues and workarounds.

Module or area Issue that was resolved
Stratospheric chemistry module
Photolysis
NOx-Ox chemistry and nested grid simulations
Specialty simulations
HEMCO emissions component
Removing computational bottlenecks
Miscellaneous

--Bob Y. (talk) 20:56, 26 October 2015 (UTC)

Issues resolved in GEOS-Chem v9-02

The following bugs and/or technical issues were resolved in GEOS-Chem v9-02. Also be sure to visit our Known issues caused by compiler bugs wiki page for a list of compiler-related issues and workarounds.

Module or area Issue that was resolved
Emissions
Dry deposition and wet deposition
Met fields
Computational efficiency
Diagnostics
Specialty simulations (including microphysics)
Photolysis
Miscellaneous

--Bob Y. (talk) 21:00, 26 October 2015 (UTC)

Issues resolved in GEOS-Chem v9-01-03

  1. Bug fix for GLCO3 and GLPAN in standard mechanism
  2. Structural changes to clarify science behind washout
  3. Correct out-of-bounds error in offline aerosol simulation
  4. Bug fix for mass transport flux diagnostics
  5. Bug fix in ND67 sea level pressure diagnostic
  6. Bug fixes for nested-grid simulation
  7. Bug fix in streets_anthro_mod.F for offline simulations
  8. Bug fixes for dicarbonyls simulation
  9. Bug fixes for regional emission masks

--Bob Y. 10:19, 13 November 2012 (EST)

Issues resolved in GEOS-Chem v9-01-02

  1. Corrected mis-indexing error in partition.f caused by the dynamic tropopause
  2. Corrected out-of-bounds error in readchem.f
  3. Fix for mis-indexing issue in CSPEC restart file
  4. Various bug fixes for the offline Hg simulation
  5. Bug fixes for leap years when using GCAP met fields
  6. Minor bug fixes for emissions routines affecting offline simulations
  7. Minor bug fixes for emissions routines affecting offline simulations
  8. Fixes for better compatibility with the PGI compiler
  9. Washout fix for non-aerosol species
  10. Fix for GEIA emissions scaling factor over Botswana
  11. Fixed minor issues in MERRA cloud convection routine
  12. Fix for vertical regridding of offline OH for offline simulations
  13. Further bug fixes for the offline Hg simulation
  14. Further fixes for nested-grid simulations
  15. Fix for partitioning chemical species
  16. Bug fixes for biofuel emissions
  17. Fix bug in EDGAR ship emissions code
  18. Bug fix for ship NOx emissions
  19. Prevent out-of-bounds errors in ND01 and ND02 diagnostics (Rn-Pb-Be simulation)
  20. Do not use erroneous MEGAN AEF data for nested-grid simulations

--Melissa Payer 12:08, 21 November 2011 (EST)
--Bob Y. 12:05, 28 November 2011 (EST)

Issues resolved in GEOS-Chem v9-01-01

  1. Standardization of patches from v8-03-02
  2. Bug fix for biofuels in EPA/NEI05
  3. Important bug fixes for ship emissions
  4. Duplicate diagnostics
  5. Starting runs at times other than 00 GMT
  6. Fix ND15 for non-local PBL scheme
  7. Fix to prevent div-by-zero in sulfate_mod.f
  8. PEDGE-$ in timeseries diagnostics
  9. Running offline simulations on the GEOS-5 72L grid
  10. Fixes to improve efficiency in vdiff_mod.f90
  11. Typos in megan_mod.f
  12. Typos in edgar_mod.f

--Bob Y. 11:25, 18 February 2011 (EST)