GEOS-Chem 14.3.0
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This page includes information about GEOS-Chem 14.3.0. The GEOS-Chem model development priorities page lists additional developments that may be added.
Version overview
This version is currently in development
| Repository | GitHub Milestone | DOI |
|---|---|---|
| GCClassic 14.3.0 | 14.3.0 milestone for geoschem/GCClassic | TBD |
| GCHP 14.3.0 | 14.3.0 milestone for geoschem/GCHP | TBD |
| GEOS-Chem (science codebase) 14.3.0 | 14.3.0 milestone for geoschem/geos-chem | TBD |
| HEMCO 3.8.0 | 3.8.0 milestone for geoschem/HEMCO | TBD |
What's new in this version
Updates that will affect full-chemistry benchmark simulations
| Feature | Contributor(s) | Model scope | Notes and references |
|---|---|---|---|
| Update reactions with new JPL & IUPAC recommendations | Kelvin Bates (NOAA CSL) | Chemistry | |
| Interim fix for runaway HMS chemistry | Sebastian Eastham (MIT) | Chemistry | |
| Cloud-J for computing photolysis rates as default | Lizzie Lundgren (Harvard) | Photolysis |
|
| Fix bugs setting strat aerosol OD passed to Fast-JX | Lizzie Lundgren (Harvard) | Photolysis | |
| Bug fix for dry deposition to snow and ice | Ryan Pound (York) | Dry deposition | |
| Bug fix for application of FRSNO in land cover arrays | Ryan Pound (York) | Dry deposition | |
| TOMAS in GCHP | Betty Croft (Dalhousie) | TOMAS |
|
Updates that will NOT affect full-chemistry benchmark simulations
| Feature | Contributor(s) | Model scope | Notes and references |
|---|---|---|---|
| Updates that will NOT affect full-chemistry benchmark simulations | |||
| GEOS-IT meteorology | Lizzie Lundgren (Harvard) | New meteorology option | |
| Bug fix for TOMAS sulfate production rates | Betty Croft (Dalhousie) | TOMAS | |
| Now read the Hg restart file from GEOSCHEM_RESTARTS/v2023-12 | Helene Angot (CNRS/IGE) Viral Shah (GMAO) Bob Yantosca (Harvard) |
Hg sim | |
| Remove month loop in GetIndex2Interp (bug fix for LAI interpolation) | Nick Balasus (Harvard) | LAI | |
| Add missing units in comments of KPP/fullchem/commonIncludeVars.sh | Jessica Haskins (U. Utah) Bob Yantosca (Harvard) |
Documentation | |
| Move aerosol_mod.F90 module arrays to state_chm | Lizzie Lundgren (Harvard) | Structural | |
| Reduce timers to essential list only | Melissa Sulprizio (Harvard) | Structural | |
| Use rundir (not absolute path) to select the executable file for integration and parallel tests | Bob Yantosca (Harvard) | Testing | |
| Fix additional memory leaks in GEOS-Chem | Bob Yantosca (Harvard) | Performance | |
| Stratospheric adjustment and additional output fields for RRTMG in GCHP | Seb Eastham (Imperial College) Lizzie Lundgren (Harvard) |
GCHP RRTMG |
|
| Avoid a semicolon in CMAKE_Fortran_Flags when passing additional flags to CMake | Simon Branford (Birmingham) | GCHP | |
| Increase time limits for GCHP integration tests | Bob Yantosca (Harvard) | GCHP | |
| Fix IsModelLevel check for CESM and WRF-GC | Haipeng Lin (Harvard) | CESM/ WRF-GC |
|
| GEOS-Chem TransportTracers simulation in GEOS | Lizzie Lundgren (Harvard) | GEOS | |
| Updates from GMAO for GEOS | Lizzie Lundgren (Harvard) | GEOS | |
New data directories
The following data directories have been added or updated in this version. You will have to download the directories relevant to your simulation.
| Inventory | Simulations | What was added? | Directory |
|---|---|---|---|
| Cloud-J look-up tables | fullchem, aerosol-only, Hg |
|
ExtData/CHEM_INPUTS/CLOUD-J/v2023-05 ExtData/CHEM_INPUTS/CLOUD-J/v2023-11-Hg |
| RRTMG | RRTMG (GCHP only) |
|
ExtData/HEMCO/RRTMG/v2018-11 |
| Restart files | Hg simulation | ExtData/GEOSCHEM_RESTARTS/v2023-12 | |
| CH4 emissions from hydropower | carbon sim CH4 sim tagCH4 sim |
|
ExtData/HEMCO/CH4/v2023-04/ResME/ |