GEOS-Chem 14.4.0
From Geos-chem
Revision as of 15:54, 30 April 2024 by Bmy (Talk | contribs) (→Updates that will NOT affect full-chemistry benchmark simulations)
This page includes information about GEOS-Chem 14.4.0. For a list of updates prioritized for future versions, please see our GEOS-Chem model development priorities page.
Contents
Version overview
This version is currently in development
Repository | GitHub Milestone | DOI |
---|---|---|
GCClassic 14.4.0 | 14.4.0 milestone for geoschem/GCClassic | TBD |
GCHP 14.4.0 | 14.4.0 milestone for geoschem/GCHP | TBD |
GEOS-Chem (science codebase) 14.4.0 | 14.4.0 milestone for geoschem/geos-chem | TBD |
HEMCO 3.9.0 | 3.9.0 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 |
---|---|---|---|
UCX bug fixes : (1) Use proper 4th index for WERADIUS array; (2) Get density of black carbon from the species database | Bob Yantosca (Harvard) | Aerosols | |
HETP aerosol thermoydynamics | Lizzie Lundgren (Harvard) | Aerosols | |
Use GCARR_ac rate-law function for full-chemistry reactions where the Arrhenius B parameter is zero | Bob Yantosca (Harvard) | Chemistry | |
Fix uptake coefficients on stratospheric aerosol | Chris Holmes (FSU) | Chemistry | |
Updated gravitational settling, dry mass-weighted mean diameters and hygroscopic growth in aerosol dry deposition | Yanshun Li (WashU) | Dry Deposition | |
Add diel and day-of-week scale factors to global base emissions | Dandan Zhang (WashU) | Emissions | |
Updated 0.1x0.1 timezone file accounting for daylight savings | Karn Vohra (UCL) | Emissions | |
Update volcano emissions through 2023 | Melissa Sulprizio (Harvard) | Emissions | |
Update surface methane boundary condition using NOAA flask data | Lee Murray (Rochester) | Input data | |
Fix bug in usage of FRSNO met-field | Lizzie Lundgren (Harvard) | Met fields | |
Fix PBL level calculations | Chris Holmes (FSU) | PBL height | |
Only convert units for species that require it | Bob Yantosca | Unit Conversion |
Updates that will NOT affect full-chemistry benchmark simulations
Feature | Contributor(s) | Model scope | Notes and references |
---|---|---|---|
Remove hardcoded year range for met fields, restart, and BC files in HEMCO_Config.rc | Melissa Sulprizio (Harvard) | Bug fix | |
GCHP carbon simulation (and fixes for single-species carbon simulations) | Melissa Sulprizio (Harvard) Bob Yantosca (Harvard) |
Carbon simulation | |
Removing unused carbon simulation options #2266 | Hannah Nesser (JPL) | Carbon simulation | |
Add missing gas postmeter CH4 emissions for the GHGI express extension inventory | Melissa Sulprizio (Harvard) Bob Yantosca (Harvard) |
Carbon simulation CH4 simulation |
|
Bug fix for stretched grid restart attribute check | Lizzie Lundgren (Harvard) | GCHP | |
Updates from NASA GMAO | Lizzie Lundgren (Harvard) | GEOS | |
Replace stalebot with "stale" GitHub action | Bob Yantosca (Harvard) | GitHub | |
Allow up to 10 nested brackets in the HEMCO_Config.rc file | Bob Yantosca (Harvard) | HEMCO | |
Rename tags in geoschem_config.yml for nitrate aerosol photolysis as per GCSC suggestion | Bob Yantosca (Harvard) | Run directory | |
Remove remaining binary punch diagnostic code | Bob Yantosca (Harvard) | Structural |
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 |
---|---|---|---|
NOAA GMD CH4 surface boundary conditions | Fullchem | ExtData/HEMCO/NOAA_GMD/v2023-10 |
1-month full-chemistry benchmarks
TBD