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GEOS-Chem "Science Codebase" repository. Contains GEOS-Chem science routines, run directory generation scripts, and interface code. This repository is used as a submodule within the GCClassic and GCHP wrappers, as well as in other modeling contexts (external ESMs).

14.0.2

1 year ago

Release date: 29 Nov 2022

DOI

This is a bug fix release featuring the updates and fixes listed below.

From CHANGELOG.md

Fixed

  • Added fix for writing dry-run header to log file
  • Updated KPP diagnostics archive flags
  • Rewrote code to avoid memory leaks (identified by the code sanitizer)
  • Updated EDGAR v6 CH4 emission files to correct timestamp issue
  • Updated CH4 Lakes emission files to correct time unit issue
  • Added fix for CH4_RICE emissions from EDGAR v6
  • Fixed indentation error in the legacy_bpch section ofgeoschem_config.yml template files
  • Removed "dry air" from the metadata of fields State_Met%AIRVOL and State_Met%BXHEIGHT
  • Applied fixes for CESM runs: Turned off sea salt emissions; Modified time cycle flag for YUAN_MODIS_LAI

Changed

  • Updated CESM HISTORY.rc to work with new CESM-GC diagnostics interface
  • Updated sample fullchem restart files copied to run directories to 14.0.0 10-year benchmark output

What's Changed

Full Changelog: https://github.com/geoschem/geos-chem/compare/14.0.1...14.0.2

14.0.1

1 year ago

Release date: 31 Oct 2022

DOI

This is a bug fix release featuring minor fixes and updates since 14.0.0.

From CHANGELOG.md

Fixed

  • Corrected units in metadata for State_Met%AirNumDen and State_Met%PHIS
  • Fixed file path for AEIC2019_DAILY emissions for aerosol-only simulations
  • Fixed GCHP bug to populate non-species data in mid-run restart files
  • Fixed typo preventing ND51 satellite diagnostic from turning on

Changed

  • Documented and cleaned up GCHP run script operational examples
  • Updated README.md and AUTHORS.txt
  • Set species concentration arrays as pointers to internal state in GCHP
  • Updated Restart collection in HISTORY.rc to save out BXHEIGHT and TROPLEV for all simulations

What's Changed

New Contributors

Full Changelog: https://github.com/geoschem/geos-chem/compare/14.0.0...14.0.1

14.0.0

1 year ago

Release date: 25 Oct 2022 DOI

This is a major version release featuring the following updates:

  • Converted input.geos to geoschem_config.yml
  • Fixed bugs causing differences when splitting up simulations in time
  • Remove unnecessary met-fields from GCClassic restart file
  • Updated offline emissions
  • Rebuilt mechanisms with KPP 2.5.0
  • Changed 4D State_Chm%Species array to vector of 3D arrays
  • Boundary conditions are now saved on first timestep
  • Updated HEMCO to version 3.5.0
  • Updated GMAO libraries for GCHP
  • Added option to use native GEOS-FP winds for GCHP
  • Fixed bug in GCHP vertical mass flux diagnostic
  • Fix compilation errors for custom mechanism
  • Bug fixes for the Hg simulation
  • Updates for GEOS from GMAO
  • Updates for GEOS-Chem and HEMCO in CESM
  • Updates for GEOS-Chem in WRF-GC
  • Use newest CEDS data in CO2 simulation
  • Fix typo in HEMCO_Config.rc for GCHP
  • Bug fix in rundir creation for GCAP2
  • GEOS-Chem user registration

See the GEOS-Chem 14.0.0 page for a complete list of updates.

What's Changed

Full Changelog: https://github.com/geoschem/geos-chem/compare/13.4.1...14.0.0

13.4.1

1 year ago

Release date: 19 May 2022

This is a bug fix release and features the following updates:

  • Bug fix for anthropogenic CH4 emissions over the US, Canada, and Mexico

See the GEOS-Chem 13.4.1 page for more information on these fixes.

What's Changed

Full Changelog: https://github.com/geoschem/geos-chem/compare/13.4.0...13.4.1

13.4.0

1 year ago

Release date: 02 May 2022

This is a minor version release and features the following updates:

  • Migrated sulfate chemistry to KPP
  • Increased surface resistance for O3 drydep on ice/snow
  • Updated benchmarks to use degassing-only volcano climatology
  • Added Rn222 emissions from Zhang et al (2021)
  • Updated automated run-directory creation
  • Updated Hg simulation via KPP
  • Added bug fixes for HCl uptake on seasalt and Henry's law computation in hetchem
  • Updated HEMCO to version 3.4.0

See the GEOS-Chem 13.4.0 page for a complete list of updates.

What's Changed

New Contributors

Full Changelog: https://github.com/geoschem/geos-chem/compare/13.3.4...13.4.0

13.3.4

1 year ago

Release date: 07 Dec 2021

This is a bug fix release and features the following updates:

  • Now use proper restart file path for dry-run data download
  • Now check GEOS-Chem Classic History diagnostic subset regions properly

See the GEOS-Chem 13.3.4 page for more information on these updates.

What's Changed

Full Changelog: https://github.com/geoschem/geos-chem/compare/13.3.3...13.3.4

13.3.3

1 year ago

Release date: 02 Dec 2021

This is a bug fix release and features the following updates:

  • Upgrade to HEMCO version 3.2.2, which restores updating of manual diagnostics
  • Only affects CH4, Hg, and TOMAS simulations

See the GEOS-Chem 13.3.3 page for more information on these updates.

Full Changelog: https://github.com/geoschem/geos-chem/compare/13.3.2...13.3.3

13.3.2

1 year ago

Release date: 18 Nov 2021

This is a bug fix release and features the following updates:

  • Fixed incorrect file path for OFFLINE_DUST emissions in ExtData.rc (zero-diff update)

See the GEOS-Chem 13.3.2 page for more information on these updates.

What's Changed

Full Changelog: https://github.com/geoschem/geos-chem/compare/13.3.1...13.3.2

13.3.1

1 year ago

Release date: 15 Nov 2021

This is a bug fix release featuring the following updates:

  • Nested grid simulations (except CH4) at 0.5° x 0.625° now use default timesteps of 600 s (transport) and 1200 s (chemistry)
  • Diagnostic fixes
  • GCHP fixes

See the GEOS-Chem 13.3.1 page for a complete list of updates.

What's Changed

Full Changelog: https://github.com/geoschem/geos-chem/compare/13.3.0...13.3.1

13.3.0

1 year ago

Release date: 15 Nov 2021

This is a minor version release featuring the following updates:

  • Chemistry mechanism updates
  • Heterogeneous chemistry updates
  • Emissions updates (NEI2016 as an option)
  • Diagnostic updates
  • GCHP adjoint updates

See the GEOS-Chem 13.3.0 page for a complete list of updates.

What's Changed

New Contributors

Full Changelog: https://github.com/geoschem/geos-chem/compare/13.2.1...13.3.0