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• GEOS-Chem Newsletter Summer-Fall 2013
  [[GEOS-Chem v9-02]] is our development version. It contains several important scientific updates ...e an error is discovered. Then we have to send out a bug fix patch, which is a inconvenience. Furthermore, some code submissions that we receive have on
  18 KB (2,894 words) - 16:50, 8 December 2016
• The NcdfUtilities package
  ...ou can use to write data to and read data from netCDF files. This package is contained within GEOS-Chem (in the <tt>NcdfUtil/</tt> folder, but may also The NcdfUtilities code is used by GEOS-Chem "Classic" simulations to perform netCDF file I/O. The so
  20 KB (3,149 words) - 20:10, 22 May 2017
• Advection scheme TPCORE
  ...RE v7.1: This version is used with the GEOS-3 met fields. The source code is contained in F90 module <tt>tpcore_mod.f</tt>. ...he GEOS-4 and GEOS-5 met fields and for GCAP simulations. The source code is contained in the F90 module <tt>tpcore_fvdas_mod.f90</tt>. This version of
  12 KB (1,903 words) - 20:00, 2 January 2019
• Halogen chemistry mechanism
  Stratospheric chlorine chemistry is from UCX [Eastham et al 2014]. Tropospheric chlorine chemistry follows that ...ICl and IBr, instead of I2 as in Sherwen et al [2016a]. Another key change is that the sea-surface iodide now uses the value predicted by the relationshi
  21 KB (3,286 words) - 16:51, 15 July 2019
• GEOS-Chem Newsletter February 2010
  Here is your February 2010 Newsletter. We encourage each GEOS-Chem user to join the Working Group that is most relevant to his/her area of research.
  11 KB (1,688 words) - 15:20, 19 June 2019
• GEOS-Chem Newsletter September 2010
  Here is your September GEOS-Chem Newsletter. The next GEOS-Chem Steering Committee date is TBD (possibly January 4th). We will confirm the date shortly.
  14 KB (2,161 words) - 18:18, 8 December 2016
• GEOS-Chem Newsletter January-February 2011
  '''''NOTE: Registration is now closed.''''' '''Matthew Cooper''', who is working with Randall Martin at Dalhousie University, will join the GEOS-Che
  20 KB (3,183 words) - 14:05, 19 June 2019
• Sea salt aerosols
  The original reference document for the GEOS-Chem sea salt simulation is [http://acmg.seas.harvard.edu/publications/2005/alexander2005.pdf ''Alexand :Here is a summary of the changes:
  22 KB (3,255 words) - 19:56, 2 January 2019
• GFAS biomass burning emissions
  ...style="color:red">'''''NOTE: The GFAS biomass burning emissions inventory is available for simulations with [[GEOS-Chem 12#12.2.0|GEOS-Chem 12.2.0]] and ...files are produced at a global. 0.1x0.1 resolution. A full list of fields is given in the File Contents section.
  16 KB (2,611 words) - 19:52, 1 April 2019
• TOMAS aerosol microphysics
  ...page describes the TOMAS aerosol microphysics option in GEOS-Chem. TOMAS is one of two aerosol microphysics packages being incorporated into GEOS-Chem, ...resolution are sulfate, sea-salt, OC, EC, and dust. An advantage of TOMAS is the full size resolution for all chemical species and the conservation of a
  18 KB (2,561 words) - 20:18, 22 September 2022
• GEOS-Chem version numbering system
  ...his more clearly shows the progression of version numbers. Note that this is the opposite of how versions are displayed in the Git history.'' While this versioning system worked well, it is not in line with accepted software industry best practice. Also the change
  9 KB (1,412 words) - 21:08, 1 June 2023
• Regridding in GEOS-Chem
  ..., and divide by the area on the output grid, such that the total quantity is preserved. ...at each grid cell but the mass will be smaller for each grid cell. So mass is an extensive variable and the others are intensives.
  6 KB (1,114 words) - 21:27, 13 July 2023
• Tagged CO simulation
  ...ous full-chemistry simulation (more on that below). Because the simulation is linear, CO can be “tagged” by its source region/type. The regions and t ...d by 19% and biomass burning emissions are scaled by 11%. More information is given in Duncan et al. (2007). See note below!<br><br>
  13 KB (1,973 words) - 15:51, 21 May 2024
• GEOS-Chem benchmarking
  #A commit is pushed to any development branch[[#Notes|²]] in the [https://git #A commit is pushed to any development branch[[#Notes|²]] in the [https://git
  13 KB (1,889 words) - 15:28, 23 May 2024
• GEOS-Chem Newsletter Summer 2011
  #<p>Once the developer is satisfied, GEOS–Chem Model Scientist Daniel Jacob will quickly review the ...EDT aircraft emissions update (submitted by Steven Barrett et al from MIT) is technically ready to be added into the standard code. However, the FAA has
  20 KB (3,001 words) - 15:15, 19 June 2019
• GEOS-Chem v8-02-02
  ...dary Layer scheme] for GEOS-5 only, developed by Jintai Lin.<br>Note: This is an option in <tt>input.geos</tt> ...as reactions for the chemistry (however, their small surface contribution is moved to the PBL scheme code as other emissions). These changes are necessa
  14 KB (2,160 words) - 17:42, 15 November 2017
• GEOS-Chem Newsletter June 2009
  Here is the June 2009 GEOS-Chem Newsletter. Happy Summer Solstice! |Validation is ongoing
  13 KB (1,989 words) - 18:12, 8 December 2016
• Linking GEOS-Chem to CMAQ
  ...al Interpolation - Since most regional models use a curvilinear grid, this is the simplest step. ...olation - Many regional models use a pure sigma-pressure coordinate, which is different from GEOS-Chem's hybrid eta-sigma.
  7 KB (1,090 words) - 14:23, 12 April 2018
• GEOS-Chem Newsletter March 2009
  A belated Happy St. Patrick's Day to one and all! Here is the March 2009 edition of the GEOS-Chem newsletter. ...n at the same time. This will allow us to serve you better. If one of us is unavailable then the others will be able to respond to you.
  8 KB (1,338 words) - 15:19, 19 June 2019
• FlexGrid
  FlexGrid is a new functionality that will allow users to define the grid for their GEOS ### not contain emissions data. The extension number is set to wildcard
  21 KB (2,963 words) - 05:45, 8 October 2023