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- ...ata produced 20X too much NH3 emissions as expected. We believe that this is likely attributed to an regridding error during the preparation of the orig ...verted to using the 1° x 1° GEIA natural NH3 emissions data, which is benchmarked with [[#v11-02f-Run1|v11-02f-Run1]]. We have also de-listed the158 KB (24,655 words) - 18:49, 28 May 2020
- ...the TAO (Toronto Atmospheric Observatory) measurements, but now the model is way too low, with a very weak seasonal cycle. Replacing the emissions would ...ethane is fairly consistently degraded with the lower emissions, the same is not the case for propane where on balance there seems an improvement.68 KB (10,687 words) - 22:14, 19 June 2017
- ...tt>upbdflx_mod.F</tt> was removed from GEOS-Chem. Stratospheric chemistry is now done in <tt>strat_chem_mod.F90</tt>.'''''</span> ...ugging approach which you have suggested and it indicates that the problem is coming from the triple loop:31 KB (4,189 words) - 15:54, 16 November 2017
- Here is a description of the GEOS-Chem dry deposition scheme from several journal a <blockquote>Dry deposition of oxidants and water soluble species is computed using a resistance-in-series model based on the original formulati40 KB (5,780 words) - 14:58, 18 October 2019
- ...efore combined several news items into a Fall 2011 newsletter. This issue is also the offical notification of the release of [[GEOS-Chem v9-01-02]]. ...eas.harvard.edugeos/geos_working_groups.html GEOS-Chem Working Group] that is most relevant to your research. You can also sign up for the relevant [[Su27 KB (4,206 words) - 14:06, 19 June 2019
- Here is the assessment form for 1-month benchmark simulation '''v9-02r with GEOS-FP #*The v9-02r GEOS-FP benchmark (July 2013 met) uses GFED year 2011, which is the last available GFED3 year.106 KB (16,718 words) - 19:15, 19 June 2017
- ...ts 2006 contains biofuels and not Streets 2000. So in biofuel_mod.f, there is to change the following lines to avoid double counting biofuel emissions ov ! If we are over SE ASIA and are using Streets 2006 (that is36 KB (5,768 words) - 15:06, 19 June 2019
- ...nce formation of sulfate-nitrate-ammonium on coarse mode sea salt and dust is excluded. Submicrometer-sized particles are likely to reach gas-aerosol equ ...e humidities reach high values on a daily basis, the metastable assumption is acceptable.</blockquote>28 KB (4,263 words) - 17:37, 14 January 2020
- ...="color:red"><big><strong>[https://geoschem.github.io/gamap-manual/ GAMAP] is now obsolete. We recommend using [https://gcpy.readthedocs.io GCPy] for an Routine <tt>CTM_GET_DATA</tt> is the main GAMAP data reader. It is called by the top-level <tt>GAMAP</tt> routine every time you read a file f41 KB (6,157 words) - 14:19, 19 July 2023
- ...="color:red"><big><strong>[https://geoschem.github.io/gamap-manual/ GAMAP] is now obsolete. We recommend using [https://gcpy.readthedocs.io GCPy] for an ...a year. For example, the Julian Day number of 2008/01/10 is 10 (since it is the 10th day of 2008).13 KB (1,907 words) - 14:20, 19 July 2023
- # <tt>GEOS.fp.asm</tt>, which indicates that the data is the GEOS-FP assimilated met product #the <tt>.nc4</tt> suffix which indicates that each file is stored in the netCDF-4 data format39 KB (6,282 words) - 11:36, 9 October 2018
- ...w of how leaf area index (LAI) data is used in GEOS-Chem. Leaf area index is defined as the total leaf surface area divided by the total surface area of <span style="color:red">'''''There is an issue under investigation with v6 of the Yuan processed MODIS LAI. For m33 KB (5,406 words) - 21:11, 20 November 2023
- ...hem, we pass arrays as arguments from one routine to another. But if this is not done properly, it can cause GEOS-Chem to use an excessive amount of mem This very technical description of how Fortran passes arrays to subroutines is taken from the [http://acmg.seas.harvard.edu/geos/wiki_docs/compilers/main_41 KB (5,296 words) - 20:26, 3 January 2017
- ...i-model-dev.net/5/1471/2012/gmd-5-1471-2012.html (Article)] The net result is a 11-12% decrease in the global flux for isoprene, and a 30% increase in th ...ndard fullchem. Another under-the-hood change is that the PCEEA/PECCA flag is no longer needed since we use this scheme exclusively now.</blockquote>33 KB (4,994 words) - 16:44, 15 October 2019
- '''''The GNU Fortran compiler is our recommended open-source compiler for GEOS-Chem.''''' ...rimented using different versions of GNU Fortran to build GEOS-Chem. Here is the compatibility matrix of GEOS-Chem versions vs. supported GNU Fortran co52 KB (7,498 words) - 17:56, 24 October 2023
- Here is the assessment form for 1-month benchmark simulation '''v9-01-03-Fix_for_IF Here is the assessment form for 1-month benchmark simulation '''v9-01-03r'''.82 KB (12,907 words) - 20:59, 20 June 2017
- ...e is invoked. However, these cause negligible slow down (the default model is actually slightly faster than the standard v9-01-03). Compiling with RRTMG= ...0 April 2015 and a 1-year benchmark simulation approved on 01 May 2015. It is included in the [[GEOS-Chem v10-01]] public release.26 KB (3,839 words) - 13:33, 8 October 2020
- ...problem we were having with [[KPP solvers FAQ|KPP]] in GEOS-Chem v8-02-03 is now solved. We've posted patched files on the FTP site: :The problem is that, somehow, KPP considers 3 species declared as "dead" in <tt>globchem.d23 KB (3,379 words) - 17:43, 15 November 2017
- Here is your December 2009 GEOS-Chem Newsletter. We would like to take this opport We encourage each GEOS-Chem user to join the Working Group that is most relevant to his/her area of research.14 KB (2,309 words) - 15:14, 19 June 2019
- ...need to decide how this fits in with the nighttime isoprene chemistry that is currently under development. ...in this simulation. Hydroxyacetone has a 1-2 day lifetime. Methylglyoxal is treated as a tracer so that it can be emitted from biomass burning plumes a21 KB (3,022 words) - 14:58, 25 September 2017
