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- ...with the latest release of GEOS-Chem, v8-02-01. This merged adjoint model is now the standard adjoint code into which all further development efforts wi The forward model on which the adjoint is based originally corresponded to GEOS-Chem v8-02-01. It was subsequently up54 KB (8,455 words) - 16:52, 29 February 2024
- #Glyoxal chemistry ''(May Fu)'' ('''''NOTE: This is an option which is turned off by default''''') # v8-01-04 Run2 vs. v8-01-04 Run1 is a clean comparison between the GEOS-5.0.1 and GEOS-5.1.0 met products.15 KB (2,286 words) - 17:40, 15 November 2017
- ...ou can edit the <tt>CopyRunDirs.input</tt> file so that the following line is uncommented under <tt>RUNS</tt>: ...s. This script uses an input file named <tt>CopyRunDirs.input</tt>, which is also located in the <tt>perl</tt> directory.16 KB (2,212 words) - 21:31, 8 December 2020
- Support for GEOS FP meteorology has been added. Nested support is on the way and will be supported very soon. ...l NH3 (GEIA) and Volcano SO2 emissions are not yet supported. Offline CH4 is supported. Tagged CO requires revision of archived OH and O3 production an24 KB (3,507 words) - 16:06, 5 June 2022
- ...GBD-MAPS total anthropogenic emissions by default; emissions by fuel type is optional ...FP meteorology for July 2016 are from the GEOS-5.13.1 system while MERRA-2 is frozen at GEOS-5.12.4. See NASA GMAO's website for more details on differen448 KB (58,579 words) - 18:10, 3 January 2023
- Here is your November GEOS-Chem Newsletter. Claire Carouge has arrived in Australia! She is now providing support for GEOS-Chem from her location in Canberra. We ask12 KB (1,902 words) - 18:22, 8 December 2016
- The current released version of GEOS-Chem is [[GEOS-Chem v9-01-03|v9-01-03]], released in September 2012. If you have n #The [[Hg and POPs Working Group]] is working on a 1-yr [[Mercury|Hg simulation]], based on v9-02c.12 KB (1,964 words) - 14:08, 19 June 2019
- ...ementation of the MARS-A scheme of ''Binkowski and Roselle'' [2003]. This is an alternative option. ...heme [''Fountoukis and Nenes'', 2007], whose implementation into GEOS-Chem is described by [http://acmg.seas.harvard.edu/publications/pye/pye_2009.pdf ''11 KB (1,828 words) - 16:27, 18 June 2019
- ...s. Please also visit our [[Global Terrestrial Mercury Model]] page, which is an option that can be used with the GEOS-Chem mercury simulation. ...Jenny Fisher, Anne Soerensen, Noelle Selin, and others. The benchmark code is publicly available though you need a (free) account on github. If you'd lik17 KB (2,814 words) - 14:52, 18 October 2023
- <blockquote>Trend data for the following regions is derived from:</blockquote> ...year to 2003, the last year of available statistics, unless its base year is after 2003. Our approach follows ''Bey et al.'' (2001) and ''Park et al.''10 KB (1,471 words) - 18:21, 24 October 2023
- ...burning_emissions#25-Sep-2007|Last year of GFED2 biomass emissions, (which is now 2006)]] into v8-01-01. #* The only difference is that this benchmark was done w/ GEOS-5 met and v7-04-13 was done w/ GEOS-413 KB (1,925 words) - 18:05, 20 June 2017
- ...d in at 2x2.5, and re-gridded to whatever resolution the actual simulation is using REGRID_A2A</p> ..., though the GEOS4/GCAP treatment should be identical and preferable as it is more universal.</p>12 KB (2,004 words) - 09:35, 19 April 2018
- ...deg; lat x 0.625° lon x 72 vertical levels. The horizontal resolution is 2x coarser than the GMAO "forward processing" product (which we refer to as *The original name in the GEOS-FP raw data files is FRLANDICE.22 KB (3,364 words) - 02:50, 9 July 2019
- ...best way to examine the contents of your Git-backed GEOS-Chem source code is to use the '''gitk''' viewer. There are two ways to do this: The local time in seconds is then used to compute the field9 KB (1,394 words) - 20:27, 5 August 2019
- *CEDS is the default global ship emission inventory in [[GEOS-Chem 12#12.1.0|GC 12.1 *HTAP is a research option but not a standard option.13 KB (1,914 words) - 16:08, 20 September 2022
- ...ked in the stratosphere. Therefore, a robust definition of the tropopause is required. The location of the tropopause is computed at each dynamic timestep of a GEOS-Chem simulation, according to t3 KB (464 words) - 14:40, 13 July 2023
- *NOTE: Will not affect benchmarks because this function is not currently used *NOTE: Will not affect benchmarks, because the benchmark year is 2019, and we are only adding new years 2020-2022.347 KB (45,155 words) - 19:50, 5 October 2023
- Here is your November 2009 GEOS-Chem Newsletter. Happy Thanksgiving to one and all ...asure interacting with so many of you, taking part to so many projects. It is going to feel empty for a while! I will sure bring back with me many friend11 KB (1,521 words) - 18:12, 8 December 2016
- The next GEOS-Chem Steering Committee telecon date is '''''Tuesday, January 25th, 2011 @ 10:30 ET (15:30 GMT)'''''. Contact your ...Working Group Chairpersons to be informed about the type of research that is being conducted by individual GEOS-Chem users while avoiding duplication of15 KB (2,259 words) - 18:25, 8 December 2016
- ...259200 points). File size is saved by only including land point fluxes (it is a biosphere model, after all), leaving 62433 points. ...0.5x0.5° (basically map the flux to match the corresponding points if it is a land point, or set to 0 if not). Then I can worry about aggregating to ot3 KB (462 words) - 19:18, 16 February 2016
- The problem is that when the actual number of tracers is increased beyond 120, this results in an array-out-of-bounds error. The fix is to use the <tt>MAX_DIAG</tt> and <tt>MAX_TRACER</tt> parameters from the <t14 KB (2,236 words) - 16:02, 16 November 2017
- GEOS–Chem model development is done in a distributed manner. [https://geoschem.github.io/geos-chem-people- === Git is a distributed source code management system ===5 KB (800 words) - 20:27, 20 September 2022
- ...ducts/NRT_products.php version 5.12.4]. Overall, the structure of MERRA-2 is very similar to the GMAO "forward processing" data product, which we refer *[[List_of_MERRA_met_fields#SNOMAS|Missing coverage at poles is now corrected, as per MERRA]]25 KB (3,861 words) - 18:49, 28 May 2020
- === What is CMake? === CMake is a program that generates Makefiles. This is an oversimplification, but it describes the essence of CMake.7 KB (961 words) - 23:34, 9 November 2020
- ...en if the global & local error criteria were satisfied. If this condition is encountered, we now revert to the concentrations at the end of the previous ...omass_burning_emissions#25-Sep-2007|Last year of GFED2 biomass emissions]] is still 2005 in this version. If you want to use the 2006 emissions you will6 KB (1,003 words) - 18:22, 20 June 2017
- Happy New Year 2010 to one and all! Here is your January Newsletter. We encourage each GEOS-Chem user to join the Working Group that is most relevant to his/her area of research.9 KB (1,392 words) - 18:17, 8 December 2016
- On this page we discuss the land map from Jennifer Olson that is currently used by the GEOS-Chem [[Dry deposition]] and [[Soil NOx emissions ...r to facilitate the SEAC<sup>4</sup>RS campaign). The Olson 2001 land map is now used with all Met sources in GEOS-Chem.19 KB (2,688 words) - 20:08, 2 January 2019
- where <tt>NAME</tt> is to be the name of the feature or bug fix that you are implementing. ...e in a Git-backed code directory, and want to know what the current branch is, type:6 KB (915 words) - 20:27, 5 August 2019
- ...nch to an earlier commit, you can use Git's '''hard reset''' option. This is best done with the [[Viewing_the_revision_history#Use_Gitk_to_see_a_graphic In this example above, the '''feature/MyFeature''' branch is checked out, and has some '''unstaged changes'''. These are updates that h8 KB (1,267 words) - 20:30, 5 August 2019
- Below is the definition of PM2.5 used in GEOS-Chem and approved by the [[Aerosols Wo The SIA recommendation at 35% RH is less certain since it depends on the efflorescence RH of the SIA in the aer10 KB (1,374 words) - 13:32, 4 November 2021
- ...="color:red"><big><strong>[https://geoschem.github.io/gamap-manual/ GAMAP] is now obsolete. We recommend using [https://gcpy.readthedocs.io GCPy] for an ...the regridding and is unable to read the fields properly if the diagnostic is not defined in diaginfo.dat.7 KB (1,068 words) - 14:20, 19 July 2023
- The tables below list the following parameters for each diagnostic that is archived to bpch format: |A list of simulations for which this particular diagnostic is valid.133 KB (18,925 words) - 19:57, 16 September 2022
- The GMAO "forward processing" (aka GMAO FP or GEOS5-FP) met field product is the latest update of the GMAO GEOS-5 met data product. GEOS FP has finer na '''GEOS-FP is the name of our GEOS-Chem met field archive of the GMAO FP product.''' In25 KB (3,881 words) - 18:59, 13 February 2024
- ...slated for removal from [[GEOS-Chem v11-01]] once the new FlexChem solver is implemented.'''''</span> ...on two of our machines tuque and beret. One of the error messages on tuque is like this:5 KB (637 words) - 20:54, 10 February 2016
- Here is the August 2009 GEOS-Chem Newsletter. ...://acmg.seas.harvard.edu/geos/geos_working_groups.html Working Group] that is most relevant to his/her area of research. For more information about a pa9 KB (1,496 words) - 14:15, 19 June 2019
- ...ons developed by [[User:Fabien_Paulot|Fabien Paulot]]. A full description is given in [http://acmg.seas.harvard.edu/publications/2014/paulot2014_emissio ...in spring associated with manure and mineral fertilizer application. There is some evidence for the effect of European regulations of NH3 emissions, nota13 KB (2,004 words) - 14:43, 19 June 2019
- ...d the output from the 12.2.0-TransportTracers benchmark confirms that mass is now conserved for both mixing schemes. ...alability, and memory usage for this benchmark increased from 12.0.0. This is primarily because this benchmark saves out monthly netCDF diagnostics in <t47 KB (6,910 words) - 19:14, 14 December 2022
- Committing is best done with the [[Using Git GUI|Git GUI]]. *'''New commit:''' This is the default. Assumes you are making a totally new commit.6 KB (1,045 words) - 20:28, 5 August 2019
- * Validation is ongoing |Fix unintuitive error handling when untemplated file is missing178 KB (22,566 words) - 17:24, 26 October 2022
- Registration for IGC6 is now closed. If you cannot attend the meeting, you may view IGC6 talks via ..., please take a moment to write to the co-chairs of the Working Group that is best aligned with your research interests in order to let them know about t15 KB (2,311 words) - 15:40, 19 June 2019
- Merging is the process of combining two Git branches together. It can be done either The easiest way to merge branches is by using the Git GUI. Follow these steps:5 KB (772 words) - 20:29, 5 August 2019
- ...ed executes roughly 3-4 times faster than previous versions! This speed-up is due to parallelization within input read across one node, and the MAPL upda ...issue but we find that doing so changes the output. Lizzie Lundgren (GCST) is investigating differences in GCHP output that happen when restarting a simu71 KB (9,614 words) - 16:19, 26 August 2020
- ...em/images/1/15/GFED4.1_README.pdf attached]. This latest version GFED 4.1s is being released July 3, 2015. ...ated (though updates are very minor). In addition, from 2003 onwards there is now daily and diurnal info available in the dataset - this should be added12 KB (1,923 words) - 13:33, 12 May 2023
- On this page we describe the Global Terrestrial Mercury Model (GTMM), which is an option in the current [[Mercury|GEOS-Chem mercury simulation]]. ...ing of mercury in organic soils is controlled by the cycling of carbon and is modeled within the carbon cycling framework of the CASA biogeochemical mode4 KB (647 words) - 14:49, 18 October 2023
- Here is the latest GEOS-Chem Newsletter ... The GEOS-Chem Meeting Recap edition. All users are encouraged to join the GEOS-Chem Working Group that is most closely aligned with their area of research. Please contact the relev6 KB (1,013 words) - 18:23, 8 December 2016
- <span style="color:darkorange">'''''FINN is available as an option for simulations with [[GEOS-Chem v10-01]] and higher ...INN v1.6 is turned off in the "out-of-the-box" GEOS-Chem simulations (GFED is used instead). However you can turn on FINN emissions in the [[HEMCO|HEMCO12 KB (1,925 words) - 15:18, 26 October 2018
- |Preserve mass conservation when advection is off by adding delta pressure to internal state for mixing ratio scaling dur ...pecies as well as a transported species. The overall impact of this update is small, contributing to a global mean OH change of +0.0083%.53 KB (7,304 words) - 17:04, 13 February 2020
- ...on_Synoz_when_Linoz_is_set_to_false_in_input.geos|Turn on Synoz when Linoz is set to false in input.geos]] ...neflight.dat|Planeflight diagnostic fix: Stop with error if the plane type is not specified in Planeflight.dat]]41 KB (6,194 words) - 14:22, 22 March 2021
- This is the native resolution of the [[MERRA-2]] reanalysis product from GMAO. This is the [[MERRA-2]] native resolution nested grid over China and SE Asia.28 KB (1,714 words) - 11:35, 28 June 2023
- The [http://www.cs.uoregon.edu/research/tau/home.php TAU Performance System] is a profiling tool for performance analysis of parallel programs in Fortran, The best way to build TAU is with Spack.3 KB (530 words) - 18:12, 24 October 2023
- Here is the July 2009 GEOS-Chem Newsletter. Please take a moment to read it, ...://acmg.seas.harvard.edu/geos/geos_working_groups.html Working Group] that is most relevant to his/her area of research. For more information about a pa7 KB (1,160 words) - 18:23, 8 December 2016
- ...://acmg.seas.harvard.edu/geos/geos_working_groups.html Working Group] that is most relevant to his/her area of research. For more information about a pa Mat Evans is going to set up a telecon to discuss isoprene chemistry in GEOS-Chem. The7 KB (1,046 words) - 18:16, 8 December 2016
- ...ataset-mix.html. (Click on the "EN" tab for English.) The current version is MIX v1.1. <blockquote>Which year of inventory is GEOS-Chem using? 2008 or 2010?</blockquote>8 KB (1,130 words) - 15:14, 28 April 2016
- ...rkholder et al., 2015)." A new page ([[Updates in JPL Publication 15-10]]) is being created to compare rates between GEOS-Chem v10 and JPL Publication 15 ...th the statement in the accompanying notes that the rate at 298 K provided is the average of three references [Helleis, et al 1994; Leather et al. 2012;14 KB (2,217 words) - 20:19, 22 May 2017
- ...99; ''Chin et al.'', 2002; ''Chung and Seinfeld'', 2002]. All secondary OC is assumed to be hydrophilic. The four aerosol types in the model are further ...', 1986] dependent on local surface type and meteorological conditions; it is small compared to wet deposition. ''Liu et al.'' [2001] found no systematic10 KB (1,541 words) - 19:50, 2 January 2019
- This is the first GEOS-Chem benchmark to utilize [https://github.com/geoschem/gcpy ...h had a particularly active June. For example, 2009 June SO2 eruption mass is 4 times the average of the 2000-2009 June. The cycling option takes 2009 an21 KB (3,084 words) - 18:27, 4 June 2019
- One of the really nice features of Git is that it can create '''patch files''', or files which contain a list of chan The other way to share your code updates with others is to create a pull request from your local Github account. This will be desc9 KB (1,505 words) - 20:29, 5 August 2019
- ...parison/. The impact on total emissions from CEDS in the 1-month benchmark is: ...genic emissions. The impact on biogenic emissions from the MEGAN extension is:605 KB (76,005 words) - 18:49, 3 January 2023
- ...s based on their latest estimates, which run until 2012, if the old format is still useful post-HEMCO. ...MCO to more accurately regrid onto a variety of GEOS-Chem grids. This file is read with the [[HEMCO|HEMCO emissions component]] and will be validated wit9 KB (1,381 words) - 20:43, 16 September 2022
- ...e linearly between two consecutive time steps. The interpolation frequency is determined by the update frequency provided in the HEMCO configuration file ...nters 2014, the data is updated to 0.6 * DATA_2010 + 0.4 * DATA_2020. This is the default setting.</blockquote>6 KB (916 words) - 21:26, 13 July 2023
- '''''This version is currently in development''''' *[https://github.com/KineticPreProcessor/KPP/releases/tag/3.0.0 KPP 3.0.0 is now released]83 KB (11,024 words) - 16:10, 5 October 2023
- ...ctm.bpch</tt> and <tt>ts_satellite.bpch</tt>. In fact for ND51, a variable is declared with a wrong type. So in <tt>diag51_mod.f</tt> you need to replace ...Bob Yantosca have implemented a fix into <tt>diag3.f</tt> such that there is now a test for the name of each tracer. As a side-effect of this fix, you8 KB (1,244 words) - 17:38, 15 November 2017
- ...CMAQ, please use Barron Henderson's program <tt>pncglobal2cmaq</tt>, which is described on our [[Linking GEOS-Chem to CMAQ]] wiki page.'''''</span> The objective of this information is to facilitate use of CMAQ. Although this work was reviewed by EPA and appro7 KB (1,019 words) - 13:58, 19 June 2019
- == First, check if Git is already installed == To check if it is already installed, you can ask for the version at the Unix prompt. Type:3 KB (406 words) - 20:20, 5 August 2019
- When a new GEOS-Chem version is released, we recommend that you [[#Downloading a new GEOS-Chem version|down In this example, the '''master''' branch is checked out, which corresponds to GEOS-Chem version 12.3.2.7 KB (957 words) - 20:29, 5 August 2019
- ...nternalBenchmarks/GCC_13.3.0-alpha.3/Tables/OH_metrics.txt Global mean OH] is reduced by -1.49%. Complete results from a 1-month benchmark evaluating the ...expected because the function in which this bug occurs (<tt>CloudHet</tt>) is used in the rate computations of many heterogeneous reactions. See [https:150 KB (19,810 words) - 18:18, 19 February 2022
- ::Where ΔT is the emission timestep in seconds. *Emitted globally at the surface such that the mixing ratio is maintained at 100 ppbv7 KB (1,058 words) - 17:18, 24 October 2023
- '''''This version is the current stable version of GEOS-Chem''''' *Fast-JX is still available as a build option and remains the default for the Hg simula301 KB (39,724 words) - 18:10, 14 February 2024
- ...ospheric composition problems. Central management and support of the model is provided by the [https://acmg.seas.harvard.edu/ Atmospheric Chemistry Model *02 Apr 2024: [[GEOS-Chem 14.3.1]] is now available!6 KB (735 words) - 16:25, 2 April 2024
- A good measure of how well your job scales across multiple CPUs is the <span style="color:blue">ratio of CPU time to wall-clock time</span>. ...Us would have a CPU time / wall time ratio of exactly 8. This in practice is never attained due to file I/O as well as system overhead. By dividing the8 KB (1,058 words) - 20:44, 21 December 2015
- ...the existing nested-grid resolutions (0.5x0.667 or 0.25x0.3125), no change is necessary for the advection code. Only need to change the domain-specific p ...emissions in the nested-grid runs on the fly, but you should test if this is the case.3 KB (559 words) - 22:19, 11 January 2019
- ...questions of interest to the GEOS-Chem community. The goal of this webpage is to enable communication across the GEOS-Chem community about these projects ...surement teams if you are using the ATom observations, as many of the data is preliminary and may change.4 KB (602 words) - 15:45, 6 December 2019
- ...SS GCM allows for condensed water in the atmosphere (i.e., condensed water is not immediately precipitated), resulting in frequent nonprecipitating shall ...to both the Relaxed Arakawa and Hack/Zhang-McFarlane schemes in GEOS-Chem) is described in Section 1 of [http://acmg.seas.harvard.edu/geos/wiki_docs/depo4 KB (662 words) - 20:46, 13 July 2023
- ...ation in GEOS-Chem. This value is an indicator of how "hot" the chemistry is. Please also see the related topic about the [[Methyl chloroform lifetime| ...mark simulations. The mean OH is an indicator how the chemistry mechanism is performing. Typical values are 10–12 x 10<sup>5</sup> molecules cm<sup>-1710 B (108 words) - 14:54, 18 October 2023
- ...l GMAO met data product is now the [[GEOS-FP]] operational product , which is supported in [[GEOS-Chem v9-02]] and higher versions. We are processing GE ..."color:red">'''''The current GMAO reanalysis product is [[MERRA-2]], which is based on GEOS-DAS v5.12.4. MERRA-2 will look very similar to the current [1 KB (215 words) - 19:36, 9 February 2016
- ...error trap in to avoid a segmentation fault when the DustGinoux extension is turned off]] ...ons_when_GFED_is_turned_off|(v11-02f) Fix bug in biomass burning when GFED is turned off]]33 KB (5,225 words) - 20:46, 2 January 2019
- The GEOS-Chem source code repository is available for remote download via Git, from our Github repository: ...n your disk into which the GEOS-Chem source code files will be placed. It is up to you to pick <tt>LOCAL-CODE_FOLDER</tt>.4 KB (544 words) - 20:26, 5 August 2019
- #'''Unstaged Changes''' (@ top-left): An unstaged change is a modification that Git does not know about yet. If you modified any files This menu is pretty self-explanatory. You can choose to:3 KB (507 words) - 20:27, 5 August 2019
- *NOTE: This is an optional emissions inventory. ...ls/Aerosols_ColumnOptDepth.pdf AOD plots], where total AOD decreases. This is consistent with the [[FAST-JX_v7.0_photolysis_mechanism#Updated_aerosol_hyg108 KB (15,559 words) - 16:40, 15 October 2019
- The GEOS-Chem source code is maintained on Github.com at '''https://github.com/geoschem/geos-chem'''. Al We also recommend that you view this video tutorial, which is posted at our GEOS_Chem Youtube channel: [http://youtube.geos-chem.org '''y5 KB (676 words) - 14:56, 3 February 2021
- The aerosol simulation is an offline simulation for aerosol tracers only. It uses archived monthly m # The aerosol-only simuation is currently functional in GEOS-Chem Classic.5 KB (472 words) - 21:01, 20 September 2022
- ...//geos-chem.seas.harvard.edu/geos-welcome I am a GEOS-Chem new user. What is expected of me?] * What is the [[GEOS-Chem horizontal grids|horizontal resolution]] and [[GEOS-Chem ve5 KB (725 words) - 18:06, 20 September 2022
- ...[[NOx-Ox-HC-aerosol|full-chemistry simulation]]. The tagged O3 simulation is also used to spin up the ozone into steady-state when validating a new mete The default setting is the '''SIMPLE TAGGED O3 SIMULATION''', which carries 2 tracers:2 KB (345 words) - 17:24, 24 October 2023
- ...specific day and time, we recommend you check this list to make sure there is not a known issue with the met fields on that day. ...the only times we see an algorithm fail in FP and produce undefined values is in association with a very intense cyclone frontal system where a tropopaus10 KB (1,329 words) - 17:09, 11 August 2017
- ...blications/2012/Murray_et_al_2012.pdf Murray et al. (2012)]. Lightning NOx is mainly released at the top of convective updrafts following Ott et al. (201 :All that is needed [for this update] is to change the following line in hcox_lightnox_mod.F90 from13 KB (1,787 words) - 20:53, 27 November 2018
- ...ine dust emissions for 2016, so further validation with a 1-year benchmark is needed to ensure these changes make sense. ...d-independent lightning NOx emissions. The pattern of the changes globally is consistent with the expected changes from caused by regridding. Some differ96 KB (13,416 words) - 13:11, 10 October 2019
- ...at the surface by up to 5 ppb, primarily at high latitudes. Global mean OH is increased by 0.15% with these changes. :In the meantime, the 1-month benchmark is approved and we can move on to the 1-year benchmark.148 KB (20,511 words) - 17:29, 25 June 2020
- * Xu Feng is the current lead maintainer of the model, including scientific development ...al stages of development. Please contact us to express interest. A release is anticipated for Late 2020.3 KB (428 words) - 17:21, 30 July 2020
- The GEOS-Chem benchmarking procedure is described below. #If the update is for a [[GEOS-Chem_chemistry_mechanisms#Specialty_simulations|specialty simu6 KB (921 words) - 14:35, 18 October 2023
- '''''GNU Fortran is our recommended open-source compiler for GEOS-Chem.''''' ...compatible with the [[GNU Fortran compiler]], aka <tt>gfortran</tt>. This is a free and open-source compiler that comes pre-installed on many modern com3 KB (397 words) - 17:56, 24 October 2023
- ...et al., 2016 (under review in ''Atmospheric Chemistry and Physics''). This is an experimental mechanism that has not yet been included in the standard GE This chemistry is largely based on the scheme developed by Browne et al. (2014) for use in WR6 KB (859 words) - 00:48, 11 March 2016
- ...ins what was the problem, what was done to correct it and then what impact is to be seen in the results. You can find a full explanation and some output ...ons are changed by 30 min of transport and 60 min of chemistry. This state is not physically measurable. At the end of the second time step, tracers conc4 KB (553 words) - 15:12, 19 June 2019
- :The problem is that 65 years (1950~2014) of data are stored in a single file. But most use ...ith the current simulation year. This causes issues if the simulation year is beyond the last year of CEDS emissions available (2014). To avoid this issu7 KB (1,061 words) - 20:36, 16 July 2019
- ...de these types of files, you must create a <tt>.gitignore</tt> file. This is a text file containing the files (or file types, using the <tt>*</tt> wildc Here is what the <tt>.gitignore</tt> files that are found in each GEOS-Chem source2 KB (366 words) - 20:26, 5 August 2019
- Github is a site where you can host multiple Git repositories. It is particularly useful for open-source projects such as GEOS-Chem.3 KB (397 words) - 20:30, 5 August 2019
- Because the GEOS-FP meteorological product is an operational dataset, system changes and updates such as these are made a ...as a native resolution of 0.5 degree x 0.625 degree native resolution, and is generated with a “frozen” assimilation system based on the GEOS GCM ver22 KB (2,950 words) - 15:03, 28 May 2020
- ...Skip reading FLASH_DENS and CONV_DEPTH fields when lightning NOx extension is turned off] ...update causes large differences, most notably in the halogen species, and is responsible for a 3% increase in the global OH concentration.114 KB (16,240 words) - 11:56, 15 July 2020
- ...or:red"><big><strong>[https://geoschem.github.io/gamap-manual/GAMAP GAMAP] is now obsolete. We recommend using [https://gcpy.readthedocs.io GCPy] for an * is a self-contained, consistent, and user-friendly software package for readin2 KB (319 words) - 19:02, 16 September 2022
- ...~12 km), includes mass fluxes and derived winds. <br><b>Using these fields is an option in GCHP.</b> ...that will introduce a significant change in the full-chemistry simulation is tagged with an alpha version in Git. For each of these alpha versions, the435 KB (56,731 words) - 18:47, 12 January 2023
- ...users and engineers interested in model software development. Its purpose is to coordinate: ...8NTmnOi-cw8D3BZyaXIp8lQhs_fEozs/edit?usp=sharing Google spreadsheet] which is publicly viewable. Please contact the SE Working Group co-chairs to gain ed3 KB (415 words) - 17:25, 10 January 2023
