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- The following table is a quick summary of the GMAO meteorological data products that have been use |Is this data still being produced?30 KB (4,329 words) - 20:22, 20 September 2022
- .../tt> will be removed (along with the other SMVGEAR routines) once FlexChem is implemented into GEOS-Chem.'''''</span> ...ave corrected this error by first making sure that each <tt>IL*</tt> index is nonzero before doing the corresponding <tt>IF ( J = ... )</tt> test:43 KB (6,754 words) - 15:22, 19 June 2019
- ...s flux from level 1 to level 2 and ND26(:,:,LLPAR) is all zeros). This fix is added into [[GEOS-Chem v11-02#v11-02b|v11-02b]]. ...planation below is intended for GEOS-Chem versions 8-01-03 and newer, that is the versions with the updated advection.8 KB (1,375 words) - 20:22, 2 January 2019
- There is an instance of the compiler installed on glooscap, which you can load by do '''geos-chem-libraries-intel11''' is a bundle of software required to build and run the latest version of GEOS-C14 KB (2,171 words) - 15:18, 19 June 2019
- ...al Panel on Climate Change (hereinafter IPCC) [2001]. Anthropogenic sulfur is emitted as SO2 except for a small fraction as sulfate (5% in Europe and 3% ...y averages from ''Kettle et al.'' [1999], and the transfer velocity of DMS is computed using an empirical formula from ''Liss and Merlivat'' [1986] as a17 KB (2,587 words) - 20:10, 19 September 2022
- #TURBDAY (''Dale Allen, U. Maryland''): Full PBL mixing. This is contained in source code file <tt>pbl_mix_mod.f</tt>. ...F (''Jintai Lin and Michael McElroy''): Non-local PBL mixing scheme. This is contained in the source code files <tt>vdiff_pre_mod.f</tt> and <tt>vdiff_m8 KB (1,241 words) - 20:42, 13 July 2023
- :Everything is fine if LD24 = LLPAR but it seems to go wrong if you try to output a subset SCALEX = SCALE_A1 ! MERRA SLP is hourly38 KB (5,526 words) - 15:22, 19 June 2019
- ===What is involved in running a nested grid simulation?=== === Is it possible to run nested GEOS-Chem simulations on the AWS cloud? ===11 KB (1,499 words) - 19:04, 13 July 2020
- This page is intended to incorporate the latest version of [http://jpldataeval.jpl.nasa. ...ature sensitivity value, E/R, is entered following JPL format, so the sign is opposite of the GEOS-Chem format. The updates will be tested in the benchm34 KB (5,418 words) - 18:21, 9 March 2016
- ...deg; lat x 0.625° lon x 72 hybrid sigma/pressure levels. MERRA-2 data is stored on the same vertical grid as the [[GEOS-FP|GEOS-5 "forward processin ...data, except that the native resolution of the archived MERRA-2 data files is now 0.5° x 0.625°.'''''</span>25 KB (3,634 words) - 18:47, 28 May 2020
- Here is your March 2010 Newsletter. We encourage each GEOS-Chem user to join the Working Group that is most relevant to his/her area of research.13 KB (2,023 words) - 22:47, 6 December 2016
- The next telecon is scheduled for May-June 2012, date TBD. Here is a summary of [[GEOS-Chem Support Team]] activities:22 KB (3,410 words) - 18:27, 8 December 2016
- ...determined by emissions and transport (and therefore not a tracer). If so, is there a way to easily visualize or extract these input concentrations? :Yes, in the full chemistry mechanism, CH4 is a constant. The values for years and latitude bands are set by routine <co15 KB (2,305 words) - 20:53, 20 September 2022
- *Surface upwards (in GEOS-Chem "Classic"); L=1 is the surface *Surface upwards (in met field files read in by GEOS-Chem); L=1 is the surface34 KB (3,049 words) - 15:03, 19 June 2019
- ...n 8-byte integer by compiling with <tt>-i8</tt>. In most circumstances it is OK to use 4-byte integers, unless you need to point to a memory location or ...term <tt>DOUBLE PRECISION</tt>. This is the same as <tt>REAL*8</tt> -- it is an 8-byte floating point.21 KB (3,003 words) - 15:39, 19 June 2019
- ...="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 good primer for creating and manipulating IDL color tables is: [http://acmg.seas.harvard.edu/forum_files/cdh_ColorInIDL.pdf ''Working wi10 KB (1,773 words) - 14:20, 19 July 2023
- ...GEOS-Chem Meeting]! A quick comparison with online GEOS-Chem calculations is given in [http://pumpkin.aquila.infn.it/flexaod/download/FlexAODv1.4.pdf th This will create the subdirectory "<tt>flexaod_vX.Y</tt>", here is a quick look at the content:22 KB (3,327 words) - 20:58, 20 September 2022
- ...ault GCHP run directory settings. For all simulations, the following setup is used: The GCHP simulation is performed with the following computational environment and model setup:17 KB (2,711 words) - 18:58, 10 May 2019
- ...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 ...es</tt>, and this value is then assigned to the <tt>dim</tt> array (which is an INT array; max value 32767).16 KB (2,641 words) - 19:09, 16 September 2022
- ...ctober 5, or October 12). We will announce the meeting date as soon as it is established. ...ning of the GEOS–Chem community and faster sharing of new model features is promoted by users offering co-authorship for recent developments.11 KB (1,728 words) - 18:13, 8 December 2016
- ...chem/issues/372 Fix run-time error when optional Luo wet deposition scheme is turned on] ...Skip reading FLASH_DENS and CONV_DEPTH fields when lightning NOx extension is turned off]133 KB (18,781 words) - 21:13, 21 June 2021
- # v8-01-01 Run0 vs. v8-01-01 Run1 is a clean comparison for the switch from ISORROPIA to RPMARES. .../cm3 in simulations that he had performed. '''''Therefore the "quick fix" is probably the major factor driving the drop in mean OH in the v8-01-04 runs.23 KB (3,442 words) - 17:39, 15 November 2017
- Here is your October 2009 GEOS-Chem Newsletter! Happy autumn to one and all! ...://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 (1,417 words) - 15:20, 19 June 2019
- ...nt [http://gmao.gsfc.nasa.gov NASA/GMAO] operational met data product. It is produced with a native resolution of 0.25° (lon) x 0.3125° (lat) x ...imilation System (aka GEOS-DAS). This means that the "5.7.x" nomenclature is no longer correct. For this reason, we shall refer to this product as GEOS34 KB (5,204 words) - 14:15, 15 May 2017
- ...style="color:red">'''''NOTE: The QFED biomass burning emissions inventory is available for simulations with [[GEOS-Chem v10-01]] and higher versions via ...degrees. Generally, the QFED data stored in the [[HEMCO data directories]] is the improved 0.1x0.1 product. Occasionally the 0.25x0.3125 product may be s9 KB (1,367 words) - 19:33, 19 July 2018
- ...e="color:red"><big><strong>[https://geoschem.github.io/gamap-manual GAMAP] is now obsolete. We recommend using [https://gcpy.readthedocs.io GCPy] for an ...tring of text characters is equivalent to an array of byte values. A byte is a collection of 8 bits and may express values from 0-255. The [http://www.14 KB (2,292 words) - 14:20, 19 July 2023
- ...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 This is the same as (showing the implicit lon/lat range associated with the data):13 KB (1,949 words) - 19:08, 16 September 2022
- Here is your May 2010 Newsletter...just in time for the Memorial Day Weekend! ...ning of the GEOS–Chem community and faster sharing of new model features is promoted by users offering co-authorship for recent developments.11 KB (1,703 words) - 15:44, 19 June 2019
- <span style="color:red">'''''Some of this information is out of date. We are in the process of updating the GEOS-Chem Classic user m There is no "preferred" resolution for generating boundary conditions. More often t32 KB (4,575 words) - 19:09, 17 August 2021
- Here is your August 2010 GEOS-Chem Newsletter...just in time for the dog days of su ...ning of the GEOS–Chem community and faster sharing of new model features is promoted by users offering co-authorship for recent developments.12 KB (1,942 words) - 18:13, 8 December 2016
- [[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 on18 KB (2,894 words) - 16:50, 8 December 2016
- ...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 so20 KB (3,149 words) - 20:10, 22 May 2017
- ...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 of12 KB (1,903 words) - 20:00, 2 January 2019
- 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 relationshi21 KB (3,286 words) - 16:51, 15 July 2019
- 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
- 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
- '''''NOTE: Registration is now closed.''''' '''Matthew Cooper''', who is working with Randall Martin at Dalhousie University, will join the GEOS-Che20 KB (3,183 words) - 14:05, 19 June 2019
- 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
- ...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
- <span style="color:red"><big><strong>The POPs simulation is currently stale in [[GEOS-Chem 13.0.0]] and later versions. We look to the ...d approved on 14 Sept 2015. Additional benchmarking of the POPs simulation is in progress.'''''</span>15 KB (2,271 words) - 14:18, 20 September 2022
- ...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 a18 KB (2,561 words) - 20:18, 22 September 2022
- ...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 change9 KB (1,412 words) - 21:08, 1 June 2023
- ..., 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
- ...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 (1,970 words) - 17:33, 24 October 2023
- #<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 has20 KB (3,001 words) - 15:15, 19 June 2019
- ...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 necessa14 KB (2,160 words) - 17:42, 15 November 2017
- Here is the June 2009 GEOS-Chem Newsletter. Happy Summer Solstice! |Validation is ongoing13 KB (1,989 words) - 18:12, 8 December 2016
- ...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
- 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 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 wildcard21 KB (2,963 words) - 05:45, 8 October 2023
