GEOS-Chem model development priorities
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Contents
List of priorities identified at IGC5
This is a list of planned GEOS-Chem model development items, based on discussions and Working Group reports from the and 5th International GEOS-Chem Meeting (aka IGC5). The key model developer or model contact is identified for each item.
We count on user input to augment and prioritize this list, please contact your Working Group Chair or model scientist Daniel Jacob.
For immediate implementation (awaiting release)
Item | Author(s) | Status |
---|---|---|
APM aerosol microphysics | Fangqun Yu (SUNY Albany) | Will be included in v9-01-02 |
GFED3 biomass burning | Prasad Kasibhatla (Duke) | Will be included in v9-01-02 |
FAA/AEDT aircraft emissions inventory | Steven Barrett et al (MIT) | Will be included in v9-01-02 |
Aerosol deposition over snow/ice | Jenny Fisher (Harvard) | Will be included in v9-01-02 |
Seasonal variation of Asian NH3 emissions | Jenny Fisher (Harvard) | Will be included in v9-01-02 |
Cleanup of AOD diagnostics | Sungshik Patrick Kim (Harvard) | Will be included in v9-01-02 |
RETRO anthropogenic VOC emissions | Dylan Millet (U. Minnesota) | Will be included in v9-01-02 |
--Bob Y. 10:59, 6 June 2011 (EDT)
Ready to go in
Item | Author(s) | Status |
---|---|---|
Nested-grid Hg simulation | Lyatt Jaeglé (U. Washington) | |
Nested-grid CO2 simulation | Yuxuan Wang (Tsinghua U.) | |
Stratospheric P and k (monthly climatological) | Lee Murray (Harvard) | |
Inorganic chemistry updates | Mat Evans (Leeds) | |
GEIA 2005 Hg emissions | Bess Corbitt (Harvard) | |
Expanded SOA | Havala Pye (EPA/ORD) | |
Dust submicron size distribution for optics | David Ridley (Colo. State) | |
FlexAOD postprocessor | Gabriele Curci (U. L'Aquila) | Completed on 26 May 2011 |
GEIA emissions scale factor fix | Dylan Millet (U. Minnesota) | |
Longwave & shortwave RF codes for chemistry-climate | Fangqun Yu (SUNY Albany) | |
Improved sea salt emission & deposition | Lyatt Jaeglé (U. Washington) | Code delivered to GCST, awaiting implementation |
Improved snow scavenging and washout parameterization | Qiaoqiao Wang (Harvard) |
--Bob Y. 10:59, 6 June 2011 (EDT)
Almost there (< 6 months)
Item | Author(s) | Status |
---|---|---|
New soil NOx emission module | Rynda Hudman (UC Berkeley) | Code delivered to GCST, awaiting implementation |
APM capability for nested grid | Fangqun Yu (SUNY Albany) | |
TOMAS capability for nested grid | Jeff Pierce (Dalhousie) | |
Fix of global OH diagnostic | Mat Evans (Leeds) Jingqiu Mao (NOAA/GFDL) |
|
Chemical updates for atmospheric Hg | Bess Corbitt (Harvard) Jenny Fisher (Harvard) |
|
Streets future Hg emissions | Bess Corbitt (Harvard) | |
EPA/NEI2005 Hg emissions for US | Lyatt Jaeglé (U. Washington) | |
Hg(II) gas-aerosol partitioning | Helen Amos (Harvard) | |
Update to EDGAR 4 anthropogenic emissions | Qiang Zhang (Tsinghua) | |
Updated diurnal variation of US NEI emissions | Rynda Hudman (UC Berkeley) | |
Satellite-based NOx emission trends | Lok Lamsal (NASA GSFC) | |
PARANOX ship plume emissions | Geert Vinken (Eindhoven) | |
Interannual lightning | Lee Murray (Harvard) | |
Primary marine OA emissions | Kateryna Lapina (CSU) | |
Complete shift of biogenic VOC emissions from GEIA to MEGAN; retire GEIA | Dylan Millet (U. Minnesota) | |
Update HCN simulation | Qian Li (U. Edinburgh) Dylan Jones (U. Toronto) |
|
Implement GISS advection scheme for GISS-driven applications | GEOS-Chem Support Team |
--Bob Y. 11:10, 6 June 2011 (EDT)
Over the horizion (6-12 months)
Item | Author(s) | Status |
---|---|---|
Working with GEOS-5.7.3 | GEOS-Chem Support Team | |
Nested-grid model at 0.25° x 0.3125° resolution | Yuxuan Wang (Tsinghua) | |
High-resolution emissions for above nested-grid model | Yuxuan Wang (Tsinghua) | |
Improved acetone simulation | Emily Fischer (Harvard) | |
Tropospheric bromine chemistry | Justin Parrella (Harvard) | |
OVOC's dry deposition | Jingqiu Mao (NOAA/GFDL) | |
Improved planeflight diagnostic | Mat Evans (Leeds) | |
Chemistry diagnostics | Mat Evans (Leeds) | |
Documentation of chemical mechanism | Jingqiu Mao (NOAA/GFDL) | |
Box model version of GEOS-Chem chemical mechanism | Jingqiu Mao (NOAA/GFDL) | |
Improved operator splitting | Mauricio Santillana (Harvard) | |
Updated dicarbonyl simulation | May Fu (Peking U.) | |
3-D VOC source for tagged CO simulations | Dylan Jones (U. Toronto) | |
Replace CASA CO2 biosphere climatology with year-specific fluxes | Ray Nassar (Environment Canada) Dylan Jones (U. Toronto) |
|
Satellite diagnostic for XCO2 | Liang Feng (U. Edinburgh) | |
Move to 2° x 2.5° versions of GISS GCM ModelE and Model3 | Loretta Mickley (Harvard) | |
Implement IPCC AR5 scenarios | Loretta Mickley (Harvard) | |
CO2 inhibition effect for isoprene emisison | Loretta Mickley (Harvard) |
--Bob Y. 11:19, 6 June 2011 (EDT)
Longer term (> 12 months)
Item | Author(s) | Status |
---|---|---|
Column version of GEOS-Chem | GEOS-Chem Support Team | Development is ongoing |
Improved dust simulation in nested-grid model | Rokjin Park (Seoul Nat'l Univ.) | |
Isoprene chemistry | Mat Evans (Leeds) Jingqiu Mao (NOAA/GFDL) |
|
Improved atmospheric-ocean-land coupling of Hg simulation | Hg and POPs Working Group | |
Unified emissions pre-processor | Qiang Zhang (Tsinghua) | |
Update Asian emissions | Qiang Zhang (Tsinghua) | |
Primary biological aerosol particles (PBAP's) | Colette Heald (Colo. State Univ.) | |
Unified radiative forcing module for GEOS-Chem | Aerosols Working Group | |
Effective meteorolgical fields for dust and sea-salt emissions | GEOS-Chem Support Team | |
Dust simulation expansion; tagged simulation, oxalate, Fe, P | Matthew Johnson (NCSU) | |
Cloudwater pH for sulfate formation | Becky Alexander (U. Washington) | |
Benchmark for aerosol deposition | Colette Heald (Colo. State Univ.) | |
Tagged sulfate and nitrate simulation | Becky Alexander (U. Washington) | |
Read emission data at native resolution and regrid on the fly | GEOS-Chem Support Team | |
Improve ocean CO2 flux and resolution of anthropogenic sources | Ray Nassar (Environment Canada) | |
CESM/CAM5 interface for chemistry-climate | Rokjin Park (Seoul Nat'l Univ.) Joshua Fu (U. Tennessee) |
|
Link column version of GEOS-Chem with GEOS-GCM for chemistry-climate | GEOS-Chem Support Team |
--Bob Y. 11:33, 6 June 2011 (EDT)
Items that are now included in GEOS-Chem
Here we list new features that have since been brought into the standard mainline GEOS-Chem code. Each of these was identified as a priority at the 4th International GEOS-Chem Meeting in 2009 (aka IGC4) or the 5th International GEOS-Chem Meeting in 2011 (aka IGC5).
Item | Author(s) | Priority From | Completion Date |
---|---|---|---|
Improved BL mixing scheme | Jintai Lin | IGC4 | Now included in GEOS-Chem v8-02-02; released 08 Jun 2009 |
BC/OC aerosol emissions from Bond inventory | Eric Leibensperger | IGC4 | Now included in GEOS-Chem v8-02-02; released 08 Jun 2009 |
Chemical updates | Mat Evans Fabien Paulot Jingqiu Mao Paul Palmer |
IGC4 | Updated chemical mechanism and photolysis files globchem.dat, jv_spec.dat, ratj.d (see documentation) Now included in GEOS-Chem v8-02-01; released 26 May 2009 |
Common model adjoint and documentation | Daven Henze Kumaresh Singh Monika Kopacz |
IGC4 | Code merging session took place June 6-9, 2009 @ Virginia Tech
|
Local stratospheric ozone column from GEOS-5 | GEOS-Chem Support Team | IGC4 | Now included in GEOS-Chem v8-02-03, released 14 Oct 2009 |
KPP chemical solver | Kumaresh Singh | IGC4 | Now included in GEOS-Chem v8-02-03, released 14 Oct 2009 |
ICOADS ship emissions | Chulkyu Lee | IGC4 | Now included in GEOS-Chem v8-02-03, released 14 Oct 2009 |
Methane including tagged tracers | Kevin Wecht | IGC4 | Now included in GEOS-Chem v8-02-03, released 14 Oct 2009 |
Linoz stratospheric ozone chemistry | Dylan Jones | IGC4 | Now included in GEOS-Chem v8-02-04, released 24 Feb 2010 |
Aerosol data sets for benchmarking | Colette Heald | IGC4 | IMPROVE PM2.5 data are now included in the 1-yr benchmark plots starting with GEOS-Chem v8-02-04 |
TOMAS aerosol microphysics | Peter Adams Dan Westervelt Win Trivitayanurak |
IGC4 | Now included in GEOS-Chem v8-03-01, released 04 May 2010 |
Updated aerosol optical properties | Colette Heald Randall Martin and the Aerosols Working Group |
IGC4 | Now included in GEOS-Chem v8-03-01, released 04 May 2010 |
Global 1x1.25 model capability | Lok Lamsal | IGC4 | Now included in GEOS-Chem v8-03-01, released 04 May 2010 |
ISORROPIA II | Havala Pye Thanos Nenes Becky Alexander |
IGC4 | Now included in GEOS-Chem v8-03-01, released 04 May 2010 |
CO2 including tagged tracers | Ray Nassar | IGC4 | Now included in GEOS-Chem v8-03-02, released 07 Sep 2010 |
Terrestrial and deep ocean mercury | Nicole Smith-Downey Elsie Sunderland Chris Holmes and Team-Hg |
IGC4 | Now included in GEOS-Chem v8-03-02, released 07 Sep 2010 |
Acquire long-term MERRA archive | GEOS-Chem Support Team | IGC4 | Now included in GEOS-Chem v9-01-01, released 10 Feb 2011 |
--Bob Y. 11:21, 10 May 2011 (EDT)
Items that have yet to be included in GEOS-Chem
We are working towards adding each of these new features into future GEOS-Chem releases. Each of these was identified as a priority at the 4th International GEOS-Chem Meeting in 2009 (aka IGC4) or the 5th International GEOS-Chem Meeting in 2011 (aka IGC5).
Item | Author(s) | Priority From | Status |
---|---|---|---|
APM aerosol microphysics | Fangqun Yu | IGC4 | Incorporated and validated in GEOS-Chem v9-01-02, awaiting release |
GFED3 biomass burning | Prasad Kasibhatla | IGC4 | Incorporated into GEOS-Chem v9-01-02, awaiting release |
FAA aircraft emissions inventory | Steven Barrett et al | IGC4 | Incorporated and validated in GEOS-Chem v9-01-02, awaiting release |
Anthropogenic VOCs update | Dylan Millet |
IGC4 | The RETRO anthropogenic VOC emissions will be included into GEOS-Chem v9-01-02. |
Updated soil NOx emissions | Randall Martin Rynda Hudman |
IGC4 | Slated for inclusion into GEOS-Chem v9-01-02 or GEOS-Chem v9-01-03 |
Tropospheric bromine chemistry | Justin Parrella | IGC4 | Substantially complete but undergoing further validation. Slated for inclusion into GEOS-Chem v9-01-03. |
Updated strat chem. from GMI Combo | Dylan Jones | IGC4 | Slated for inclusion GEOS-Chem v9-01-02 or GEOS-Chem v9-01-03. |
Convert model output to NetCDF | GEOS-Chem Support Team | IGC4 | Lee Murray has mature code for reading netCDF files, which will be installed at the same time as the strat chem from GMI Combo. The code can be extended to write netCDF files, but this will be more time-consuming. |
Addition of aromatics to SOA simulation | Daven Henze | IGC4 | to be added in short order following v8-02-01 release |
Archive tropospheric OH fields from benchmark runs | GEOS-Chem Support Team | IGC4 | |
Flexible region mask for tagged tracers | Dylan Jones Prasad Kasibhatla |
IGC4 | |
Data servers for chemistry/climate databases | Loretta Mickley | IGC4 | |
Interannual lightning | Lee Murray | IGC4 | |
Fire injection heights | Maria Val Martin | IGC4 | |
CCSM3 interface | Rokjin Park | IGC4 | |
PBAP | Colette Heald | IGC4 | |
Sulfate/nitrate isotopes | Becky Alexander | IGC4 | |
ESMF/MPI capability | GEOS-Chem Support Team | IGC4 | GEOS-Chem column code is being interfaced into the GEOS-5 GCM |
Spatial reduction mechanism | Mauricio Santillana | IGC4 | |
GISS Model E interface | Lee Murray | IGC4 | Please read the GISS Model E Memo by (Lee Murray and Loretta Mickley) for the latest information. |
--Bob Y. 11:34, 10 May 2011 (EDT)