GEOS-Chem model development priorities: Difference between revisions
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On this page we list the current priorities for GEOS-Chem development. This list is continuously updated based on code readiness and input from the [https://geos-chem.seas.harvard.edu/geos-working-groups Working Groups] and the [https://geos-chem.seas.harvard.edu/geos-steering-cmte Steering Committee]. For history of past releases see the [[GEOS-Chem_versions|GEOS-Chem Versions wiki page]]. | On this page we list the current priorities for GEOS-Chem development. This list is continuously updated based on code readiness and input from the [https://geos-chem.seas.harvard.edu/geos-working-groups Working Groups] and the [https://geos-chem.seas.harvard.edu/geos-steering-cmte Steering Committee]. For history of past releases see the [[GEOS-Chem_versions|'''GEOS-Chem Versions wiki page''']]. | ||
== Merged and awaiting release == | == Merged and awaiting release == | ||
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|-valign="top" | |-valign="top" | ||
|align="center"|'''[[GEOS-Chem no-diff-to-benchmark]]''' | |align="center"|'''[[GEOS-Chem no-diff-to-benchmark]]''' | ||
|align="center"|'''[[GEOS-Chem 14. | |align="center"|'''[[GEOS-Chem 14.6.0]]''' | ||
|} | |} | ||
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|-valign="top" | |-valign="top" | ||
| | |New version of CEDS at 0.1 deg | ||
| | |Dandan Zhang (WashU) | ||
| | |Emissions | ||
|Simple | |Simple | ||
| | | | ||
*[https://github.com/geoschem/geos-chem/pull/ | *[https://github.com/geoschem/geos-chem/pull/2171 geos-chem PR #2171] | ||
* | * NOTE: There is a newer version of CEDS available. Eloise Marais suggests migrating to that once it is ready for inclusion to GEOS-Chem. | ||
|-valign="top" | |-valign="top" | ||
| | |Use USTAR read from GEOS instead of calculating from U10M and V10M | ||
| | |Yuanjian Zhang (WashU) | ||
| | |Emissions | ||
|Simple | |Simple | ||
| | | | ||
*[https://github.com/geoschem/HEMCO/issues/ | *[https://github.com/geoschem/HEMCO/pull/279 HEMCO PR #279] | ||
*NOTE: WashU will recompute mass tuning factors for each met field & resolution (GCClassic) | |||
|-valign="top" | |||
|Carbon simulation fixes in GCClassic and GCHP | |||
|Melissa Sulprizio (Harvard)<br>Lizzie Lundgren (Harvard) | |||
|Carbon simulation | |||
|Medium | |||
| | |||
*[https://github.com/geoschem/GCHP/issues/440 GCHP issue #440] | |||
*[https://github.com/geoschem/geos-chem/issues/2463 geos-chem issue #2463] | |||
*[https://github.com/geoschem/geos-chem/pull/2510 geos-chem PR #2510] | |||
|-valign="top" | |-valign="top" | ||
| | |Investigate potential performance gains of replacing the KPP Rosenbrock solver with the LSODE solver | ||
| | |Bob Yantosca (Harvard) | ||
| | |Chemistry | ||
|Medium | |Medium | ||
| | | | ||
*[https://github.com/geoschem/geos-chem/ | *[https://github.com/geoschem/geos-chem/pull/2482 geos-chem PR #2482] | ||
* | *[https://github.com/geoschem/geos-chem/pull/2483 geos-chem PR #2483] | ||
|-valign="top" | |-valign="top" | ||
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| | | | ||
*[https://github.com/geoschem/geos-chem/issues/2328 geos-chem issue #2328] | *[https://github.com/geoschem/geos-chem/issues/2328 geos-chem issue #2328] | ||
|-valign="top" | |||
|Make GC-Classic bit-for-bit reproducible upon restart<br>(part 1 of 2) | |||
|Lizzie Lundgren (Harvard) | |||
|GC-Classic | |||
|Medium | |||
| | |||
*[https://github.com/geoschem/geos-chem/pull/2521 geos-chem PR #2521] | |||
|-valign="top" | |||
|Capture all trop and PBL height changes in budget diagnostics | |||
|Chris Holmes (FSU)<br>Lizzie Lundgren (Harvard) | |||
|Diagnostics | |||
|Medium | |||
| | |||
*[https://github.com/geoschem/geos-chem/pull/2103 geos-chem PR 2103] | |||
|-valign="top" | |||
|Derive convective precipitation flux if using FP/IT generated with Grell-Freitas | |||
|Yuanjian Zhang (WashU)<br>Viral Shah (GMAO)<br>Lizzie Lundgren (Harvard) | |||
|Convection | |||
|Medium | |||
| | |||
*[https://github.com/geoschem/geos-chem/issues/2469 geos-chem Issue #2469] | |||
*[https://github.com/geoschem/geos-chem/pull/2523 geos-chem PR #2523] | |||
|-valign="top" | |||
|GCHP mass flux fixes | |||
|Yuanjian Zhang (WashU) | |||
|GCHP | |||
|Simple | |||
| | |||
*[https://github.com/geoschem/GCHP/pull/456 GCHP PR 456] | |||
|-valign="top" | |||
|HEMCO log print updates | |||
|Lizzie Lundgren (Harvard) | |||
|ESMs | |||
|Medium | |||
| | |||
*[https://github.com/geoschem/HEMCO/pull/296 HEMCO PR 296] | |||
|-valign="top" | |||
|Fix yaml reader bug with certain compilers | |||
|Lizzie Lundgren (Harvard) | |||
|Build | |||
|Simple | |||
| | |||
*[https://github.com/geoschem/geos-chem/pull/2486 geos-chem PR 2486] | |||
|} | |} | ||
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|-valign="top" | |-valign="top" | ||
| | |Retire CH4, CO2, tagCO simulations in favor of carbon simulation | ||
| | |Melissa Sulprizio (Harvard) | ||
|Carbon gases | |||
|Simple | |||
| | |||
| | |||
*[https://github.com/geoschem/geos-chem/issues/2387 geos-chem issue #2387] | |||
|-valign="top" | |||
|Correct the issue that injection height has been artificially decreased by HEMCO | |||
|Lixu Jun (Montana) | |||
|Emissions | |Emissions | ||
|Simple | |Simple | ||
|Delivered June 2024 | |Delivered<br>June 2024 | ||
| | |||
*[https://github.com/geoschem/geos-chem/issues/2330 geos-chem issue #2330] | |||
*[https://github.com/geoschem/geos-chem/pull/2358 geos-chem PR #2358] | |||
|-valign="top" | |||
|Capability to run GCClassic at 0.125x0.15625 resolution | |||
|Melissa Sulprizio (Harvard)<br>Xiaolin Wang (Harvard) | |||
|Nested grid | |||
|Simple | |||
|Delivered | |||
| | |||
*[https://github.com/geoschem/geos-chem/pull/1980 geos-chem PR #1980] | |||
*[https://github.com/geoschem/HEMCO/pull/290 HEMCO PR #290] | |||
|-valign="top" | |||
|Strat-adjusted RF in GCC and GCHP | |||
|Connor Barker (UCL)<br>Eloise Marais (UCL) | |||
|Radiation | |||
|Simple | |||
|Delivered | |||
| | | | ||
*[https://github.com/geoschem/geos-chem/ | *[https://github.com/geoschem/geos-chem/pull/2525 geos-chem PR #2525] | ||
|-valign="top" | |-valign="top" | ||
| | |Archived TCR-2 OH fields for carbon simulations | ||
| | |Kazu Miyazaki (JPL)<br>Melissa Sulprizio (Harvard) | ||
| | |Input data | ||
|Simple | |Simple | ||
| | |Data delivered<br>Oct 2024 | ||
| | | | ||
*[https://github.com/geoschem/geos-chem/ | *This will be the default OH, but users will have the option of selecting other OH fields | ||
*[https://github.com/geoschem/geos-chem/issues/2537 geos-chem issue #2537] | |||
|-valign="top" | |-valign="top" | ||
| | |Dust non-sphericity impacts on optical properties | ||
| | |Inderjeet Singh (WashU) | ||
| | |Aerosols | ||
|Medium | |Medium | ||
|Not yet delivered | |||
| | | | ||
|} | |} | ||
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|Not delivered | |Not delivered | ||
| | | | ||
*[https://github.com/geoschem/geos-chem/issues/2392 geos-chem issue #2392] | |||
|-valign="top" | |-valign="top" | ||
| | |Update UCX to include gravitational settling of aerosol species beyond just BCPI | ||
|Eloise Marais (UCL | |Conor Barker (UCL)<br>Eloise Marais (UCL) | ||
|Aerosols | |Aerosols | ||
|Not delivered | |Not delivered | ||
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| | | | ||
*Offline and online, ready to go in HEMCO (optional in addition to existing seasalt emissions) | *Offline and online, ready to go in HEMCO (optional in addition to existing seasalt emissions) | ||
|-valign="top" | |-valign="top" | ||
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|May Fu (SUSTech) | |May Fu (SUSTech) | ||
|Chemistry +<br>Deposition | |Chemistry +<br>Deposition | ||
|Not delivered | |Not delivered | ||
| | | | ||
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|Not delivered | |Not delivered | ||
| | | | ||
*[https://github.com/geoschem/geos-chem/issues/2389 geos-chem issue #2389] | |||
|-valign="top" | |-valign="top" | ||
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|Not delivered | |Not delivered | ||
| | | | ||
*[https://github.com/geoschem/geos-chem/issues/2388 geos-chem issue #2388] | |||
|-valign="top" | |-valign="top" | ||
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|-valign="top" | |-valign="top" | ||
|Australian emissions | |Australian Hg emissions (2000-2019) | ||
|Stephen MacFarlane (Wollongong)<br>Jenny Fisher (Wollongong) | |Stephen MacFarlane (Wollongong)<br>Jenny Fisher (Wollongong) | ||
|Emissions | |Emissions | ||
|Not delivered | |Not delivered | ||
| | | | ||
*[https://pubs.rsc.org/en/content/articlelanding/2022/em/d2em00019a MacFarlane et al. (2024)] | |||
*Includes emissions from black and brown coal power plants, various metal production/processing sources (Aluminium, gold, copper, lead, etc), waste products, cement production, oil refining and petroleum, chlor alkali plants, and cremation | |||
|-valign="top" | |-valign="top" | ||
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|Not delivered | |Not delivered | ||
| | | | ||
|} | |} | ||
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!width="100px"|Model scope | !width="100px"|Model scope | ||
!width="420px"|Notes and References | !width="420px"|Notes and References | ||
|-valign="top" | |-valign="top" | ||
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|KPP standalone + 3D Interface | |KPP standalone + 3D Interface | ||
|Obin Sturm (USC) | |Obin Sturm (USC) | ||
|Chemistry | |||
| | |||
|-valign="top" | |||
|NO2+OH+H2O kinetics | |||
|Mat Evans (York) | |||
|Chemistry | |||
| | |||
|-valign="top" | |||
|LSODES solver in KPP for faster kinetics | |||
|Haipeng Lin (Harvard) | |||
|Chemistry | |Chemistry | ||
| | | | ||
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|-valign="top" | |-valign="top" | ||
|Load balancing in chemistry solver (GCHP) | |Load balancing in chemistry solver (GCHP) | ||
|Zhouran | |Zhouran Sun (WashU) | ||
|Chemistry +<br>Performance | |Chemistry +<br>Performance | ||
| | | | ||
|-valign="top" | |-valign="top" | ||
| | |Active chemistry in mesosphere for both GCHP and GCClassic | ||
|Helena McDonald (MIT) | |Helena McDonald (MIT)<br>Sebastian Eastham (ICL) | ||
|Chemistry | |Chemistry | ||
| | | | ||
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| | | | ||
*Will have to change negative emissions from soil to a first-order loss process | *Will have to change negative emissions from soil to a first-order loss process | ||
|-valign="top" | |-valign="top" | ||
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|Dry Deposition | |Dry Deposition | ||
| | | | ||
*Available at https://zenodo.org/records/3614062#.XzvrH5NKjOR (GEOS-Chem 12.3.0) | |||
|-valign="top" | |-valign="top" | ||
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|-valign="top" | |-valign="top" | ||
|Historic biomass burning (1750-2010) | |Historic biomass burning (1750-2010) | ||
|Pengfei ( | |Pengfei Liu (Georgia Tech) | ||
|Emissions | |Emissions | ||
| | | | ||
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|Zichong Cheng (Harvard) | |Zichong Cheng (Harvard) | ||
|Emissions+<br>Carbon simulation | |Emissions+<br>Carbon simulation | ||
| | | | ||
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|Integration testing: Add stretched grid | |Integration testing: Add stretched grid | ||
|Lizzie Lundgren (Harvard) | |Lizzie Lundgren (Harvard) | ||
|Quality Assurance | |Quality Assurance | ||
| | | | ||
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|Integration testing: Add GCHP mass flux run | |Integration testing: Add GCHP mass flux run | ||
|Lizzie Lundgren (Harvard) | |Lizzie Lundgren (Harvard) | ||
|Quality Assurance | |Quality Assurance | ||
| | | | ||
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|Betty Croft (Dalhousie/WashU) | |Betty Croft (Dalhousie/WashU) | ||
|Quality Assurance | |Quality Assurance | ||
| | | | ||
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|Yuzhong Zhang (Westlake) | |Yuzhong Zhang (Westlake) | ||
|Chemistry | |Chemistry | ||
| | | | ||
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|Canadian forest fire prediction system (Canada government forecast model) | |Canadian forest fire prediction system (Canada government forecast model) | ||
|Robin Stevens (Montreal) | |Robin Stevens (Montreal) | ||
|Emissions | |Emissions | ||
| | | | ||
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|-valign="top" | |-valign="top" | ||
|VCP | |VCP emissions | ||
|Kevin Bates (CU Boulder) | |Kevin Bates (CU Boulder) | ||
|Emissions | |Emissions | ||
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|-valign="top" | |-valign="top" | ||
| | |Bidirectional land-atmosphere exchange for Hg | ||
|Yuying Cui (MIT/Tsinghua) | |Yuying Cui (MIT/Tsinghua) | ||
|Hg simulation | |Hg simulation | ||
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|Melissa Sulprizio (Harvard) | |Melissa Sulprizio (Harvard) | ||
|Structural | |Structural | ||
| | |||
|-valign="top" | |||
|Using 3-D precipitation fluxes to calculate precipitation formation and re-evaporation in scavenging (to be consistent with GEOS/GOCART & ground precipitation) | |||
|Gan Luo (Albany)<br>Hongyu Liu (NIA/LaRC)<br>Bo Zhang (NIA/LaRC) | |||
|Wet deposition | |||
| | | | ||
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|Iodine chemistry | |Iodine chemistry | ||
|Becky Alexander (UW)<br>Xuan Wang (CUHK) | |Becky Alexander (UW)<br>Xuan Wang (CUHK) | ||
|Chemistry | |Chemistry | ||
| | | | ||
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|-valign="top" | |-valign="top" | ||
| | |New observations (2010-2020) in standardized Hg benchmark for intercomparison | ||
|Eric Roy (MIT)/Ari Feinberg (IQF-CSIC) | |Eric Roy (MIT)/Ari Feinberg (IQF-CSIC) | ||
|Hg simulation | |Hg simulation | ||
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|-valign="top" | |-valign="top" | ||
| | |Possibly updating Hg oxidation chemistry based on Utah field campaigns | ||
|Jessica Haskins (Utah) | |Jessica Haskins (Utah) | ||
|Hg simulation | |Hg simulation |
Latest revision as of 21:49, 3 December 2024
On this page we list the current priorities for GEOS-Chem development. This list is continuously updated based on code readiness and input from the Working Groups and the Steering Committee. For history of past releases see the GEOS-Chem Versions wiki page.
Merged and awaiting release
See the links below for items merged and awaiting release.
Mergeable at any time | Version in development |
---|---|
GEOS-Chem no-diff-to-benchmark | GEOS-Chem 14.6.0 |
Feature integration in progress
Features listed in this table are actively being integrated into GEOS-Chem by the GEOS-Chem Support Team. In addition, we continuously implement structural updates in the model to maintain and develop coupling with other models including GEOS, CESM, and the model adjoint.
Feature | Contributor(s) | Model scope | Ease of implementation | Notes and References |
---|---|---|---|---|
New version of CEDS at 0.1 deg | Dandan Zhang (WashU) | Emissions | Simple |
|
Use USTAR read from GEOS instead of calculating from U10M and V10M | Yuanjian Zhang (WashU) | Emissions | Simple |
|
Carbon simulation fixes in GCClassic and GCHP | Melissa Sulprizio (Harvard) Lizzie Lundgren (Harvard) |
Carbon simulation | Medium | |
Investigate potential performance gains of replacing the KPP Rosenbrock solver with the LSODE solver | Bob Yantosca (Harvard) | Chemistry | Medium | |
Fix obspack - not working in 14.4.0 | Bob Yantosca (Harvard) | Diagnostics | Medium | |
Make GC-Classic bit-for-bit reproducible upon restart (part 1 of 2) |
Lizzie Lundgren (Harvard) | GC-Classic | Medium | |
Capture all trop and PBL height changes in budget diagnostics | Chris Holmes (FSU) Lizzie Lundgren (Harvard) |
Diagnostics | Medium | |
Derive convective precipitation flux if using FP/IT generated with Grell-Freitas | Yuanjian Zhang (WashU) Viral Shah (GMAO) Lizzie Lundgren (Harvard) |
Convection | Medium | |
GCHP mass flux fixes | Yuanjian Zhang (WashU) | GCHP | Simple | |
HEMCO log print updates | Lizzie Lundgren (Harvard) | ESMs | Medium | |
Fix yaml reader bug with certain compilers | Lizzie Lundgren (Harvard) | Build | Simple |
Prioritized and in the queue
Features listed in this table are prioritized for integration into GEOS-Chem in the near future.
Feature | Contributor(s) | Model scope | Ease of implementation | Delivery status | Notes and References |
---|---|---|---|---|---|
Retire CH4, CO2, tagCO simulations in favor of carbon simulation | Melissa Sulprizio (Harvard) | Carbon gases | Simple | ||
Correct the issue that injection height has been artificially decreased by HEMCO | Lixu Jun (Montana) | Emissions | Simple | Delivered June 2024 |
|
Capability to run GCClassic at 0.125x0.15625 resolution | Melissa Sulprizio (Harvard) Xiaolin Wang (Harvard) |
Nested grid | Simple | Delivered | |
Strat-adjusted RF in GCC and GCHP | Connor Barker (UCL) Eloise Marais (UCL) |
Radiation | Simple | Delivered | |
Archived TCR-2 OH fields for carbon simulations | Kazu Miyazaki (JPL) Melissa Sulprizio (Harvard) |
Input data | Simple | Data delivered Oct 2024 |
|
Dust non-sphericity impacts on optical properties | Inderjeet Singh (WashU) | Aerosols | Medium | Not yet delivered |
Ready to go in
Features listed in this table are ready to go in but have either not been delivered or are not yet prioritized for integration into GEOS-Chem.
Feature | Contributor(s) | Model scope | Delivery status | Notes and Refereneces
|
---|---|---|---|---|
Binary Activity Thermodynamic (BAT) model for non-ideal mixing of water and organics in organic aerosol | Camilo Serrano (McGill) Andreas Zuend (McGill) |
Aerosols | Not delivered | |
Update UCX to include gravitational settling of aerosol species beyond just BCPI | Conor Barker (UCL) Eloise Marais (UCL) |
Aerosols | Not delivered | |
Seasalt aerosol from sea ice leads (2002-2011) | Hannah Horrowitz (UIUC) | Aerosols | Not delivered |
|
Global organic N dep from various emissions; nitrate aromatics updates | May Fu (SUSTech) | Chemistry + Deposition |
Not delivered | |
Dry deposition to F90 to improve readability | Chris Holmes (FSU) | Dry Deposition | Not delivered | |
Ecophysiology module in GEOS-Chem for biosphere-atmosphere exchange | Joey Lam (CUHK) Amos Tai (CUHK) |
Dry deposition | Delivered Feb 2021 |
|
FRP-based fire emissions for eastern US at 0.2 (2019-2020) | Chris Holmes (FSU) | Emissions | Not delivered | |
China agriculture NH3 emissions | Amos Tai (CUHK) | Emissions | Not delivered | |
T-dependent anthropogenic VOCs | May Fu (SUSTech) | Emissions | Not delivered |
|
New source functions for transport tracers beryllium-7 and beryllium-10 | Minjie Zheng (ETH) | Emissions | Delivered June 2024 |
|
LPJ land cover (global), fire (W US), dust emissions (SW N America), 1700-2100 | Yang Li (Baylor U) Loretta Mickley (Harvard) |
Emissions | Delivered |
|
Australian Hg emissions (2000-2019) | Stephen MacFarlane (Wollongong) Jenny Fisher (Wollongong) |
Emissions | Not delivered |
|
Hg geogenic emissions (volcanic, rock weathering) | Eric Roy (MIT) | Emissions | Not delivered | |
Hg biomass burning - FINN2.5 & GFED4 | Eric Roy (MIT) | Emissions | Not delivered | |
BCC-GC online | Lin Zhang (PKU) | External Model | Not delivered | |
GC-YIBS with online fire emissions | Xu Yue (NUIST) Hong Liao (NUIST) |
External Model | Not delivered | |
GISS-GC offline (GCAP) | Lee Murray (Rochester) | GCAP | Not delivered |
Almost there (< 6 months)
Features listed in this table are in development and will likely be delivered to the GEOS-Chem Support Team within the next 6 months.
Feature | Contributor(s) | Model scope | Notes and References |
---|---|---|---|
Fixes to stratospheric aerosol settling | Connor Barker (UCL) Eloise Marais (UCL) |
Aerosols | |
DMS chemistry in v14 | Linia Tashmim (UCR) Will Porter (UCR) |
Chemistry | |
KPP standalone + 3D Interface | Obin Sturm (USC) | Chemistry | |
NO2+OH+H2O kinetics | Mat Evans (York) | Chemistry | |
LSODES solver in KPP for faster kinetics | Haipeng Lin (Harvard) | Chemistry | |
Load balancing in chemistry solver (GCHP) | Zhouran Sun (WashU) | Chemistry + Performance |
|
Active chemistry in mesosphere for both GCHP and GCClassic | Helena McDonald (MIT) Sebastian Eastham (ICL) |
Chemistry | |
Updated aromatic oxidation | Stephen MacFarlane (Wollongong) Jenny Fisher (Wollongong) |
Chemistry | |
MCO3 uptake by cloud forming MP; leading to lower PAN | Laura Yang (Harvard) | Chemistry | |
Implement isotope simulation for CH4 in the carbon simulation | Lee Murray (Rochester) | Chemistry |
|
Documentation for adding additional aerosol species | Connor Barker (UCL) | Documentation | |
Column diagnostics | Lizzie Lundgren (Harvard) Viral Shah (GMAO) |
Diagnostics | |
TOMAS rate diagnostics -- improve performance | Betty Croft (WashU/Dal) | Diagnostics + Performance |
|
Archive gamma values from heterogeneous chemistry | Bob Yantosca (Harvard) | Diagnostics | |
RRTMG Documentation | GCST | Documentation | |
Canopy Physics Model | Sam Silva (MIT) | Dry Deposition |
|
Dry deposition diagnostics by land cover | Holly Nowell (FSU) Chris Holmes (FSU) |
Dry Deposition | |
Dry deposition process diagnostics | Holly Nowell (FSU) Chris Holmes (FSU) |
Dry Deposition | |
Biomass burning for TOMAS | Nicole June (CSU) | Emissions + Microphysics |
|
Historic biomass burning (1750-2010) | Pengfei Liu (Georgia Tech) | Emissions | |
Rice methane emissions | Zichong Cheng (Harvard) | Emissions+ Carbon simulation |
|
Updated bottom-up global CH4 oil, gas, and coal emissions (GFEI v3) | Tia Scarpelli (Carbon Mapper) Melissa Sulprizio (Harvard) |
Emissions | |
New prior CO2 biospheric fluxes from CMS-FLUX and GMAO | Kevin Bowman (JPL) Lesley Ott (GMAO) |
Emissions |
|
Snowpack Br2 emission | Chris Holmes (FSU) | Emissions | |
EDGAR v8.1_toxHg emissions for 1970-2022 | Eric Roy (MIT) | Emissions | |
Improve pressure handling in GCHP advection | Yuanjian Zhang (WashU) Seb Eastham (ICL) |
GCHP | |
Add error trap for duplicate scale factors in HEMCO | Bob Yantosca (Harvard) | HEMCO | |
Integration testing: Add stretched grid | Lizzie Lundgren (Harvard) | Quality Assurance | |
Integration testing: Add GCHP mass flux run | Lizzie Lundgren (Harvard) | Quality Assurance | |
Integration testing: Reinstate TOMAS40 | Betty Croft (Dalhousie/WashU) | Quality Assurance | |
Continue cleanup of C-preprocessor switches | Lizzie Lundgren (Harvard) | Structural | |
Updates to Luo deposition scheme | Gan Luo (Albany) | Wet Deposition |
|
Testing the use of a new scavenging parameterization developed by Luo and Yu for cold cloud with Pb-210 aerosol tracer | Gan Luo (Albany) Fangqun Yu (Albany) |
Wet Deposition |
Over the horizon (6-12 months)
Features listed in this table are in development and will likely be delivered to the GEOS-Chem Support Team in the 6-12 months timeframe.
Feature | Contributor(s) | Model scope | Notes and References |
---|---|---|---|
ML algorithms for bulk aerosol | Arshad Nair (Albany) Fangqun Yu (Albany) |
Aerosols | |
Heterogeneous sulfate chemistry | Katie Travis (NASA) | Chemistry | |
H2 as an active species | Seb Eastham (ICL) | Chemistry | |
HCN, acetonitrile as fire tracers | Kevin Bates (CU Boulder) | Chemistry | |
Implement ethane in carbon simulation | Yuzhong Zhang (Westlake) | Chemistry | |
Mesospheric source of CO | Dylan Jones (UofT) Pam Wales (NASA GSFC) |
Emissions | |
Drought-stress algorithm | Wei Li (Houston) | Emissions | |
Physically-based resolution correction for BVOC emissions using MEGAN | May Fu (SUSTech) | Emissions | |
Canadian forest fire prediction system (Canada government forecast model) | Robin Stevens (Montreal) | Emissions | |
Cooking emissions (not biofuel) | Kelvin Bates (CU Boulder) | Emissions | |
State-specific annual emissions scaling factors (US) (1990-2021) | Ishir Dutta (MIT) | Emissions | |
GISS-GC online | Lee Murray (Rochester) | External model | |
Hybrid MPI-OpenMP in GCHP | Seb Eastham (MIT) Killian Murphy (York) Lizzie Lundgren (Harvard) |
GCHP | |
MAPL3: Update to MAPL3 in GCHP, including replacement of ExtData.rc and HISTORY.rc with YAML files | Lizzie Lundgren (Harvard) | GCHP | |
MAPL3: Comply with MAPL "positive" standard in GCHP diagnostic files | Lizzie Lundgren (Harvard) | GCHP | |
MAPL3: Wildcards in GCHP History | Lizzie Lundgren (Harvard) | GCHP | |
MAPL3: Output emissions with positive up convention in GCHP | Lizzie Lundgren (Harvard) | GCHP | |
Assessment/improvement of OpenMP performance in GC-Classic and HEMCO standalone | Bob Yantosca (Harvard) | Performance | |
Photophysical oxidation of aldehydes | Paulo Sebastianelli (Wollongong) Jenny Fisher (Wollongong) |
Chemistry | |
DMS updates | Will Porter (UCR) | Chemistry | |
Furans emission and chemistry | Lixu Jin (Montana) Lu Hu (Montana) |
Chemistry + Emissions |
|
Cl2 prodcution from Fe aerosol | Qianjie Chen (HK Poly) Becky Alexander (UW) |
Chemistry | |
VCP emissions | Kevin Bates (CU Boulder) | Emissions | |
Bidirectional land-atmosphere exchange for Hg | Yuying Cui (MIT/Tsinghua) | Hg simulation | |
OH covariances for inversions | Elise Penn (Harvard) | Inversions | |
CESM2-GC offline | Seb Eastham (ICL) Lee Murray (Rochester) |
Met fields | |
Re-binning of off-line sea salt and dust for TOMAS | Betty Croft (Dalhousie) | Microphysics | |
TOMAS nucleation updates | Sam O'Donnell (CSU) | Microphysics | |
Stratospheric aerosol APM | Fangqun Yu (SUNY Albany) | Microphysics | |
Transition from MERRA-2 to GEOS-IT for benchmarking | Yuanjian Zhang (WashU) | Quality Assurance | |
Automate integration testing on AWS | Yidan Tang (WashU) | Quality Assurance | |
Integration testing: Add across end of year run | GCST | Quality Assurance | |
Integration testing: Add GEOS-IT | Yuanjian Zhang (WashU) | Quality Assurance | |
Separate mixing, emissions, and drydep | Yuanjian Zhang (WashU) | Structural | |
Intel IFX compiler | Bob Yantosca (Harvard) | Structural | |
CMake option to only build libraries but not executable, also passing C-preprocessor statements to turn off code | Bob Yantosca (Harvard) Lee Murray (Rochester) |
Structural | |
Remove differences introduced when breaking up GC-Classic runs in time; and flexible precision in HEMCO | Lizzie Lundgren (Harvard) | Structural | |
Limit allocation of State_Met to what is needed per simulation | Melissa Sulprizio (Harvard) | Structural | |
Using 3-D precipitation fluxes to calculate precipitation formation and re-evaporation in scavenging (to be consistent with GEOS/GOCART & ground precipitation) | Gan Luo (Albany) Hongyu Liu (NIA/LaRC) Bo Zhang (NIA/LaRC) |
Wet deposition |
Longer term (12-24 months)
Features listed in this table are in development and will likely be delivered to the GEOS-Chem Support Team in the 12-24 months timeframe.
Feature | Contributor(s) | Model scope | Notes and References |
---|---|---|---|
Modal aerosol model (MAM7) in GCHP | Shreya Sharma (MIT) | Aerosols | |
Online OCIM ocean biogeochemistry | Lee Murray (Rochester) Hannah Horowitz (UIUC) Chris Holmes (FSU) |
Chemistry | |
Perchlorate chemistry | Yuk Chun Chan (UW) | Chemistry | |
Non-stomatal dry deposition (2-layer canopy model) | Michael Vermeuel (Purdue) | Dry Deposition | |
Continental chloride particle emissions (salty dust, road salt) | Jessica Haskins (Utah) | Emissions | |
Multivolatility emission inventory to address gaps in EDGAR/HTAP etc. | Ruochong (Tshingua) | Emissions | |
Lightning NOx production rates | Bex Horner (UCL) | Emissions | |
HFO and CF3CHO | Beth Killen (Wollongong) Jenny Fisher (Wollongong) |
Chemistry | |
Glyoxal updates from isoprene | Tzung-May Fu (SUSTech) | Chemistry | |
Iodine chemistry | Becky Alexander (UW) Xuan Wang (CUHK) |
Chemistry | |
GFED5 biomass burning | Eric Roy (MIT) | Emissions | |
Ocean Hg surface concentrations for 2010-2020 from multi-model ensemble | Eric Roy (MIT) Ari Feinberg (IQF-CSIC) |
Hg simulation | |
Soil Hg emissions 2010-2020 | Eric Roy (MIT) Ari Feinberg (IQF-CSIC) |
Hg simulation | |
Air-sea exchange parameterization | Eric Roy (MIT) | Hg simulation | |
Soil Hg emissions parameterization | Ari Feinberg (IQF-CSIC) | Hg simulation | |
Sea salt uptake of GOM | Eric Roy (MIT) | Hg simulation | |
Photoreduction rate constant | Eric Roy (MIT) | Hg simulation | |
New observations (2010-2020) in standardized Hg benchmark for intercomparison | Eric Roy (MIT)/Ari Feinberg (IQF-CSIC) | Hg simulation | |
Hg simulation in GCHP | Eric Roy (MIT) | Hg simulation | |
OCIM - biogeochemical model - (C/P/N/Fe - no Hg yet) (MATLAB) | Hannah Horowitz (UIUC) | Hg simulation | |
Possibly updating Hg oxidation chemistry based on Utah field campaigns | Jessica Haskins (Utah) | Hg simulation | |
New halogen/aerosol fields (surface area / AOD) from 10-year 14.4 benchmark simulation available online | Viral Shah (NASA GMAO); Eric Roy (MIT); Ari Feinberg (IQF-CSIC) | Input data | |
Extend IMI to CO2 (ICI) | Hannah Nesser (JPL) | Inversions | |
Global emission inventory of metals | Tzung-May Fu (SUSTech); He Zhong Tian (Peking Normal U) | Metals simulation | |
Investigate and improve performance of aerosol chemistry | Bob Yantosca (Harvard) | Performance | |
PAH - update from version 11 | Lexia Cicone (MIT) | POPs simulation | |
Species database more accessible; doc updates; TOL discussion | Jessica Haskins (Utah) | Structural | |
Stretched-grid plotting in GCPy | Killian Murphy (York) | Tools | |
Model inter-comparison of transport (GEOS, GCHP, GCClassic) | Lizzie Lundgren (Harvard), Emma Knowland (NASA) | Transport | |
Comparing mass fluxes in GCHP vs. traditional lat/lon wind | Yuanjian Zhang (WashU), Seb Eastham (ICL) | Transport |