Difference between revisions of "GEOS-Chem model development priorities"

Latest revision as of 19:10, 24 October 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 14.5.0

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	geos-chem PR #2171
Use USTAR read from GEOS instead of calculating from U10M and V10M	Yuanjian Zhang (WashU)	Emissions	Simple	HEMCO PR #279 NOTE: WashU will recompute mass tuning factors for each met field & resolution (GCClassic)
Ongoing carbon simulation fixes in GCClassic and GCHP	GCST	Carbon simulation	Medium	GCHP issue #440 geos-chem issue #2463 geos-chem PR #2510
Investigate potential performance gains of replacing the KPP Rosenbrock solver with the LSODE solver	Bob Yantosca (Harvard)	Chemistry	Medium	geos-chem PR #2482 geos-chem PR #2483
Fix obspack - not working in 14.4.0	Bob Yantosca (Harvard)	Diagnostics	Medium	geos-chem issue #2328
Make GC-Classic bit-for-bit reproducible upon restart (part 1 of 2)	Lizzie Lundgren (Harvard)	GC-Classic	Medium	geos-chem PR #2521
Capture all trop and PBL height changes in budget diagnostics	Chris Holmes (FSU) Lizzie Lundgren (Harvard)	Diagnostics	Medium	geos-chem PR 2103

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		geos-chem issue #2387
Derive convective precipitation flux if using FP/IT generated with Grell-Freitas	Yuanjian Zhang (WashU) Viral Shah (GMAO)	Convection	Simple		geos-chem Issue #2469
Correct the issue that injection height has been artifically decreased by HEMCO	Lixu Jun (Montana)	Emissions	Simple	Delivered June 2024	geos-chem issue #2330 geos-chem PR #2358
Capability to run GCClassic at 0.125x0.15625 resolution	Melissa Sulprizio (Harvard) Xiaolin Wang (Harvard)	Nested grid	Simple	Delivered	geos-chem PR #1980 HEMCO PR #290
Strat-adjusted RF in GCC and GCHP	Connor Barker (UCL) Eloise Marais (UCL)	Radiation	Simple	Delivered	geos-chem PR #2525
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	geos-chem issue #2392
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	Offline and online, ready to go in HEMCO (optional in addition to existing seasalt emissions)
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	geos-chem issue #2389
Ecophysiology module in GEOS-Chem for biosphere-atmosphere exchange	Joey Lam (CUHK) Amos Tai (CUHK)	Dry deposition	Delivered Feb 2021	geos-chem PR #629
FRP-based fire emissions for eastern US at 0.2 (2019-2020)	Chris Holmes (FSU)	Emissions	Not delivered	geos-chem issue #2388
China agriculture NH3 emissions	Amos Tai (CUHK)	Emissions	Not delivered
T-dependent anthropogenic VOCs	May Fu (SUSTech)	Emissions	Not delivered	Option. Requires processing existing anthropogenic VOC emissions to generate offline emissions to read in. Parameterised for China.
New source functions for transport tracers beryllium-7 and beryllium-10	Minjie Zheng (ETH)	Emissions	Delivered June 2024	Available at https://zenodo.org/records/8372652
LPJ land cover (global), fire (W US), dust emissions (SW N America), 1700-2100	Yang Li (Baylor U) Loretta Mickley (Harvard)	Emissions	Delivered	Data involves many files- need to think about temporal frequency
Australian Hg emissions (2000-2019)	Stephen MacFarlane (Wollongong) Jenny Fisher (Wollongong)	Emissions	Not delivered	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
Hg geogenic emissions (volcanic, rock weathering)	Eric Roy (MIT)	Emissions	Not delivered	geos-chem #2361 Dastoor et al. (2024)
Hg biomass burning - FINN2.5 & GFED4	Eric Roy (MIT)	Emissions	Not delivered	geos-chem #2361 Dastoor et al. (2024)
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
Archived TCR-2 OH fields for carbon simulations	Kazu Miyazaki (JPL)	Input data	Not delivered	This will be the default OH, but users will have the option of selecting other OH fields

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	Will have to change negative emissions from soil to a first-order loss process
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	Available at https://zenodo.org/records/3614062#.XzvrH5NKjOR (GEOS-Chem 12.3.0)
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	GMAO can provide high-resolution fluxes (as high as 12 km)
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	New version, keep as switch (not default)
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
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
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

Difference between revisions of "GEOS-Chem model development priorities"

Latest revision as of 19:10, 24 October 2024

Contents

Merged and awaiting release

Feature integration in progress

Prioritized and in the queue

Ready to go in

Almost there (< 6 months)

Over the horizon (6-12 months)

Longer term (12-24 months)

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@@ Line 1: / Line 1: @@
-On this page we list the current priorities for GEOS-Chem development.  This list was compiled by the user Working Groups at the last [http://acmg.seas.harvard.edu/geos/meetings/2017/index.html International GEOS-Chem Meeting (IGC8)] in May 2017 and will be continuously updated based on code readiness and input from the Working Groups and the Steering Committee.
+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''']].
-We also invite you to view our [https://trello.com/board/geos-chem-support-team/4fe36668fc79a1d3540ba80b GEOS-Chem Support Team project management board on Trello.com], which shows the current GCST workflow.
+== Merged and awaiting release ==
-== List of priorities from IGC8 ==
+See the links below for items merged and awaiting release.
-The items listed below are in different stages of readiness and will be included in future versions of the model.
+{| border=1 cellspacing=0 cellpadding=5
+|-bgcolor="#CCCCCC"
+!width="300px"|Mergeable at any time
+!width="200px"|Version in development
+|-valign="top"
+|align="center"|'''[[GEOS-Chem no-diff-to-benchmark]]'''
+|align="center"|'''[[GEOS-Chem 14.5.0]]'''
+|}
-=== Slated for v11-03 ===
+== Feature integration in progress ==
-The following updates are now slated for inclusion into [[GEOS-Chem v11-03]]:
+Features listed in this table are actively being integrated into GEOS-Chem by the [https://geoschem.github.io/support-team.html 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.
 {| border=1 cellspacing=0 cellpadding=5
 |-bgcolor="#CCCCCC"
-!width="400px"|Feature
+!width="200px"|Feature
-!width="250px"|Submitted by
+!width="200px"|Contributor(s)
-!width="100px"|Type
+!width="100px"|Model scope
-!width="250px"|Status
+!width="100px"|Ease of implementation
+!width="300px"|Notes and References
-|-
-!colspan="4" bgcolor="#CCFFFF"|Transport updates
 |-valign="top"
-|[[Transport_Working_Group#Common_set_of_tracers_in_GEOS-Chem_and_GEOS|Common set of tracers in GEOS-Chem and GEOS]]
+|New version of CEDS at 0.1 deg
-|Transport WG<br>[[GCST]]
+|Dandan Zhang (WashU)
-|Benchmarking
+|Emissions
+|Simple
 |
-*Ready to be added
+*[https://github.com/geoschem/geos-chem/pull/2171 geos-chem PR #2171]
-|-
+|-valign="top"
-!colspan="4" bgcolor="#CCFFFF"|Chemistry updates
+|Use USTAR read from GEOS instead of calculating from U10M and V10M
+|Yuanjian Zhang (WashU)
+|Emissions
+|Simple
+|
+*[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"
-|[[Stratospheric_chemistry#Treatment_of_the_mesosphere_in_UCX_simulations|Extend UCX into the mesosphere]]
+|Ongoing carbon simulation fixes in GCClassic and GCHP
-|Sebastian Eastham (MIT)
+|GCST
-|Science
+|Carbon simulation
+|Medium
 |
-*Ready to be added
+*[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"
-|[[Chemistry_Issues#Script_for_evaluating_carbon_balance|Script for checking N, C, etc. balance in chemistry mechanism]]
+|Investigate potential performance gains of replacing the KPP Rosenbrock solver with the LSODE solver
-|Barron Henderson (EPA)
+|Bob Yantosca (Harvard)
-|Software
+|Chemistry
+|Medium
 |
+*[https://github.com/geoschem/geos-chem/pull/2482 geos-chem PR #2482]
-|-
+*[https://github.com/geoschem/geos-chem/pull/2483 geos-chem PR #2483]
-!colspan="4" bgcolor="#CCFFFF"|Emissions updates
 |-valign="top"
-|[[Volcanic_SO2_emissions_from_Aerocom#OMI-based_volcanic_emissions|OMI-based volcanic emissions 2005-2012]]
+|Fix obspack - not working in 14.4.0
-|Cui Ge (U. Iowa)<br>Jun Wang (U. Iowa)
+|Bob Yantosca (Harvard)
-|Science
+|Diagnostics
+|Medium
 |
-*Delivered to GCST (Nov 2017)
+*[https://github.com/geoschem/geos-chem/issues/2328 geos-chem issue #2328]
-*Need to implement a fix to handle missing data for the last 3 months of 2012.  Deferred to v11-03.
 |-valign="top"
-|[[Mineral_dust_aerosols#Anthropogenic_PM2.5_dust_source_in_GEOS-Chem|Anthropogenic PM2.5 dust source]]
+|Make GC-Classic bit-for-bit reproducible upon restart<br>(part 1 of 2)
-|Sajeev Philip (Dalhousie)
+|Lizzie Lundgren (Harvard)
-|Science
+|GC-Classic
+|Medium
 |
-*Deferred to v11-03.  Need to fix an "under-the-hood" issue in HEMCO that causes 1200 Tg of dust to be emitted by this update.
+*[https://github.com/geoschem/geos-chem/pull/2521 geos-chem PR #2521]
 |-valign="top"
-|[[FINNv1_biomass_burning_emissions|FINN biomass burning emissions for 2014-2016]]
+|Capture all trop and PBL height changes in budget diagnostics
-|Barron Henderson (US EPA)
+|Chris Holmes (FSU)<br>Lizzie Lundgren (Harvard)
-|Science
+|Diagnostics
+|Medium
 |
-*Deferred to v11-03, pending receipt of corrected data files
+*[https://github.com/geoschem/geos-chem/pull/2103 geos-chem PR 2103]
+|}
+== Prioritized and in the queue ==
+Features listed in this table are prioritized for integration into GEOS-Chem in the near future.
+{| border=1 cellspacing=0 cellpadding=5
+|-bgcolor="#CCCCCC"
+!width="200px"|Feature
+!width="200px"|Contributor(s)
+!width="100px"|Model scope
+!width="100px"|Ease of implementation
+!width="100px"|Delivery status
+!width="300px"|Notes and References
 |-valign="top"
-|EPA NEI2011 Version EK
+|Retire CH4, CO2, tagCO simulations in favor of carbon simulation
-|Zitely Tzompa-Sosa (CSU)<br>Emily Fischer (CSU)
+|Melissa Sulprizio (Harvard)
-|Science
+|Carbon gases
+|Simple
+|
 |
-*Deferred to v11-03; need extra time for validation
+*[https://github.com/geoschem/geos-chem/issues/2387 geos-chem issue #2387]
 |-valign="top"
-|Grid-independent emissions, including:
+|Derive convective precipitation flux if using FP/IT generated with Grell-Freitas
-*Lightning NOx emissions (3-hourly)
+|Yuanjian Zhang (WashU)<br>Viral Shah (GMAO)
-*Dust emissions (hourly)
+|Convection
-*Biogenic and sea salt emissions (hourly)
+|Simple
-|Randall Martin (Dalhousie)<br>Lee Murray (Rochester)<br>David Ridley (MIT)<br>Jintai Lin (PKU)
-|Science
 |
-*Mostly complete, but deferred to v11-03. Need to download data from developers.
+|
+*[https://github.com/geoschem/geos-chem/issues/2469 geos-chem Issue #2469]
 |-valign="top"
-|EPA-derived BC/OA emissions over US (1990-2012)
+|Correct the issue that injection height has been artifically decreased by HEMCO
-|David Ridley (MIT)<br>Chi Li (Dalhousie)
+|Lixu Jun (Montana)
-|Science
+|Emissions
+|Simple
+|Delivered June 2024
 |
-*Need to coordinate between Ridley and Li versions
+*[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"
-|[[Sulfate_aerosols#Ocean_ammonia_emission_inventory|Ocean ammonia emission inventory]]
+|Capability to run GCClassic at 0.125x0.15625 resolution
-|Fabien Paulot (NOAA/GFDL)
+|Melissa Sulprizio (Harvard)<br>Xiaolin Wang (Harvard)
-|Science
+|Nested grid
+|Simple
+|Delivered
 |
-*Data files delivered to GCST (Jan 2016)
+*[https://github.com/geoschem/geos-chem/pull/1980 geos-chem PR #1980]
-*Needs to be implemented via HEMCO
+*[https://github.com/geoschem/HEMCO/pull/290 HEMCO PR #290]
 |-valign="top"
-|[http://www.atmos-chem-phys.net/16/2819/2016/ A snow NOx source from deep snowpack]
+|Strat-adjusted RF in GCC and GCHP
-|Maria Zatko (UW)<br>Becky Alexander (UW)
+|Connor Barker (UCL)<br>Eloise Marais (UCL)
-|Science
+|Radiation
+|Simple
+|Delivered
 |
-*Delivered to GCST (Nov 2017)
+*[https://github.com/geoschem/geos-chem/pull/2525 geos-chem PR #2525]
-*Implemented in v9-01-01
-*Needs to be added as a HEMCO extension
 |-valign="top"
-|[[MASAGE_NH3_inventory|MASAGE inventory in HEMCO as default]]
+|Dust non-sphericity impacts on optical properties
-|Fabien Paulot (NOAA/GFDL)<br>Amos Tai (CUHK)
+|Inderjeet Singh (WashU)
-|Science
+|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.
+{| border=1 cellspacing=0 cellpadding=5
+|-bgcolor="#CCCCCC"
+!width="200px"|Feature
+!width="200px"|Contributor(s)
+!width="100px"|Model scope
+!width="100px"|Delivery status
+!width="300px"|Notes and Refereneces
 |-valign="top"
-|[[MASAGE_NH3_inventory#Non-agricultural_NH3_for_use_with_MASAGE|Non-agricultural NH3 for use with MASAGE]]
+|Binary Activity Thermodynamic (BAT) model for non-ideal mixing of water and organics in organic aerosol
-|Amos Tai (CUHK)
+|Camilo Serrano (McGill)<br>Andreas Zuend (McGill)
-|Science
+|Aerosols
+|Not delivered
 |
+*[https://github.com/geoschem/geos-chem/issues/2392 geos-chem issue #2392]
 |-valign="top"
-|Radon emission update
+|Update UCX to include gravitational settling of aerosol species beyond just BCPI
-|Bo Zhang (NIA/NASA Langley)
+|Conor Barker (UCL)<br>Eloise Marais (UCL)
-|Science
+|Aerosols
+|Not delivered
 |
-*Delivered to GCST (Nov 2017)
-*Implementation pending paper submission
 |-valign="top"
-|GFAS biomass burning emissions
+|Seasalt aerosol from sea ice leads (2002-2011)
-|Mat Evans (York)
+|Hannah Horrowitz (UIUC)
-|Science
+|Aerosols
+|Not delivered
 |
+*Offline and online, ready to go in HEMCO (optional in addition to existing seasalt emissions)
-|-
+|-valign="top"
-!colspan="4" bgcolor="#CCFFFF"|Deposition/surface updates
+|Global organic N dep from various emissions; nitrate aromatics updates
+|May Fu (SUSTech)
+|Chemistry +<br>Deposition
+|Not delivered
+|
 |-valign="top"
-|Wet scavenging in mixed-phase clouds
+|Dry deposition to F90 to improve readability
-|Bo Zhang (NIA/NASA Langley)
+|Chris Holmes (FSU)
-|Science
+|Dry Deposition
+|Not delivered
 |
-*Delivered to GCST (Nov 2017)
+*[https://github.com/geoschem/geos-chem/issues/2389 geos-chem issue #2389]
-*Only applied/tested for Pb
-*Implementation pending paper submission
-|-
+|-valign="top"
-!colspan="4" bgcolor="#CCFFFF"|Aerosol updates
+|Ecophysiology module in GEOS-Chem for biosphere-atmosphere exchange
+|Joey Lam  (CUHK)<br>Amos Tai (CUHK)
+|Dry deposition
+|Delivered<br>Feb 2021
+|
+*[https://github.com/geoschem/geos-chem/pull/629 geos-chem PR #629]
 |-valign="top"
-|Sea salt aerosol alkalinity
+|FRP-based fire emissions for eastern US at 0.2 (2019-2020)
-|Qianjie Chen (UW)<br>Becky Alexander (UW)<br>Xuan Wang (Harvard)
+|Chris Holmes (FSU)
-|Science
+|Emissions
+|Not delivered
 |
-*UW version delivered to GCST (Nov 2017)
+*[https://github.com/geoschem/geos-chem/issues/2388 geos-chem issue #2388]
 |-valign="top"
-|VBS SOA option
+|China agriculture NH3 emissions
-|Rokjin Park (SNU)
+|Amos Tai (CUHK)
-|Science
+|Emissions
+|Not delivered
 |
-|-
+|-valign="top"
-!colspan="4" bgcolor="#CCFFFF"|Specialty simulation updates
+|T-dependent anthropogenic VOCs
+|May Fu (SUSTech)
+|Emissions
+|Not delivered
+|
+*Option. Requires processing existing anthropogenic VOC emissions to generate offline emissions to read in. Parameterised for China.
 |-valign="top"
-|Oxidant fields from v10 for 2006-2012
+|New source functions for transport tracers beryllium-7 and beryllium-10
-*3D chemical source for CO2, CO
+|Minjie Zheng (ETH)
-*OH for tagged CO & CH4
+|Emissions
-|Dylan Jones (UofT)
+|Delivered<br>June 2024
-|Science
 |
-*Will make data files available on ftp site
+*Available at https://zenodo.org/records/8372652
 |-valign="top"
-|Year 2010 ocean Hg boundary conditions from ocean model
+|LPJ land cover (global), fire (W US), dust emissions (SW N America), 1700-2100
-|Hannah Horowitz (Harvard)
+|Yang Li (Baylor U)<br>Loretta Mickley (Harvard)
-|Science
+|Emissions
+|Delivered
 |
+*Data involves many files- need to think about temporal frequency
 |-valign="top"
-|Historical products emissions from Zhang et al. (2016), should become default
+|Australian Hg emissions (2000-2019)
-|Colin Thackray (Harvard)
+|Stephen MacFarlane (Wollongong)<br>Jenny Fisher (Wollongong)
-|Science
+|Emissions
+|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"
-|AMAP/UNEP 2035 for Hg simulation
+|Hg geogenic emissions (volcanic, rock weathering)
-|Helene Angot (MIT)
+|Eric Roy (MIT)
-|Science
+|Emissions
+|Not delivered
 |
+*[https://github.com/geoschem/geos-chem/issues/2361 geos-chem #2361]
+*[https://gmd.copernicus.org/preprints/gmd-2024-65/ Dastoor et al. (2024)]
 |-valign="top"
-|Africa nested-grid for GEOS-FP and MERRA-2
+|Hg biomass burning - FINN2.5 & GFED4
-|Eloise Marais (U. Birmingham)
+|Eric Roy (MIT)
-|Science
+|Emissions
+|Not delivered
 |
-*Delivered to GCST (Dec 2017)
+*[https://github.com/geoschem/geos-chem/issues/2361 geos-chem #2361]
+*[https://gmd.copernicus.org/preprints/gmd-2024-65/ Dastoor et al. (2024)]
 |-valign="top"
-|West Africa nested-grid for GEOS-FP
+|BCC-GC online
-|Mat Evans (York)<br>Eleanor Morris (York)
+|Lin Zhang (PKU)
-|Science
+|External Model
+|Not delivered
 |
 |-valign="top"
-|[[Sulfate_aerosols#Tagged_sulfate_and_nitrate_simulation|Tagged sulfate simulation]]
+|GC-YIBS with online fire emissions
-|Becky Alexander (UW)
+|Xu Yue (NUIST)<br>Hong Liao (NUIST)
-|Science
+|External Model
+|Not delivered
 |
 |-valign="top"
-|Arsenic simulation
+|GISS-GC offline (GCAP)
-|Shiliang Wu (MT)
+|Lee Murray (Rochester)
-|Science
+|GCAP
+|Not delivered
 |
-|-
+|-valign="top"
-!colspan="4" bgcolor="#CCFFFF"|Structural updates
+|Archived TCR-2 OH fields for carbon simulations
+|Kazu Miyazaki (JPL)
+|Input data
+|Not delivered
+|
+*This will be the default OH, but users will have the option of selecting other OH fields
+|}
+== 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.
+{|border=1 cellspacing=0 cellpadding=5
+|- bgcolor="#cccccc"
+!width="200px"|Feature
+!width="200px"|Contributor(s)
+!width="100px"|Model scope
+!width="420px"|Notes and References
 |-valign="top"
-|Updated flux diagnostics
+|Fixes to stratospheric aerosol settling
-|Chris Holmes (Florida State)<br>[[GCST]]
+|Connor Barker (UCL)<br>Eloise Marais (UCL)
-|Structural/<br>Benchmarking
+|Aerosols
 |
-*Deferred to v11-03
 |-valign="top"
-|Additional modifications for [[FlexChem]], including:
+|DMS chemistry in v14
-*Rebuild the pre-built chemistry mechanisms (Standard, Tropchem, SOA-SVPOA) with [http://www.paratools.com/Kppa Kppa]
+|Linia Tashmim (UCR)<br>Will Porter (UCR)
-*Add capability for custom chemistry mechanism by building KPP on-the-fly in GEOS-Chem
+|Chemistry
-|[[GCST]]
-|Structural
 |
-*Work not started yet
 |-valign="top"
-|Benchmark of stratospheric simulation
+|KPP standalone + 3D Interface
-|Dylan Jones (U. Toronto)
+|Obin Sturm (USC)
-|Benchmarking
+|Chemistry
 |
-*1-yr benchmarks for GEOS-Chem v11-01d and later include comparisons with OSIRIS O3
-*Waiting on OSIRIS NO2 data
-*Waiting on comparisons with ACE-FTS data
 |-valign="top"
-|Add total column O3 to benchmarks
+|NO2+OH+H2O kinetics
-|Chris Holmes (FSU)<br>[[GCST]]
+|Mat Evans (York)
-|Benchmarking
+|Chemistry
 |
-*Deferred until v11-03
 |-valign="top"
-|[[GEOS-Chem_species_units|Uniformity of units]]
+|LSODES solver in KPP for faster kinetics
-|[[GCST]]
+|Haipeng Lin (Harvard)
-|Structural
+|Chemistry
 |
-*Phase 2 (unit uniformity throughout chemistry) to be implemented after Flexchem
-*Phase 3 (unit uniformity in some specialty simulations) will be implemented in pieces with input from 3rd party developers
-*Phase 4 (removal of area and area-dependent State_Met variables) will be ongoing
 |-valign="top"
-|ObsPack diagnostic as netCDF replacement for planeflight_mod.F
+|Load balancing in chemistry solver (GCHP)
-|Andy Jacobson (NOAA/ESRL)
+|Zhouran Sun (WashU)
-|Structural
+|Chemistry +<br>Performance
 |
-*Delivered to GCST (May 2017)
 |-valign="top"
-|[[GEOS-Chem_Output_Files#NetCDF_File_Format|NetCDF Output Phase 3b: Updates to eliminate differences between single and multi-segmented GEOS-Chem runs]]
+|Active chemistry in mesosphere for both GCHP and GCClassic
-|[[GCST]]<br>Christoph Keller
+|Helena McDonald (MIT)<br>Sebastian Eastham (ICL)
-|Bug fix<br>Structural
+|Chemistry
 |
 |-valign="top"
-|Further structural updates to facilitate interfacing GEOS-Chem with external models (e.g. CAM, CESM)
+|Updated aromatic oxidation
-|[[GCST]]
+|Stephen MacFarlane (Wollongong)<br>Jenny Fisher (Wollongong)
-|Structural
+|Chemistry
 |
-*Ongoing
-|-
+|-valign="top"
-!colspan="4" bgcolor="#CCFFFF"|Expansion of model capabilities
+|MCO3 uptake by cloud forming MP; leading to lower PAN
+|Laura Yang (Harvard)
+|Chemistry
+|
 |-valign="top"
-|[[FlexGrid|FlexGrid: Use HEMCO to read met fields and enable nested simulations over any custom domains]]
+|Implement isotope simulation for CH4 in the carbon simulation
-|Jiawei Zhuang (Harvard)<br>Jintai Lin (PKU)
+|Lee Murray (Rochester)
-|Structural
+|Chemistry
 |
-*Delivered to GCST (Oct 2016)
+*Will have to change negative emissions from soil to a first-order loss process
-*Deferred to v11-03
 |-valign="top"
-|[[ISORROPIA_II#Investigating_persistent_noise_observed_in_ISORROPIA_output|Update ISORROPIA from v2.0 to v2.2, in order to remove persistent noise in output]]
+|Documentation for adding additional aerosol species
-|Seb Eastham (Harvard)
+|Connor Barker (UCL)
-|Science
+|Documentation
 |
-*Delivered to GCST (May 2017)
 |-valign="top"
-|Archival of roughness length for temperature z0T
+|Column diagnostics
-|[[GCST]]
+|Lizzie Lundgren (Harvard)<br>Viral Shah (GMAO)
-|Met processing
+|Diagnostics
 |
-*Work not started yet
-|}
-=== Not prioritized for v11-03 ===
+|-valign="top"
+|TOMAS rate diagnostics -- improve performance
+|Betty Croft (WashU/Dal)
+|Diagnostics +<br>Performance
+|
-{| border=1 cellspacing=0 cellpadding=5
+|-valign="top"
-|- bgcolor="#cccccc"
+|Archive gamma values from heterogeneous chemistry
-!width="400px"|Item
+|Bob Yantosca (Harvard)
-!width="250px"|Author(s)
+|Diagnostics
-!width="100px"|Type
+|
-!width="250px"|Status
 |-valign="top"
-|Sea salt emission from sea ice
+|RRTMG Documentation
-|Jiayue Huang (UW)
+|GCST
-|Science
+|Documentation
 |
 |-valign="top"
-|Re-evaluation of SST dependence of sea salt emissions
+|Canopy Physics Model
-|Jiayue Huang (UW)
+|Sam Silva (MIT)
-|Science
+|Dry Deposition
 |
+*Available at https://zenodo.org/records/3614062#.XzvrH5NKjOR (GEOS-Chem 12.3.0)
 |-valign="top"
-|[[MEGAN_v2.1_plus_Guenther_2012_biogenic_emissions#Discussion_of_LAI_Data_Sources|Update MODIS LAI fields through 2015]]
+|Dry deposition diagnostics by land cover
-|Barron Henderson (UF)
+|Holly Nowell (FSU)<br>Chris Holmes (FSU)
-|Science
+|Dry Deposition
 |
 |-valign="top"
-|Lightning NOx chemistry parameterization
+|Dry deposition process diagnostics
-|Alicia Gressent (MIT)
+|Holly Nowell (FSU)<br>Chris Holmes (FSU)
-|Science
+|Dry Deposition
 |
-|}
+|-valign="top"
+|Biomass burning for TOMAS
+|Nicole June (CSU)
+|Emissions +<br>Microphysics
+|
-=== Almost there (< 6 months) ===
+|-valign="top"
+|Historic biomass burning (1750-2010)
+|Pengfei Liu (Georgia Tech)
+|Emissions
+|
-{| border=1 cellspacing=0 cellpadding=5
+|-valign="top"
-|- bgcolor="#cccccc"
+|Rice methane emissions
-!width="400px"|Item
+|Zichong Cheng (Harvard)
-!width="250px"|Author(s)
+|Emissions+<br>Carbon simulation
-!width="100px"|Type
+|
-!width="250px"|Status
 |-valign="top"
-|[https://www.geosci-model-dev-discuss.net/gmd-2017-125/ GEOS resolution & subgrid convection]
+|Updated bottom-up global CH4 oil, gas, and coal emissions (GFEI v3)
-|Karen Yu (Harvard)
+|Tia Scarpelli (Carbon Mapper)<br>Melissa Sulprizio (Harvard)
-|Science
+|Emissions
 |
-*To be installed by Bob Yantosca (Harvard), tested by Tailong He (Toronto)
 |-valign="top"
-|Updated chlorine chemistry
+|New prior CO2 biospheric fluxes from CMS-FLUX and GMAO
-|Xuan Wang (Harvard)
+|Kevin Bowman (JPL)<br>Lesley Ott (GMAO)
-|Science
+|Emissions
 |
-*Defer until the paper is submitted
+*GMAO can provide high-resolution  fluxes (as high as 12 km)
 |-valign="top"
-|[[Chemistry_Issues#Correcting_ozone_from_the_height_of_the_lowest_model_level_to_the_surface|ND49 timeseries diagnostic for correcting ozone from the height of the lowest model level to 10m]]
+|Snowpack Br2 emission
-|Katie Travis (MIT)
+|Chris Holmes (FSU)
-|Structural
+|Emissions
 |
-*Defer until the paper is submitted
 |-valign="top"
-|Aromatics and dicarbonyl chemistry
+|EDGAR v8.1_toxHg emissions for 1970-2022
-|William Porter (MIT)<br>Tzung-May Fu (PKU)
+|Eric Roy (MIT)
-|Science
+|Emissions
 |
 |-valign="top"
-|Diagnostic for species lifetime
+|Improve pressure handling in GCHP advection
-|[[GCST]]
+|Yuanjian Zhang (WashU)<br>Seb Eastham (ICL)
-|Science
+|GCHP
 |
 |-valign="top"
-|Document chemical mechanism in KPP file
+|Add error trap for duplicate scale factors in HEMCO
-|Mat Evans (York)
+|Bob Yantosca (Harvard)
-|Structural
+|HEMCO
 |
 |-valign="top"
-|Carbon bottom up fluxes: anthro, ocean, land
+|Integration testing: Add stretched grid
-|Kevin Bowman (JPL)
+|Lizzie Lundgren (Harvard)
-|Science
+|Quality Assurance
 |
 |-valign="top"
-|GISS-GC (ICECAP/GCAP2) in standard model + benchmark
+|Integration testing: Add GCHP mass flux run
-|Lee Murray (Rochester)<br>Eric Leibensperger (SUNY Plattsburgh)
+|Lizzie Lundgren (Harvard)
-|Science
+|Quality Assurance
 |
 |-valign="top"
-|CESM-GC offline coupling in standard model + benchmark
+|Integration testing: Reinstate TOMAS40
-|Rokjin Park (SNU)<br>Daniel Rothenberg (MIT)
+|Betty Croft (Dalhousie/WashU)
-|Science
+|Quality Assurance
 |
 |-valign="top"
-|CESM-GC GCHP
+|Continue cleanup of C-preprocessor switches
-|Daniel Rothenberg (MIT)
+|Lizzie Lundgren (Harvard)
-|Science
+|Structural
 |
 |-valign="top"
-|Injection height for fire emissions
+|Updates to Luo deposition scheme
-|Juliet Zhu (CSU)<br>Emily Fischer (CSU)
+|Gan Luo (Albany)
-|Science
+|Wet Deposition
 |
+*New version, keep as switch (not default)
 |-valign="top"
-|Diurnal variability for NH3
+|Testing the use of a new scavenging parameterization developed by Luo and Yu for cold cloud with Pb-210 aerosol tracer
-|Henze group
+|Gan Luo (Albany)<br>Fangqun Yu (Albany)
-|Science
+|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.
+{| border=1 cellspacing=0 cellpadding=5
+|- bgcolor="#cccccc"
+!width="200px"|Feature
+!width="200px"|Contributor(s)
+!width="100px"|Model scope
+!width="420px"|Notes and References
 |-valign="top"
-|OH + NO2 rate update
+|ML algorithms for bulk aerosol
-|Barron Henderson (EPA)
+|Arshad Nair (Albany)<br>Fangqun Yu (Albany)
-|Science
+|Aerosols
 |
 |-valign="top"
-|N2O5 hydrolysis updates
+|Heterogeneous sulfate chemistry
-|Viral Shah (UW)
+|Katie Travis (NASA)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Land cover module: Harmonized biosphere-atmosphere exchange and implementing CLM or manual land cover change experiments
+|H2 as an active species
-|Jeff Geddes (BU)
+|Seb Eastham (ICL)
-|Science
+|Chemistry
 |
 |-valign="top"
-|H2 chemistry in UCX
+|HCN, acetonitrile as fire tracers
-|Chris Holmes (FSU)
+|Kevin Bates (CU Boulder)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Uptake of HNO3 onto coarse-mode sea salt
+|Implement ethane in carbon simulation
-|Prasad Kasibhatla (Duke)
+|Yuzhong Zhang (Westlake)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Photolysis of NITs
+|Mesospheric source of CO
-|Prasad Kasibhatla (Duke)
+|Dylan Jones (UofT)<br>Pam Wales (NASA GSFC)
-|Science
+|Emissions
 |
 |-valign="top"
-|[[POPs simulation#PCB simulation|PCB simulation]]
+|Drought-stress algorithm
-|Colin Thackray (Harvard)<br>Carey Friedman (formerly MIT)<br>Helen Amos (formerly Harvard)
+|Wei Li (Houston)
-|Science
+|Emissions
 |
+|-valign="top"
+|Physically-based resolution correction for BVOC emissions using MEGAN
+|May Fu (SUSTech)
+|Emissions
+|
 |-valign="top"
-|New EDGAR sectoral inventory for Hg (1970-2012)
+|Canadian forest fire prediction system (Canada government forecast model)
-|Amanda Giang (MIT)
+|Robin Stevens (Montreal)
-|Science
+|Emissions
 |
 |-valign="top"
-|Wet deposition parameterizations: pH dependency, Henry's law coefficients, etc.
+|Cooking emissions (not biofuel)
-|Sarah Safieddine (MIT)<br>GCST
+|Kelvin Bates (CU Boulder)
-|Science
+|Emissions
 |
 |-valign="top"
-|Archive GISS met fields from RCP scenarios for community
+|State-specific annual emissions scaling factors (US) (1990-2021)
+|Ishir Dutta (MIT)
+|Emissions
+|
+|-valign="top"
+|GISS-GC online
 |Lee Murray (Rochester)
-|Science
+|External model
 |
 |-valign="top"
-|Online O3-LAI coupling in GEOS-Chem
+|Hybrid MPI-OpenMP in GCHP
-|Amos Tai (CUHK)
+|Seb Eastham (MIT)<br>Killian Murphy (York)<br>Lizzie Lundgren (Harvard)
-|Science
+|GCHP
 |
 |-valign="top"
-|Clean up SOA diagnostics
+|MAPL3: Update to MAPL3 in GCHP, including replacement of ExtData.rc and HISTORY.rc with YAML files
-|GCST
+|Lizzie Lundgren (Harvard)
-|Structural
+|GCHP
 |
 |-valign="top"
-|Calculation consistency throughout code: surface area, HGF (via species database)
+|MAPL3: Comply with MAPL "positive" standard in GCHP diagnostic files
-|GCST
+|Lizzie Lundgren (Harvard)
-|Structural
+|GCHP
 |
 |-valign="top"
-|Harmonizing Henry's Law coefficients across wet and dry deposition
+|MAPL3: Wildcards in GCHP History
-|[[GCST]]
+|Lizzie Lundgren (Harvard)
-|Science
+|GCHP
 |
-*Work not started yet. Will need input from the community.
-|}
+|-valign="top"
+|MAPL3: Output emissions with positive up convention in GCHP
+|Lizzie Lundgren (Harvard)
+|GCHP
+|
-=== Over the horizon (6-12 months) ===
+|-valign="top"
+|Assessment/improvement of OpenMP performance in GC-Classic and HEMCO standalone
+|Bob Yantosca (Harvard)
+|Performance
+|
-{| border=1 cellspacing=0 cellpadding=5
+|-valign="top"
-|- bgcolor="#cccccc"
+|Photophysical oxidation of aldehydes
-!width="400px"|Item
+|Paulo Sebastianelli (Wollongong)<br>Jenny Fisher (Wollongong)
-!width="250px"|Author(s)
+|Chemistry
-!width="100px"|Type
+|
-!width="250px"|Status
 |-valign="top"
-|MEIC emissions over China (2000-2015)
+|DMS updates
-|Lu Shen (Harvard)<br>Melissa Sulprizio (Harvard)
+|Will Porter (UCR)
-|Science
+|Chemistry
 |
-*Implementation delayed until MEIC paper is published
 |-valign="top"
-|GISS-GC GCHP
+|Furans emission and chemistry
-|Lee Murray (Rochester)
+|Lixu Jin (Montana)<br>Lu Hu (Montana)
-|Science
+|Chemistry + <br>Emissions
 |
 |-valign="top"
-|Dynamic fire modeling/prediction
+|Cl2 prodcution from Fe aerosol
-|Shiliang Wu (MNT)
+|Qianjie Chen (HK Poly)<br>Becky Alexander (UW)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Interannually varying ocean model BCs for Hg from ocean model
+|VCP emissions
-|Colin Thackray (Harvard)
+|Kevin Bates (CU Boulder)
-|Science
+|Emissions
 |
 |-valign="top"
-|PAH & PFCA simulations
+|Bidirectional land-atmosphere exchange for Hg
-|Peter Ivatt (York)<br>Mat Evans (York)<br>Noelle Selin (MIT)<br>Colin Thackray (Harvard)
+|Yuying Cui (MIT/Tsinghua)
-|Science
+|Hg simulation
 |
 |-valign="top"
-|CH4 in full chemistry simulation
+|OH covariances for inversions
-|Seb Eastham (Harvard)
+|Elise Penn (Harvard)
-|Science
+|Inversions
 |
 |-valign="top"
-|Standard future land use maps (PFT, LAI) for RCP/CMIP6 simulations
+|CESM2-GC offline
-|Colette Heald (MIT)<br>Loretta Mickley (Harvard)
+|Seb Eastham (ICL)<br>Lee Murray (Rochester)
-|Science
+|Met fields
 |
 |-valign="top"
-|Archive GISS met fields from CMIP6 scenarios for community
+|Re-binning of off-line sea salt and dust for TOMAS
-|Lee Murray (Rochester)
+|Betty Croft (Dalhousie)
-|Science
+|Microphysics
 |
 |-valign="top"
-|Updates to cold-temperature deposition
+|TOMAS nucleation updates
-|Lyatt Jaegle (UW)
+|Sam O'Donnell (CSU)
-|Science
+|Microphysics
 |
 |-valign="top"
-|Simple parameterization for CO2-O3 dependence of stomatal resistance
+|Stratospheric aerosol APM
-|Amos Tai (CUHK)
+|Fangqun Yu (SUNY Albany)
-|Science
+|Microphysics
 |
 |-valign="top"
-|NH3 emissions over China
+|Transition from MERRA-2 to GEOS-IT for benchmarking
-|Lin Zhang (PKU)
+|Yuanjian Zhang (WashU)
-|Science
+|Quality Assurance
 |
 |-valign="top"
-|Using GEOS-Chem within GEOS-5
+|Automate integration testing on AWS
-|Loretta Mickley (Harvard)
+|Yidan Tang (WashU)
-|Science
+|Quality Assurance
 |
 |-valign="top"
-|Carbon cycle outputs in xCO2, xCH4 as a diagnostic
+|Integration testing: Add across end of year run
-|Beata Bukosa (Wollongong)<br>Dylan Jones (UofT)
+|GCST
-|Science
+|Quality Assurance
 |
 |-valign="top"
-|Seasonal EMEP emissions back to 1980
+|Integration testing: Add GEOS-IT
-|Mat Evans (York)
+|Yuanjian Zhang (WashU)
-|Science
+|Quality Assurance
 |
 |-valign="top"
-|Updates to NO2 dry deposition
+|Separate mixing, emissions, and drydep
-|Brian Boys (Dalhousie)
+|Yuanjian Zhang (WashU)
-|Science
+|Structural
 |
 |-valign="top"
-|APM update and integration with most recent GEOS-Chem version
+|Intel IFX compiler
-|Gan Luo (SUNY Albany)
+|Bob Yantosca (Harvard)
 |Structural
 |
 |-valign="top"
-|Cosmogenic tracer production
+|CMake option to only build libraries but not executable, also passing C-preprocessor statements to turn off code
-|Lee Murray (Rochester)
+|Bob Yantosca (Harvard)<br>Lee Murray (Rochester)
-|Science
+|Structural
 |
 |-valign="top"
-|Explore resolution-consistent dust emissions
+|Remove differences introduced when breaking up GC-Classic runs in time; and flexible precision in HEMCO
-*Make high-res concentrations or mass fluxes available offline, implement in met field processing
+|Lizzie Lundgren (Harvard)
-|David Ridley (MIT)<br>GCST<br>Nested Model WG
+|Structural
-|Science
 |
 |-valign="top"
-|Dust emissions at nested-grid resolutions
+|Limit allocation of State_Met to what is needed per simulation
-|Yuxuan Wang (U. Houston)<br>Jun Wang (U. Iowa)
+|Melissa Sulprizio (Harvard)
-|Science
+|Structural
 |
-*Check for overlap with resolution-consistent dust emissions above
 |-valign="top"
-|[[Wet_deposition#Update_SO2_scavenging_in_convective_updrafts_for_consistency|Update SO2 scavenging in convective updrafts for consistency]]
+|Using 3-D precipitation fluxes to calculate precipitation formation and re-evaporation in scavenging (to be consistent with GEOS/GOCART & ground precipitation)
-|Duncan Fairlie (NASA/LARC)
+|Gan Luo (Albany)<br>Hongyu Liu (NIA/LaRC)<br>Bo Zhang (NIA/LaRC)
-|Science
+|Wet deposition
 |
 |}
-=== Longer term (12-24 months)===
+== 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.
 {| border=1 cellspacing=0 cellpadding=5
 |- bgcolor="#cccccc"
-!width="400px"|Item
+!width="200px"|Feature
-!width="250px"|Author(s)
+!width="200px"|Contributor(s)
-!width="100px"|Type
+!width="100px"|Model scope
-!width="250px"|Status
+!width="420px"|Notes and References
 |-valign="top"
-|GCHP stretched grid
+|Modal aerosol model (MAM7) in GCHP
-|Jiawei Zhuang (Harvard)
+|Shreya Sharma (MIT)
-|Science
+|Aerosols
 |
 |-valign="top"
-|1/8 degree nested-grid simulations with GEOS-FP
+|Online OCIM ocean biogeochemistry
-|Nested Model WG
+|Lee Murray (Rochester)<br>Hannah Horowitz (UIUC)<br>Chris Holmes (FSU)
-|Science
+|Chemistry
 |
-*Wait for more interest
 |-valign="top"
-|Embedding GEOS-Chem into CESM
+|Perchlorate chemistry
-|Jean-Francois Lamarque (NCAR)
+|Yuk Chun Chan (UW)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Adjoint of carbon cycle simulation in GCHP
+|Non-stomatal dry deposition (2-layer canopy model)
-|Kevin Bowman (JPL)
+|Michael Vermeuel (Purdue)
-|Science
+|Dry Deposition
 |
 |-valign="top"
-|Isoprene chemistry v2 (new Caltech update)
+|Continental chloride particle emissions (salty dust, road salt)
-|Kelvin Bates (Caltech)
+|Jessica Haskins (Utah)
-|Science
+|Emissions
 |
 |-valign="top"
-|Contemporary land cover: developing historical and updated GEOS-Chem land cover maps based on satellite remote sensing
+|Multivolatility emission inventory to address gaps in EDGAR/HTAP etc.
-|Jeff Geddes (BU)
+|Ruochong (Tshingua)
-|Science
+|Emissions
 |
 |-valign="top"
-|Farquhar-Ball-Barry model to calculate stomatal resistance
+|Lightning NOx production rates
-|Amos Tai (CUHK)<br>Jeff Geddes (BU)
+|Bex Horner (UCL)
-|Science
+|Emissions
 |
 |-valign="top"
-|Impacts of chemistry on ecosystem/carbon cycle
+|HFO and CF3CHO
-|Kevin Bowman (JPL)<br>Anthony Bloom (JPL)
+|Beth Killen (Wollongong)<br>Jenny Fisher (Wollongong)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Improved lightning emission scheme
+|Glyoxal updates from isoprene
-|Lee Murray (Rochester)
+|Tzung-May Fu (SUSTech)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Resolution-independent lightning NOx
+|Iodine chemistry
-|Lee Murray (Rochester)
+|Becky Alexander (UW)<br>Xuan Wang (CUHK)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Bidirectional NH3 emissions
+|GFED5 biomass burning
-|Juliet Zhu (CSU)
+|Eric Roy (MIT)
-|Science
+|Emissions
 |
 |-valign="top"
-|Country-based weekday/weekend variability for EDGAR 4.2
+|Ocean Hg surface concentrations for 2010-2020 from multi-model ensemble
-|Lee Murray (Rochester)<br>Christoph Keller (Harvard)
+|Eric Roy (MIT)<br>Ari Feinberg (IQF-CSIC)
-|Science
+|Hg simulation
 |
 |-valign="top"
-|Update keytone photolysis
+|Soil Hg emissions 2010-2020
-|Jared Brewer (CSU)<br>Emily Fischer (CSU)
+|Eric Roy (MIT)<br>Ari Feinberg (IQF-CSIC)
-|Science
+|Hg simulation
 |
 |-valign="top"
-|Small alkyl nitrates
+|Air-sea exchange parameterization
-|Jenny Fisher (Wollongong)
+|Eric Roy (MIT)
-|Science
+|Hg simulation
 |
 |-valign="top"
-|YIBS-GC chemistry-biosphere-fire coupling
+|Soil Hg emissions parameterization
-|Loretta Mickley (Harvard)<br>Xu Yue (IAP)
+|Ari Feinberg (IQF-CSIC)
-|Science
+|Hg simulation
 |
 |-valign="top"
-|Nitrogen-LAI coupling
+|Sea salt uptake of GOM
-|Lin Zhang (PKU)<br>Amos Tai (CUHK)
+|Eric Roy (MIT)
-|Science
+|Hg simulation
 |
 |-valign="top"
-|Implementing humidity/VPD dependence of dry deposition
+|Photoreduction rate constant
-|Jennifer Murphy (U. Toronto)
+|Eric Roy (MIT)
-|Science
+|Hg simulation
 |
 |-valign="top"
-|SO2 wet scavenging
+|New observations (2010-2020) in standardized Hg benchmark for intercomparison
-|Duncan Fairlie (NASA Langley)
+|Eric Roy (MIT)/Ari Feinberg (IQF-CSIC)
-|Science
+|Hg simulation
 |
 |-valign="top"
-|Heterogeneous sulfate production
+|Hg simulation in GCHP
-|Lin Zhang (PKU)<br>Becky Alexander (UW)<br>Yuxuan Wang (U. Houston)
+|Eric Roy (MIT)
-|Science
+|Hg simulation
 |
 |-valign="top"
-|MOSAIC implementation
+|OCIM - biogeochemical model - (C/P/N/Fe - no Hg yet) (MATLAB)
-|Sebastian Eastham (Harvard)
+|Hannah Horowitz (UIUC)
-|Science
+|Hg simulation
 |
 |-valign="top"
-|Particle size climatology
+|Possibly updating Hg oxidation chemistry based on Utah field campaigns
-|Fangqun Yu (SUNY Albany)
+|Jessica Haskins (Utah)
-|Science
+|Hg simulation
 |
 |-valign="top"
-|Sea salt/dust size distribution
+|New halogen/aerosol fields (surface area / AOD) from 10-year 14.4 benchmark simulation available online
-|David Ridley (MIT)<br>Colette Heald (MIT)
+|Viral Shah (NASA GMAO); Eric Roy (MIT); Ari Feinberg (IQF-CSIC)
-|Science
+|Input data
 |
 |-valign="top"
-|Updates to GTMM
+|Extend IMI to CO2 (ICI)
-|Rebecca Stern (Harvard)
+|Hannah Nesser (JPL)
-|Science
+|Inversions
 |
 |-valign="top"
-|Tracer transport ocean
+|Global emission inventory of metals
-|Chris Holmes (FSU)
+|Tzung-May Fu (SUSTech); He Zhong Tian (Peking Normal U)
-|Science
+|Metals simulation
 |
 |-valign="top"
-|Include Hg in full chemistry simulation
+|Investigate and improve performance of aerosol chemistry
-|Noelle Selin (MIT)
+|Bob Yantosca (Harvard)
-|Science
+|Performance
 |
 |-valign="top"
-|Goddard seasonal weather prediction in GCHP
+|PAH - update from version 11
-|Kevin Bowman (JPL)
+|Lexia Cicone (MIT)
-|Science
+|POPs simulation
 |
 |-valign="top"
-|Climate index diagnostics (drought, etc.)
+|Species database more accessible; doc updates; TOL discussion
-|Chemistry-ecosystems-climate WG
+|Jessica Haskins (Utah)
 |Structural
 |
 |-valign="top"
-|Joint CO/CO2/CH4 simulation
+|Stretched-grid plotting in GCPy
-|Nicholas Deutscher (U. Wollongong)
+|Killian Murphy (York)
-|Science
+|Tools
 |
 |-valign="top"
-|Carbon coupling: oceans and terrestrial models
+|Model inter-comparison of transport (GEOS, GCHP, GCClassic)
-|Chris Holmes (FSU)
+|Lizzie Lundgren (Harvard), Emma Knowland (NASA)
-|Science
+|Transport
 |
-*Ocim-pure physical transport, ECCO-Darwin ocean biogeochemistry
 |-valign="top"
-|DMS oxidation scheme updating
+|Comparing mass fluxes in GCHP vs. traditional lat/lon wind
-|Qianjie Chen (UW)<br>Chemistry WG
+|Yuanjian Zhang (WashU), Seb Eastham (ICL)
-|Science
+|Transport
-|
-|-valign="top"
-|Limiting NH3 uptake due to OA
-|Rachel Silvern (Harvard)
-|Science
 |
 |}
---[[User:Bmy|Bob Yantosca]] ([[User talk:Bmy|talk]]) 15:32, 23 May 2018 (UTC)