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

Latest revision as of 20:55, 18 April 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 14.4.0

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
Global continental chlorine (pCl and HCl) emissions	Bingqing Zhang (Georgia Tech) Pengfei Liu (Georgia Tech)	Emissions	Simple
Parameterization of SNA and OM dry size	Haihui Zhu (WashU)	Aerosols	Medium	Zhu et al., EGUsphere, submitted 2023. geos-chem PR #1902
New soil NOx parameterization	Yi Wang (U. Iowa) Jun Wang (U. Iowa)	Emissions	Medium	geos-chem issue #1288 Incorporates new met field TSOIL1
Remove differences in GC-Classic due to HEMCO reading REAL8 restart as REAL4	Lizzie Lundgren (Harvard)	GC-Classic	Medium	hemco issue #18
Replace ISORROPIA with HETPv1.0	Lizzie Lundgren (Harvard) Seb Eastham (ICL)	Aerosol thermodynamics	Medium	geos-chem issue #2235
Only convert units for species that need it	Bob Yantosca (Harvard)	Unit conversions	Medium	geos-chem PR #2072
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
ALK4 & R4N2 chemistry	Jared Brewer (UMN)	Chemistry	TBD	Not delivered	geos-chem issue #1625 Brewer, J.F. et al., J. Geophys. Res., 2023.
Mass flux regridding fix in MAPL	Tom Clune (GMAO) Seb Eastham (MIT)	GCHP input regridding	Medium		GCHP Issue #377 Currently on hold, as the submitted update results in zero diff
New version of CEDS at 0.1 deg	Dandan Zhang (WashU)	Emissions	Simple	Delivered	geos-chem issue #1745 Currently on hold while an issue with seasonality in the new CEDS data is being investigated by the authors.

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 References
KORUS-AQ emissions for East Asia (as an option)	Katie Travis (NASA)	Emissions	Simple
Geologic emission of ethane and propane	Matthew Rowlinson and Mat Evans(York)	Emissions	Delivered Jan 2023	Global source from https://doi.org/10.1038/s41561-018-0073-0 with spatial distribution from https://doi.org/10.5194/essd-11-1-2019
Ecophysiology module in GEOS-Chem for biosphere-atmosphere exchange	Joey Lam(CUHK) Amos Tai (CUHK)	Science	Delivered Feb 2021	geos-chem PR #629
LPJ land cover (global), fire (W US), dust emissions (SW N America), 1700-2100	Yang Li (Baylor University) Loretta Mickley (Harvard)	Emissions	Delivered Jul 2021	Data involves many files- need to think about temporal frequency
Online H2 chemistry	Maria Paula Pérez-Peña (UNSW) Jenny Fisher (UOW) Dylan Millet (UMN)	Chemistry	Delivered June 2023	Pérez-Peña, M.P. et al., ACP, 2022. Implemented in v12.5, needs to be brought up to current version
DMS Chemistry	Linia Tashmim (UC Riverside) William Porter (UC Riverside)	Chemistry	Not delivered
Organic acids (RCOOH)	Katie Travis (NASA)	Chemistry	Not delivered
Improve carbon & nitrogen conservation in reactions	Kelvin Bates (Harvard)	Chemistry	Not delivered
Blowing snow sea salt in TOMAS	Betty Croft (Dalhousie)	Aerosols	Not delivered
Australian anthropogenic Hg emissions	Stephen MacFarlane (UOW) Jenny Fisher (UOW) Hannah Horowitz (U. Illinois) Viral Shah (Harvard)	Hg simulation	Not delivered
WRF-GC Hg simulation	Xiaotian Xu (Nanjing U.) Yanxu Zhang (Nanjing U.)	Hg simulation WRF-GC	Not delivered
Updated HgII gas-partical partitioning	Kaiyun Liu (Tsinghua U.) Qingru Wu (Tsinghua U.) Shuxiao Wang (Tsinghua U.)	Hg simulation	Not delivered	Should be option, not default
Dry deposition to F90 (readability)	Chris Holmes (FSU)	Dry deposition	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
PPN+hv, PPN+OH	Robert Ryan (UCL)	Chemistry
MBO	Michael Vermeuel (UMN)	Chemistry
Initial conditions for CH4 correcting background and stratospheric biases	Todd Mooring (Harvard)	Methane simulation
Migrating simple SOA formation from carbon_mod.F90 into the KPP "full-chemistry" mechanism	Bob Yantosca (Harvard)	Aerosols Structural	Ongoing
Re-binning of off-line sea salt and dust for use in TOMAS	Betty Croft (Dalhousie)	Aerosols
Adaption of TOMAS' in-cloud aqueous sulfate production for KPP versus sulfate_mod.F90	Betty Croft (Dalhousie)	Aerosols
ML algorithms for bulk aerosols	Arshad Nair (SUNY Albany) Fangqun Yu (SUNY Albany)	Aerosols
PM2.5 and PM10 calculations: aerodynamic vs geometric diameters	Shixian Zhai (Harvard)	Aerosols
Updates to Hodzic SOA scheme	Jared Brewer (Harvard)	Aerosols
Automated reduction in isoprene scheme	Dan Westervelt (Lamont-Doherty)	Aerosols
Brown carbon chemsitry	Jingqiu Mao (U. Alaska) Xuan Wang (CUHK)	Aerosols
GEOS resolution and subgrid convection - Part 2 RAS parameter tuning	Tailong He (Toronto) Dylan Jones (Toronto) Andrea Molod (NASA GMAO)	Convection
High-res top-down TROPOMI-derived seasonal mean NOx emissions for China	Jintai Lin (PKU)	Emissions	Horizontal resolution: 5km, temporal resolution: JJA mean monthly data will be available at a later stage; please contact us
Updated biomass burning emission factors and species	Tess Carter (MIT)	Emissions
Updated offline sea salt emissions	Hongjian Weng (PKU) Jintai Lin (PKU)	Emissions
Canopy Physics Model	Sam Silva (MIT)	Emissions & Science	DOI: 10.5281/zenodo.3614062 Needs to be updated to a more recent GEOS-Chem version
Assessment/improvement of OpenMP performance in GC-Classic and HEMCO standalone	Bob Yantosca (Harvard)	Model performance	Ongoing (will be done as time allows)
Retire all BPCH diagnostics	Bob Yantosca (Harvard)	Diagnostics	Can be done following the TOMAS update for GCHP
Assess memory leak in GCHP	Killian Murphy (York)	Model performance	NOTE: Most memory leaks in GCHP have been fixed by geoschem/geos-chem PR #1353. Need to assess if any memory leaks still remain.
Hybrid MPI-OpenMP in GCHP	Seb Eastham (MIT) Killian Murphy (York)	Model performance
Improve run directory templating and creation with init_rd.sh and shared directories	Jourdan He (WashU)	Run directories
Table of CTM and online GCM properties: GCHP, GCC, GEOS-CTM, GC-Nested, online GEOS, GEOS-replay, etc	GCST?	Documentation

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
Snow / Icy Bromine	Becky Alexander (UW) William Swanson (U. Alaska) Shuting Zhai (UW)	Chemistry
Monoterpene oxidation scheme	Jessica Haskins (MIT)	Chemistry
Fire related VOCs including furans	Lu Hu (UMT) Lixu Jin (UMT)	Chemistry
Extension of UCX into the mesosphere	Seb Eastham (MIT) Eric Fleming (NASA)	Chemistry
Methane flux ingestion	Eloise Marais (UCL)	Chemistry
Dust non-sphericity impacts on surface chem and optical properties	Inderjeet Singh (WashU)	Aerosols
Size-resolved stratospheric aerosol	Seb Eastham (MIT)	Aerosols
Extend aerosol settling	Eloise Marais (UCL)	Aerosols
Stratospheric aerosol APM	Fangqun Yu (SUNY)	Aerosols
Plume-in-grid model	Hongwei Sun (Harvard)	Chemistry
Updated lightning NOx: Prescribe from ground and geostationary lightning flashes	Lee Murray (Rochester)	Emissions
Seb aircraft emissions beyond recent 2019 update	Seb Eastham (MIT)	Emissions
FRP-based fire emsisions for eastern US at 0.2 deg	Charlie Fite (FSU)	Emissions
Hg iodine chemistry	Yiming Fu Yanxu Zhang (Nanjing U.)	Hg simulation
Hg simulation in GCHP	Ari Feinberg (MIT) Lyssa Freese (MIT)	Hg simulation
Update Hg ocean and soil boundary conditions for consistency with new chemistry	Yanxu Zhang (Nanjing U.)	Hg simulation
Dry deposition diagnostics by land cover	Holly Nowell (FSU)	Diagnostics
Dry deposition process diagnostics	Holly Nowell (FSU)	Diagnostics
Isotope simulation for CO and CH4 in GCHP	Lee Murray (Rochester)	Carbon simulation
Updated bottom-up global CH4 oil, gas, and coal emissions (GFEI v3)	Melissa Sulprizio (Harvard) Tia Scarpelli (U. Edinburgh) Zichong Chen (Harvard)	Emissions CH4 simulation
Modularization of aerosols code for interface with GOCART in GEOS	Christoph Keller (GMAO)	Structural
Improve load balancing in GCHP	Seb Eastham (MIT)	Model performance
Testing the use of monthly mean MERRA-2 CWC with Pb-210 aerosol tracer	Bo Zhang (NIA) Hongyu Liu (NIA / NASA Langley)	Transport
Testing the use of a new scavenging parameterization developed by Luo and Yu for cold cloud with Pb-210 aerosol tracer	Gan Luo (SUNY Albany) Fangqun Yu (SUNY-Albany)	Transport
Evaluate vertical mixing in GEOS-Chem with model-model and model-observation comparisons	Seb Eastham (MIT) Clara Orbe (NASA GISS) Andrew Schuh (CSU)	Transport

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
Updates to Aromatic chemistry	Stephen MacFarlane (UOW) Jenny Fisher (UOW)	Chemistry
Nitrate photolysis	Mat Evans (York) Thomas Sherwen (York) Matthew Rowlinson (York)	Chemistry
In aerosol chemistry Halogens	Mat Evans (York) Hansen Cao (CU Boulder)	Chemistry
Benchmark box model of GC Chemistry	Katie Travis (NASA)	Chemistry
Alkyl nitrates Alk7, PHAN	Katie Travis (NASA)	Chemistry
Add stratospheric ozone species to full-chemistry simulations	Lee Murray (Rochester)	Chemistry
Perchlorate chemistry	Yuk Chun Chan (UWAB)	Chemistry
Explicit heterogeneous sulfate chemistry	Katie Travis (NASA) Becky Alexander (UT)	Chemistry
HOx and ozone "emissions" from lightning as option in model to play with	Jingqiu (Alaska) Lee Murray (Rochester)	Emissions
Sea salt aerosol from sea ice leads	Hannah Horowitz (U. Illinois)	Emissions
Drought-stress algorithm	Wei Li (U. Houston)
Biomass burning injection height profiles	Inderjeet Singh (WashU)	Emissions
OCIM integration	Chris Holmes (FSU) Lee Murray (Rochester)
Updating landcover products in GEOS-Chem	Chris Holmes (FSU) Jeff Geddes (BU)	Input data
Dry deposition physical improvement	Chris Holmes (FSU)	Dry deposition
TOMAS WRF-GC in regional Thailand simulation	Win Trivitayanurak (Chulalongkorn U)	Aerosols

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

Latest revision as of 20:55, 18 April 2024

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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/2015/index.html International GEOS-Chem Meeting (IGC7)] in May 2015 and has been continuously updated since 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 as of Nov 2016 ==
+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
-=== Awaiting release ===
+|-valign="top"
+|align="center"|'''[[GEOS-Chem no-diff-to-benchmark]]'''
+|align="center"|'''[[GEOS-Chem 14.4.0]]'''
-Items awaiting release will be part of the next version release of GEOS-Chem and are actively being incorporated into the standard model and benchmarked. More information on those items can be obtained on the [[GEOS-Chem v11-02]] wiki page.
+|}
-{| border=1 cellspacing=0 cellpadding=5
+== Feature integration in progress ==
-|- bgcolor="#cccccc"
-!width="400px"|Item
-!width="300px"|Author(s)
-!width="400px"|Status
-|- bgcolor="#ccffff"
+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.
-!colspan="3"|Science updates
+{| 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="300px"|Notes and References
 |-valign="top"
-|[[Updates_in_JPL_Publication_15-10|Updating chemistry rate constants based on ''JPL Publication 15-10'']]
+|[https://doi.org/10.7910/DVN/23BRII Global continental chlorine (pCl and HCl) emissions]
-|Barron Henderson (U. Florida)<br>Mat Evans (U. York)<br>[[Chemistry Issues|Oxidants and Chemistry WG]]
+|Bingqing Zhang (Georgia Tech)<br>Pengfei Liu (Georgia Tech)
+|Emissions
+|Simple
 |
-*Will be included in [[GEOS-Chem v11-02#v11-02a|v11-02a]] (pending approval)
 |-valign="top"
-|[[PAN|PAN updates]]
+|[https://github.com/geoschem/geos-chem/issues/1747 Parameterization of SNA and OM dry size]
-|Emily Fischer (CSU)
+|Haihui Zhu (WashU)
+|Aerosols
+|Medium
 |
-*Will be included in [[GEOS-Chem v11-02#v11-02a|v11-02a]] (pending approval)
+*[https://egusphere.copernicus.org/preprints/2022/egusphere-2022-1292/ Zhu et al., EGUsphere, submitted 2023.]
+*[https://github.com/geoschem/geos-chem/pull/1902 geos-chem PR #1902]
 |-valign="top"
-|[[EPA/NEI11_North_American_emissions#Monthly_mean_emissions|Monthly mean NEI2011 emissions]]
+|[https://github.com/geoschem/geos-chem/issues/1288 New soil NOx parameterization]
-|[[GCST]]<br>Katie Travis (Harvard)
+|Yi Wang (U. Iowa)<br>Jun Wang (U. Iowa)
+|Emissions
+|Medium
 |
-*Will be included in [[GEOS-Chem v11-02#v11-02a|v11-02a]] (pending approval)
+*[https://github.com/geoschem/geos-chem/issues/1288 geos-chem issue #1288]
+*Incorporates new met field TSOIL1
-|-bgcolor="#ccffff" valign="top"
+|-valign="top"
-!colspan="3"|Structural/programming updates
+|Remove differences in GC-Classic due to HEMCO reading REAL8 restart as REAL4
+|Lizzie Lundgren (Harvard)
+|GC-Classic
+|Medium
+|
+*[https://github.com/geoschem/HEMCO/issues/18 hemco issue #18]
 |-valign="top"
-|TBD
+|Replace ISORROPIA with [https://gmd.copernicus.org/articles/17/2197/2024/ HETPv1.0]
-|
+|Lizzie Lundgren (Harvard)<br>Seb Eastham (ICL)
+|Aerosol thermodynamics
+|Medium
 |
+*[https://github.com/geoschem/geos-chem/issues/2235 geos-chem issue #2235]
-|-bgcolor="#ccffff" valign="top"
+|-valign="top"
-!colspan="3"|Documentation
+|Only convert units for species that need it
+|Bob Yantosca (Harvard)
+|Unit conversions
+|Medium
+|
+*[https://github.com/geoschem/geos-chem/pull/2072 geos-chem PR #2072]
 |-valign="top"
-|TBD
+|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]
 |}
---[[User:Melissa Payer|Melissa Sulprizio]] ([[User talk:Melissa Payer|talk]]) 20:08, 9 March 2017 (UTC)
+== Prioritized and in the queue ==
-=== Ready to go in ===
+Features listed in this table are prioritized for integration into GEOS-Chem in the near future.
-==== Slated for inclusion in v11-02 ====
+{| 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
-The following items were prioritized for inclusion in [[GEOS-Chem v11-02]].
+|-valign="top"
+|ALK4 & R4N2 chemistry
-{| border=1 cellspacing=0 cellpadding=5
+|Jared Brewer (UMN)
-|- bgcolor="#cccccc"
+|Chemistry
-!width="400px"|Item
+|TBD
-!width="250px"|Author(s)
+|Not delivered
-!width="80px"|Type
+|
-!width="250px"|Status
+*[https://github.com/geoschem/geos-chem/issues/1625 geos-chem issue #1625]
+*[https://acmg.seas.harvard.edu/files/acmg/files/brewer2022.pdf Brewer, J.F. et al., J. Geophys. Res., 2023.]
-|-
-!colspan="4" bgcolor="#CCFFFF"|Chemistry updates
 |-valign="top"
-|Halogen chemistry updates
+|Mass flux regridding fix in MAPL
-|Tom&aacute;s Sherwen (York)<br>Johan Schmidt (Harvard)<br>[[Chemistry Issues|Oxidants and Chemistry WG]]
+|Tom Clune (GMAO)<br>Seb Eastham (MIT)
-|Science
+|GCHP input regridding
+|Medium
 |
-*Slated for [[GEOS-Chem v11-02#v11-02b|v11-02b]]
+|
+*[https://github.com/geoschem/GCHP/issues/377 GCHP Issue #377]
+*'''Currently on hold, as the submitted update results in zero diff'''
 |-valign="top"
-|Enhance default GEOS-Chem simple SOA
+|New version of CEDS at 0.1 deg
-|Aerosol Working Group Chairs
+|Dandan Zhang (WashU)
-|Science
+|Emissions
+|Simple
+|Delivered
 |
-*Slated for [[GEOS-Chem v11-02#v11-02b|v11-02b]]
+*[https://github.com/geoschem/geos-chem/issues/1745 geos-chem issue #1745]
+*'''Currently on hold while an issue with seasonality in the new CEDS data is being investigated by the authors.'''
+|}
+== 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 References
 |-valign="top"
-|Updates to isoprene chemistry, includes:
+|KORUS-AQ emissions for East Asia (as an option)
-*Fast photolysis of carbonyl nitrates
+|Katie Travis (NASA)
-*Aerosol uptake of organic nitrates
+|Emissions
-*Nighttime isoprene chemistry
+|Simple
-|Jenny Fisher (U. Wollongong)<br>Elo&iuml;se Marais (Harvard)<br>Katie Travis (Harvard)<br>Kelvin Bates (Caltech)<br>Rebecca Schwantes(Caltech)
-|Science
 |
-*Delivered to GCST (Mar 2017)
-*Slated for [[GEOS-Chem v11-02#v11-02c|v11-02c]]
 |-valign="top"
-|Add aqueous isoprene uptake to SOA scheme
+|Geologic emission of ethane and propane
-|Eloise Marais (Harvard)
+|Matthew Rowlinson and Mat Evans(York)
-|Science
+|Emissions
+|Delivered<br>Jan 2023
 |
-*Delivered to GCST (Jul 2016)
+*Global source from https://doi.org/10.1038/s41561-018-0073-0 with spatial distribution from https://doi.org/10.5194/essd-11-1-2019
-*Slated for [[GEOS-Chem v11-02#v11-02c|v11-02c]]
 |-valign="top"
-|[[Aerosol_optical_properties#Add_BC_absorption_enhancement_factor|Update density of BC to 1.8 and add absorption enhancement factor in input.geos]]
+|[https://github.com/geoschem/geos-chem/pull/629 Ecophysiology module in GEOS-Chem for biosphere-atmosphere exchange]
-|Xuan Wang (MIT)
+|Joey Lam(CUHK)<br>Amos Tai (CUHK)
 |Science
+|Delivered<br>Feb 2021
 |
-*Delivered to [[GEOS-Chem Support Team|GCST]] (Jan 2016)
+*[https://github.com/geoschem/geos-chem/pull/629 geos-chem PR #629]
-*Slated for [[GEOS-Chem v11-02#v11-02d|v11-02d]]
 |-valign="top"
-|[[NOx-Ox-HC-aerosol#Monthly mean surface distributions|Monthly mean surface methane distributions]]
+|LPJ land cover (global), fire (W US), dust emissions (SW N America), 1700-2100
-|Lee Murray (NASA GISS/LDEO)
+|Yang Li (Baylor University)<br>Loretta Mickley (Harvard)
-|Science
+|Emissions
+|Delivered<br>Jul 2021
 |
-*Slated for [[GEOS-Chem v11-02#v11-02d|v11-02d]]
+*Data involves many files- need to think about temporal frequency
 |-valign="top"
-|[[Rn-Pb-Be_simulation#Radon_flux_diagnostic|Radon flux diagnostic]]
+|[https://github.com/geoschem/geos-chem/issues/1867 Online H2 chemistry]
-|[[GCST]]
+|Maria Paula Pérez-Peña (UNSW)<br>Jenny Fisher (UOW)<br>Dylan Millet (UMN)
-|Benchmarking
+|Chemistry
+|Delivered<br>June 2023
 |
-*Slated for [[GEOS-Chem v11-02#v11-02d|v11-02d]]
+*[https://acp.copernicus.org/articles/22/12367/2022/acp-22-12367-2022.html Pérez-Peña, M.P. et al., ACP, 2022.]
+*Implemented in v12.5, needs to be brought up to current version
-|-
-!colspan="4" bgcolor="#CCFFFF"|Emission updates
 |-valign="top"
-|[[EDGAR_v4.3_anthropogenic_emissions|EDGAR v4.3 emissions]]
+|DMS Chemistry
-|Chi Li (Dalhousie)
+|Linia Tashmim (UC Riverside)<br>William Porter (UC Riverside)
-|Science
+|Chemistry
+|Not delivered
 |
-*Delivered to GCST (Nov 2016)
 |-valign="top"
-|EPA-derived BC/OA emissions over US (1990-2012)
+|Organic acids (RCOOH)
-|David Ridley (MIT)
+|Katie Travis (NASA)
-|Science
+|Chemistry
+|Not delivered
 |
 |-valign="top"
-|[[CAC_anthropogenic_emissions#Historical_emissions|Historical CAC emissions]]
+|Improve carbon & nitrogen conservation in reactions
-|Chi Li (Dalhousie)
+|Kelvin Bates (Harvard)
-|Science
+|Chemistry
+|Not delivered
 |
-*Delivered to GCST (Nov 2016)
 |-valign="top"
-|Default US emissions to NEI after 2011
+|Blowing snow sea salt in TOMAS
-|Dalhousie group
+|Betty Croft (Dalhousie)
-|Science
+|Aerosols
+|Not delivered
 |
 |-valign="top"
-|Ammonia from Arctic birds
+|[https://pubs.rsc.org/en/content/articlelanding/2022/EM/D2EM00019A Australian anthropogenic Hg emissions]
-|Dalhousie group
+|Stephen MacFarlane (UOW)<br>Jenny Fisher (UOW)<br> Hannah Horowitz (U. Illinois)<br>Viral Shah (Harvard)
-|Science
+|Hg simulation
+|Not delivered
 |
 |-valign="top"
-|[[Sulfate_aerosols#Ocean_ammonia_emission_inventory|Ocean ammonia emission inventory]]
+|WRF-GC Hg simulation
-|Fabien Paulot (NOAA/GFDL)
+|Xiaotian Xu (Nanjing U.)<br>Yanxu Zhang (Nanjing U.)
-|Science
+|Hg simulation<br>WRF-GC
+|Not delivered
 |
-*Data files delivered to GCST (Jan 2016)
-*Needs to be implemented via HEMCO
 |-valign="top"
-|[http://www.atmos-chem-phys.net/16/2819/2016/ A snow NOx source from deep snowpack]
+|Updated HgII gas-partical partitioning
-|Maria Zatko (UW)<br>Becky Alexander (UW)
+|Kaiyun Liu (Tsinghua U.)<br>Qingru Wu (Tsinghua U.)<br>Shuxiao Wang (Tsinghua U.)
-|Science
+|Hg simulation
+|Not delivered
 |
-*Implemented in v9-01-01
+*Should be option, not default
-*Needs to be added as a HEMCO extension
 |-valign="top"
-|[[MASAGE_NH3_inventory#Non-agricultural_NH3_for_use_with_MASAGE|Non-agricultural NH3 for use with MASAGE]]
+|Dry deposition to F90 (readability)
-|Amos Tai (CUHK)
+|Chris Holmes (FSU)
-|Science
+|Dry deposition
+|Not delivered
 |
-|-
+|}
-!colspan="4" bgcolor="#CCFFFF"|Deposition/surface updates
+== 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"
-|Fix to direct/diffuse radiation
+|PPN+hv, PPN+OH
-|Katie Travis (Harvard)
+|Robert Ryan (UCL)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Species Database Phase 3:
+|MBO
-*Harmonizing Henry's Law coefficients across wet and dry deposition
+|Michael Vermeuel (UMN)
-|[[GCST]]
+|Chemistry
-|Science
 |
 |-valign="top"
-|Updated organic deposition
+|Initial conditions for CH4 correcting background and stratospheric biases
-|Katie Travis (Harvard)<br>Jenny Fisher (U. Wollongong)
+|Todd Mooring (Harvard)
-|Science
+|Methane simulation
 |
 |-valign="top"
-|Remove dependence of species drydep on HNO3 drydep
+|Migrating simple SOA formation from carbon_mod.F90 into the KPP "full-chemistry" mechanism
-|Katie Travis (Harvard)<br>Jenny Fisher (U. Wollongong)
+|Bob Yantosca (Harvard)
-|Science
+|Aerosols<br>Structural
 |
+*Ongoing
 |-valign="top"
-|[[Wet_deposition#Update_SO2_scavenging_in_convective_updrafts_for_consistency|Update SO2 scavenging in convective updrafts for consistency]]
+|Re-binning of off-line sea salt and dust for use in TOMAS
-|Duncan Fairlie (NASA/LARC)
+|Betty Croft (Dalhousie)
-|Science
+|Aerosols
 |
 |-valign="top"
-|[[Aerosols_Working_Group#Sedimentation_of_stratospheric_aerosols|Sedimentation of stratospheric aerosols]]
+|Adaption of TOMAS' in-cloud aqueous sulfate production for KPP versus sulfate_mod.F90
-|Sebastian Eastham (Harvard)
+|Betty Croft (Dalhousie)
-|Science
+|Aerosols
 |
-|-
+|-valign="top"
-!colspan="4" bgcolor="#CCFFFF"|Structural updates
+|ML algorithms for bulk aerosols
+|Arshad Nair (SUNY Albany)<br>Fangqun Yu (SUNY Albany)
+|Aerosols
+|
 |-valign="top"
-|[[GEOS-Chem_species_units|Uniformity of units]]
+|PM2.5 and PM10 calculations: aerodynamic vs geometric diameters
-|[[GCST]]
+|Shixian Zhai (Harvard)
-|Structural
+|Aerosols
 |
-*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"
-|[[GEOS-Chem_Output_Files#NetCDF_File_Format|NetCDF Output Phase 3a: Output diagnostics in NetCDF format]]
+|Updates to Hodzic SOA scheme
-|[[GCST]]
+|Jared Brewer (Harvard)
-|Structural
+|Aerosols
 |
 |-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]]
+|Automated reduction in isoprene scheme
-|[[GCST]]<br>Christoph Keller
+|Dan Westervelt (Lamont-Doherty)
-|Bug fix/Structural
+|Aerosols
 |
-|-
+|-valign="top"
-!colspan="4" bgcolor="#CCFFFF"|Hg and POPs updates
+|Brown carbon chemsitry
+|Jingqiu Mao (U. Alaska)<br>Xuan Wang (CUHK)
+|Aerosols
+|
 |-valign="top"
-|[[POPs simulation#PCB simulation|PCB simulation]]
+|GEOS resolution and subgrid convection - Part 2 RAS parameter tuning
-|Carey Friedman (MIT)<br>Helen Amos (Harvard)
+|Tailong He (Toronto)<br>Dylan Jones (Toronto)<br>Andrea Molod (NASA GMAO)
-|Science
+|Convection
 |
 |-valign="top"
-|Hg code updates (chemistry, ocean, land)
+|High-res top-down TROPOMI-derived seasonal mean NOx emissions for China
-|[[Hg and POPs Working Group]]
+|Jintai Lin (PKU)
-|Science
+|Emissions
 |
+*Horizontal resolution: 5km, temporal resolution: JJA mean
+*monthly data will be available at a later stage; please contact us
 |-valign="top"
-|Surface ocean Hg boundary conditions from MITgcm
+|Updated biomass burning emission factors and species
-|Hannah Horowitz (Harvard)
+|Tess Carter (MIT)
-|Science
+|Emissions
 |
-|-
-!colspan="4" bgcolor="#CCFFFF"|Expansion of model capabilities
 |-valign="top"
-|Additional modifications for [[FlexChem]], including:
+|Updated offline sea salt emissions
-*Rebuild the pre-built chemistry mechanisms (Standard, Tropchem, UCX, SOA, SOA-SVPOA) with [http://www.paratools.com/Kppa Kppa]
+|Hongjian Weng (PKU) <br> Jintai Lin (PKU)
-*Add capability for custom chemistry mechanism by building KPP on-the-fly in GEOS-Chem
+|Emissions
-|Mike Long (Harvard)<br>[[GCST]]
-|Structural
 |
 |-valign="top"
-|FlexGrid: Use HEMCO I/O and regridding capabilities to read and regrid met fields
+|[https://gmd.copernicus.org/articles/13/2569/2020/ Canopy Physics Model]
-|Jiawei Zhuang (Harvard)<br>Jintai Lin (PKU)
+|Sam Silva (MIT)
-|Structural
+|Emissions &<br>Science
 |
-*Delivered to GCST (Oct 2016)
+*DOI: [https://zenodo.org/record/3614062#.XzvrH5NKjOR 10.5281/zenodo.3614062]
+*Needs to be updated to a more recent GEOS-Chem version
 |-valign="top"
-|Merge standard simulation with specialty simulations for OVOC, acids, aromatics, dicarbonyls, terpenes
+|Assessment/improvement of OpenMP performance in GC-Classic and HEMCO standalone
-|Dylan Millet (UMN)<br>Xin Chen (UMN)
+|Bob Yantosca (Harvard)
-|Science
+|Model performance
 |
+*Ongoing (will be done as time allows)
 |-valign="top"
-|Nested CO2, CH4, Hg, TOMAS, adjoint, etc.
+|Retire all BPCH diagnostics
-|[[Nested Model Working Group]]
+|Bob Yantosca (Harvard)
-|Science
+|Diagnostics
 |
+*Can be done following the [https://github.com/geoschem/geos-chem/pull/1569 TOMAS update for GCHP]
-|}
---[[User:Melissa Payer|Melissa Sulprizio]] ([[User talk:Melissa Payer|talk]]) 16:13, 7 November 2016 (UTC)
-==== Defer to v11-03 unless ready in time for v11-02 ====
-{| border=1 cellspacing=0 cellpadding=5
-|- bgcolor="#cccccc"
-!width="400px"|Item
-!width="250px"|Author(s)
-!width="80px"|Type
-!width="250px"|Status
 |-valign="top"
-|Global evaluation of using LWC and IWC from met fields for wet scavenging
+|Assess memory leak in GCHP
-|Hongyu Liu (NIA/NASA LARC)<br>Bo Zhang (NIA)
+|Killian Murphy (York)
-|Science
+|Model performance
 |
+*NOTE: Most memory leaks in GCHP have been fixed by [https://github.com/geoschem/geos-chem/pull/1353 geoschem/geos-chem PR #1353].  Need to assess if any memory leaks still remain.
 |-valign="top"
-|Kz eddy mixing scheme
+|Hybrid MPI-OpenMP in GCHP
-|Karen Yu (Harvard)
+|Seb Eastham (MIT)<br>Killian Murphy (York)
-|Science
+|Model performance
 |
 |-valign="top"
-|VBS SOA option
+|Improve run directory templating and creation with init_rd.sh and shared directories
-|Rokjin Park (SNU)
+|Jourdan He (WashU)
-|Science
+|Run directories
 |
 |-valign="top"
-|Benchmark of stratosphere simulation
+|Table of CTM and online GCM properties: GCHP, GCC, GEOS-CTM, GC-Nested, online GEOS, GEOS-replay, etc
-|Dylan Jones (U. Toronto)
+|GCST?
-|Benchmarking
+|Documentation
 |
-*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
 |}
---[[User:Melissa Payer|Melissa Sulprizio]] ([[User talk:Melissa Payer|talk]]) 16:13, 7 November 2016 (UTC)
+== Over the horizon (6-12 months) ==
-==== Not prioritized for v11-02 (revisit at IGC8) ====
+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="400px"|Item
+!width="200px"|Feature
-!width="250px"|Author(s)
+!width="200px"|Contributor(s)
-!width="80px"|Type
+!width="100px"|Model scope
-!width="250px"|Status
+!width="420px"|Notes and References
 |-valign="top"
-|[[Python code for GEOS-Chem|Python GEOS-Chem output processing and visualization package]]
+|Snow / Icy Bromine
-|Beno&icirc;t Bovy (U. Li&egrave;ge-Belgium)
+|Becky Alexander (UW)<br>William Swanson (U. Alaska)<br>Shuting Zhai (UW)
-|Software package
+|Chemistry
 |
-*Users may download, test it, and submit feedback to Benoit Bovy.
 |-valign="top"
-|Sea salt emission from sea ice
+|Monoterpene oxidation scheme
-|Jiayue Huang (UW)
+|Jessica Haskins (MIT)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Re-evaluation of SST dependence of sea salt emissions
+|Fire related VOCs including furans
-|Jiayue Huang (UW)
+|Lu Hu (UMT)<br>Lixu Jin (UMT)
-|Science
+|Chemistry
 |
 |-valign="top"
-|MOSAIC implementation
+|Extension of UCX into the mesosphere
-|Sebastian Eastham (Harvard)
+|Seb Eastham (MIT)<br>Eric Fleming (NASA)
-|Science
+|Chemistry
 |
 |-valign="top"
-|[[MEGAN_v2.1_plus_Guenther_2012_biogenic_emissions#Discussion_of_LAI_Data_Sources|Update MODIS LAI fields through 2015]]
+|Methane flux ingestion
-|Barron Henderson (UF)
+|Eloise Marais (UCL)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Lightning NOx chemistry parameterization
+|Dust non-sphericity impacts on surface chem and optical properties
-|Alicia Gressent (MIT)
+|Inderjeet Singh (WashU)
-|Science
+|Aerosols
 |
-|}
+|-valign="top"
+|Size-resolved stratospheric aerosol
+|Seb Eastham (MIT)
+|Aerosols
+|
---[[User:Melissa Payer|Melissa Sulprizio]] ([[User talk:Melissa Payer|talk]]) 16:13, 7 November 2016 (UTC)
+|-valign="top"
+|Extend aerosol settling
+|Eloise Marais (UCL)
+|Aerosols
+|
-=== Over the horizon (6-12 months) ===
+|-valign="top"
+|Stratospheric aerosol APM
+|Fangqun Yu (SUNY)
+|Aerosols
+|
-{| border=1 cellspacing=0 cellpadding=5
+|-valign="top"
-|- bgcolor="#cccccc"
+|Plume-in-grid model
-!width="400px"|Item
+|Hongwei Sun (Harvard)
-!width="250px"|Author(s)
+|Chemistry
-!width="80px"|Type
+|
-!width="250px"|Status
 |-valign="top"
-|Dust emissions at nested-grid resolution
+|Updated lightning NOx: Prescribe from ground and geostationary lightning flashes
-|Yuxuan Wang (Texas A&M)<br>Jun Wang (UNL)
+|Lee Murray (Rochester)
-|Science
+|Emissions
 |
 |-valign="top"
-|Archive meteorological fields with higher resolution (for RCPs)
+|Seb aircraft emissions beyond recent 2019 update
-|Lee Murray (NASA GISS/LDEO)
+|Seb Eastham (MIT)
-|Science
+|Emissions
 |
 |-valign="top"
-|Land cover module in GEOS-Chem
+|FRP-based fire emsisions for eastern US at 0.2	deg
-|Jeffrey Geddes (MIT)<br>Michael Long (Harvard)
+|Charlie Fite (FSU)
-|Science
+|Emissions
 |
 |-valign="top"
-|Improved lightning emission scheme
+|Hg iodine chemistry
-|Lee Murray (NASA GISS/LDEO)
+|Yiming Fu<br>Yanxu Zhang (Nanjing U.)
-|Science
+|Hg simulation
 |
 |-valign="top"
-|Archive high resolution wind fields for sea salt
+|Hg simulation in GCHP
-|[[GEOS-Chem Support Team]]
+|Ari Feinberg (MIT)<br>Lyssa Freese (MIT)
-|Science
+|Hg simulation
 |
 |-valign="top"
-|Cl chemistry updates
+|Update Hg ocean and soil boundary conditions for consistency with new chemistry
-|Lyatt Jaegl&eacute; (UW)
+|Yanxu Zhang (Nanjing U.)
-|Science
+|Hg simulation
 |
 |-valign="top"
-|Automate redistribution of NOx in HEMCO
+|Dry deposition diagnostics by land cover
-|Lee Murray (NASA GISS/LDEO)
+|Holly Nowell (FSU)
-|Science
+|Diagnostics
 |
 |-valign="top"
-|Include Hg in full chemistry
+|Dry deposition process diagnostics
-|Noelle Selin (MIT)
+|Holly Nowell (FSU)
-|Science
+|Diagnostics
 |
 |-valign="top"
-|DMS oxidation scheme updating
+|Isotope simulation for CO and CH4 in GCHP
-|Tom Breider (Harvard)<br>Becky Alexander (U. Washington)<br>[[Chemistry Issues|Oxidants and Chemistry Working Group]]
+|Lee Murray (Rochester)
-|Science
+|Carbon simulation
 |
-*Currently being worked on by a member of the [http://www.atmos.washington.edu/blog/beckya/group-members/ Alexander group]
 |-valign="top"
-|Historical Hg emissions (1850-present)
+|Updated bottom-up global CH4 oil, gas, and coal emissions (GFEI v3)
-|Hannah Horowitz (Harvard)
+|Melissa Sulprizio (Harvard)<br>Tia Scarpelli (U. Edinburgh)<br>Zichong Chen (Harvard)
-|Science
+|Emissions<br>CH4 simulation
 |
-*Awaiting completion of David Street's revised 1850-present inventory
 |-valign="top"
-|Joint CO/CO2/CH4 forward model simulation
+|Modularization of aerosols code for interface with GOCART in GEOS
-|Nicholas Deutscher (U. Wollongong)
+|Christoph Keller (GMAO)
-|Science
+|Structural
 |
 |-valign="top"
-|Past and future fire emissions under RCPs
+|Improve load balancing in GCHP
-|Loretta Mickley (Harvard)<br>Yuhang Wang (GIT)<br>Shiliang Wu (MT)
+|Seb Eastham (MIT)
-|Science
+|Model performance
 |
-*Some regional (western US, Canada, and Alaska) inventories for the 2050s A1B scenario are available by request (Loretta Mickley).
-*Further work on global scale and other scenarios are underway.
 |-valign="top"
-|Benchmark for 0.25x0.3125 nested NA model
+|Testing the use of monthly mean MERRA-2 CWC with Pb-210 aerosol tracer
-|Jun Wang (UNL)
+|Bo Zhang (NIA)<br>Hongyu Liu (NIA / NASA Langley)
-|Benchmarking
+|Transport
 |
 |-valign="top"
-|Emission scheme of dust: subgrid wind variation to remove resolution dependence and better interannual variability
+|Testing the use of a new scavenging parameterization developed by Luo and Yu for cold cloud with Pb-210 aerosol tracer
-|David Ridley (MIT)
+|Gan Luo (SUNY Albany)<br>Fangqun Yu (SUNY-Albany)
-|Science
+|Transport
+|
+|-valign="top"
+|Evaluate vertical mixing in GEOS-Chem with model-model and model-observation comparisons
+|Seb Eastham (MIT)<br>Clara Orbe (NASA GISS)<br>Andrew Schuh (CSU)
+|Transport
 |
 |}
---[[User:Melissa Payer|Melissa Sulprizio]] ([[User talk:Melissa Payer|talk]]) 16:13, 7 November 2016 (UTC)
+== 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="80px"|Type
+!width="100px"|Model scope
-!width="250px"|Status
+!width="420px"|Notes and References
 |-valign="top"
-|[[Sulfate_aerosols#Tagged_sulfate_and_nitrate_simulation|Tagged sulfate and nitrate simulation]], including
+|Updates to Aromatic chemistry
-*[[Sulfate_aerosols#Metal_catalyzed_oxidation_of_SO2|Metal catalyzed oxidation of SO2]] (as a switch)
+|Stephen MacFarlane (UOW)<br>Jenny Fisher (UOW)
-|Becky Alexander (UW)
+|Chemistry
-|Science
 |
-*These updates been implemented in v9-02, but have not been successfully merged with HEMCO in v10-01
-*Improvements for the tagged nitrate simulation are in the pipeline
 |-valign="top"
-|CO2 dependence of stomata conductance in dry deposition
+|Nitrate photolysis
-|Amos Tai (CUHK)
+|Mat Evans (York)<br>Thomas Sherwen (York)<br>Matthew Rowlinson (York)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Ozone damage to vegetation
+|In aerosol chemistry Halogens
-|Amos Tai (CUHK)
+|Mat Evans (York)<br>Hansen Cao (CU Boulder)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Bi-directional NH3 emissions
+|Benchmark box model of GC Chemistry
-|Juliet Zhu (CSU)<br>Lin Zhang (PKU)
+|Katie Travis (NASA)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Arsenic simulation
+|Alkyl nitrates Alk7, PHAN
-|Shiliang Wu (MT)
+|Katie Travis (NASA)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Dry deposition: Update the ozone dry deposition scheme
+|Add stratospheric ozone species to full-chemistry simulations
-|[http://www.chem.utoronto.ca/wp/murphygroup/ Murphy group] (UofT)
+|Lee Murray (Rochester)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Country-based weekend/weekday variability for EDGAR v4.2
+|Perchlorate chemistry
-|Lee Murray (NASA GISS/LDEO)<br>Christoph Keller (Harvard)
+|Yuk Chun Chan (UWAB)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Resolution-independent lightning NOx scaling
+|Explicit heterogeneous sulfate chemistry
-|Lee Murray (NASA GISS/LDEO)
+|Katie Travis (NASA)<br>Becky Alexander (UT)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Nested-grid model with GEOS-FP at 1/2&deg; x 5/8&deg; resolution
+|HOx and ozone "emissions" from lightning as option in model to play with
-|[[Nested Model Working Group]]
+|Jingqiu (Alaska)<br>Lee Murray (Rochester)
-|Structural
+|Emissions
 |
 |-valign="top"
-|Update HCN simulation, implement in standard model via FlexChem
+|Sea salt aerosol from sea ice leads
-|Jenny Fisher (U. Wollongong)
+|Hannah Horowitz (U. Illinois)
-|Science
+|Emissions
 |
-*Not a priority
 |-valign="top"
-|TNO emissions over Europe (7km)
+|Drought-stress algorithm
-|[http://acmg.seas.harvard.edu/geos/geos_people.html#athens Greece team]
+|Wei Li (U. Houston)
-|Science
+|
 |
-*On hold indefinitely
 |-valign="top"
-|Implement biogenic emissions of ethane, propane
+|Biomass burning injection height profiles
-|Zitely Tzompa (CSU)
+|Inderjeet Singh (WashU)
-|Science
+|Emissions
 |
-*On hold indefinitely
 |-valign="top"
-|Subgrid scale precipitation variability
+|OCIM integration
-|[http://acmg.seas.harvard.edu/ Harvard group]
+|Chris Holmes (FSU)<br>Lee Murray (Rochester)
-|Science
+|
 |
-*On hold indefinitely
-|}
+|-valign="top"
+|Updating landcover products in GEOS-Chem
+|Chris Holmes (FSU)<br>Jeff Geddes (BU)
+|Input data
+|
---[[User:Melissa Payer|Melissa Sulprizio]] ([[User talk:Melissa Payer|talk]]) 16:13, 7 November 2016 (UTC)
+|-valign="top"
+|Dry deposition physical improvement
+|Chris Holmes (FSU)
+|Dry deposition
+|
+|-valign="top"
+|TOMAS WRF-GC in regional Thailand simulation
+|Win Trivitayanurak (Chulalongkorn U)
+|Aerosols
+|
+|}