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

Latest revision as of 16:59, 30 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
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)
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. Will wait until MAPL3 to further assess.
Hybrid MPI-OpenMP in GCHP	Seb Eastham (MIT) Killian Murphy (York)	Model performance
Improve pressure handling in GCHP advection	Seb Eastham (MIT) Yuanjian Zhang (WashU)	GCHP
Use ExtData2G as default GCHP input module	Lizzie Lundgren (Harvard)	GCHP	Will replace ExtData.rc with yaml file

Over the horizon (6-12 months)

Features listed in this table are in development and will likely be delivered to the GEOS-Chem Support Team in the 6-12 months timeframe.

Feature	Contributor(s)	Model scope	Notes and References
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
MAPL version 3	Lizzie Lundgren (Harvard)	GCHP	Will include History wildcard handling in GCHP
Migrate benchmark meteorology from MERRA2 to GEOS-IT	GCST	Benchmarking

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 16:59, 30 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/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 as of May 2017 ==
+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"
-=== Awaiting release ===
+!width="300px"|Mergeable at any time
+!width="200px"|Version in development
-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
-|- bgcolor="#cccccc"
-!width="400px"|Item
-!width="300px"|Author(s)
-!width="400px"|Status
-|- bgcolor="#ccffff"
-!colspan="3"|Science updates
 |-valign="top"
-|[[Updates_in_JPL_Publication_15-10|Updating chemistry rate constants based on ''JPL Publication 15-10'']]
+|align="center"|'''[[GEOS-Chem no-diff-to-benchmark]]'''
-|Barron Henderson (U. Florida)<br>Mat Evans (U. York)<br>[[Chemistry Issues|Oxidants and Chemistry WG]]
+|align="center"|'''[[GEOS-Chem 14.4.0]]'''
-|
-*Included in [[GEOS-Chem v11-02#v11-02a|v11-02a]] (pending approval)
-|-valign="top"
-|[[PAN|PAN updates (including emissions, deposition, species, chemistry)]]
-|Emily Fischer (CSU)
-|
-*Included in [[GEOS-Chem v11-02#v11-02a|v11-02a]] (pending approval)
-|-valign="top"
-|[[EPA/NEI11_North_American_emissions#Monthly_mean_emissions|Monthly mean NEI2011 emissions]]
-|[[GCST]]<br>Katie Travis (Harvard)
-|
-*Included in [[GEOS-Chem v11-02#v11-02a|v11-02a]] (pending approval)
-|-bgcolor="#ccffff" valign="top"
-!colspan="3"|Structural/programming updates
-|-valign="top"
-|TBD
-|
-|
 |}
-=== Ready to go in ===
+== Feature integration in progress ==
-==== Slated for inclusion in v11-02 ====
+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.
-The following items were prioritized for inclusion in [[GEOS-Chem v11-02]].
+{| border=1 cellspacing=0 cellpadding=5
+|-bgcolor="#CCCCCC"
-{| border=1 cellspacing=0 cellpadding=5
+!width="200px"|Feature
-|- bgcolor="#cccccc"
+!width="200px"|Contributor(s)
-!width="400px"|Item
+!width="100px"|Model scope
-!width="250px"|Author(s)
+!width="100px"|Ease of implementation
-!width="80px"|Type
+!width="300px"|Notes and References
-!width="250px"|Status
-|-
-!colspan="4" bgcolor="#CCFFFF"|Chemistry updates
 |-valign="top"
-|Updates to isoprene chemistry, includes:
+|[https://doi.org/10.7910/DVN/23BRII Global continental chlorine (pCl and HCl) emissions]
-*Fast photolysis of carbonyl nitrates
+|Bingqing Zhang (Georgia Tech)<br>Pengfei Liu (Georgia Tech)
-*Aerosol uptake of organic nitrates
+|Emissions
-*Updated organic deposition
+|Simple
-*Remove dependence of species drydep on HNO3 drydep
-|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"
-|Enhance default GEOS-Chem simple SOA
+|[https://github.com/geoschem/geos-chem/issues/1747 Parameterization of SNA and OM dry size]
-|Sal Farina (Colorado State)<br>Aerosol Working Group Chairs
+|Haihui Zhu (WashU)
-|Science
+|Aerosols
+|Medium
 |
-*Delivered to GCST (Apr 2017)
+*[https://egusphere.copernicus.org/preprints/2022/egusphere-2022-1292/ Zhu et al., EGUsphere, submitted 2023.]
-*Slated for [[GEOS-Chem v11-02#v11-02c|v11-02c]]
+*[https://github.com/geoschem/geos-chem/pull/1902 geos-chem PR #1902]
 |-valign="top"
-|[http://acmg.seas.harvard.edu/publications/2016/Marais_SEUS_isopSOA_ACP_2016.pdf Add aqueous isoprene uptake to SOA scheme]
+|[https://github.com/geoschem/geos-chem/issues/1288 New soil NOx parameterization]
-|Eloise Marais (Harvard)
+|Yi Wang (U. Iowa)<br>Jun Wang (U. Iowa)
-|Science
+|Emissions
+|Medium
 |
-*Delivered to GCST (Jul 2016)
+*[https://github.com/geoschem/geos-chem/issues/1288 geos-chem issue #1288]
-*Slated for [[GEOS-Chem v11-02#v11-02c|v11-02c]]
+*Incorporates new met field TSOIL1
 |-valign="top"
-|[[Chemistry_Issues#Fixes_for_carbon_creating_reactions|Carbon balance (fix C creation)]]
+|Remove differences in GC-Classic due to HEMCO reading REAL8 restart as REAL4
-|Sarah Safieddine (MIT)
+|Lizzie Lundgren (Harvard)
-|Bug fix
+|GC-Classic
+|Medium
 |
-*Delivered to GCST (May 2017)
+*[https://github.com/geoschem/HEMCO/issues/18 hemco issue #18]
-*Slated for [[GEOS-Chem v11-02#v11-02c|v11-02c]]
 |-valign="top"
-|[[Chemistry_Issues#Script_for_evaluating_carbon_balance|Script for checking N, C, etc. balance in chemistry mechanism]]
+|Capture all trop and PBL height changes in budget diagnostics
-|Barron Henderson (EPA)
+|Chris Holmes (FSU)<br>Lizzie Lundgren (Harvard)
-|Software
+|Diagnostics
+|Medium
 |
+*[https://github.com/geoschem/geos-chem/pull/2103 geos-chem PR 2103]
-|-valign="top"
+|}
-|Halogen chemistry updates
-|Tom&aacute;s Sherwen (York)<br>Johan Schmidt (Harvard)<br>[[Chemistry Issues|Oxidants and Chemistry WG]]
-|Science
-|
-*Slated for [[GEOS-Chem v11-02#v11-02d|v11-02d]]
-|-valign="top"
+== Prioritized and in the queue ==
-|Sulfur oxidation by reactive halogens
-|Qianjie Chen (UW)
-|Science
-|
-*Slated for [[GEOS-Chem v11-02#v11-02d|v11-02d]]
-*Implement as part of halogen chemistry
-|-valign="top"
+Features listed in this table are prioritized for integration into GEOS-Chem in the near future.
-|[[Aerosol_optical_properties#Add_BC_absorption_enhancement_factor|Update density of BC to 1.8 and add absorption enhancement factor in input.geos]]
-|Xuan Wang (MIT)
-|Science
-|
-*Delivered to [[GEOS-Chem Support Team|GCST]] (Jan 2016)
-*Slated for [[GEOS-Chem v11-02#v11-02e|v11-02e]]
-|-valign="top"
+{| border=1 cellspacing=0 cellpadding=5
-|[[NOx-Ox-HC-aerosol#Monthly mean surface distributions|Monthly mean surface methane distributions]]
+|-bgcolor="#CCCCCC"
-|Lee Murray (NASA GISS/LDEO)
+!width="200px"|Feature
-|Science
+!width="200px"|Contributor(s)
-|
+!width="100px"|Model scope
-*Slated for [[GEOS-Chem v11-02#v11-02e|v11-02e]]
+!width="100px"|Ease of implementation
+!width="100px"|Delivery status
+!width="300px"|Notes and References
 |-valign="top"
-|[[UCX_chemistry_mechanism#v11-02|Remove initial stratospheric 2D mixing ratio option]]
+|ALK4 & R4N2 chemistry
-|Seb Eastham (Harvard)
+|Jared Brewer (UMN)
-|Science
+|Chemistry
+|TBD
+|Not delivered
 |
-*Slated for [[GEOS-Chem v11-02#v11-02e|v11-02e]]
+*[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.]
 |-valign="top"
-|[[UCX_chemistry_mechanism#UCX_stratospheric_water_boundary_condition_update|UCX stratospheric water boundary condition update]]
+|Mass flux regridding fix in MAPL
-|Chris Holmes (UC Irvine)<br>Seb Eastham (Harvard)
+|Tom Clune (GMAO)<br>Seb Eastham (MIT)
-|Science
+|GCHP input regridding
+|Medium
 |
-*Slated for [[GEOS-Chem v11-02#v11-02e|v11-02e]]
-*Delivered to GCST (Jan 2017)
-|-valign="top"
-|[[Sulfate_aerosols#Metal_catalyzed_oxidation_of_SO2|Metal catalyzed oxidation of SO2]] (as a switch)
-|Becky Alexander (UW)
-|Science
 |
-*Slated for [[GEOS-Chem v11-02#v11-02e|v11-02e]]
+*[https://github.com/geoschem/GCHP/issues/377 GCHP Issue #377]
+*'''Currently on hold, as the submitted update results in zero diff'''
 |-valign="top"
-|[[Particulate_matter_in_GEOS-Chem#Option_to_include_spatially_and_seasonally_varying_OM.2FOC|Spatially varying OM/OC]]
+|New version of CEDS at 0.1 deg
-|Sajeev Philip (Dalhousie/NASA Ames)
+|Dandan Zhang (WashU)
-|Science
+|Emissions
+|Simple
+|Delivered
 |
-*Slated for [[GEOS-Chem v11-02#v11-02e|v11-02e]]
+*[https://github.com/geoschem/geos-chem/issues/1745 geos-chem issue #1745]
-*Delivered to GCST (May 2017)
+*'''Currently on hold while an issue with seasonality in the new CEDS data is being investigated by the authors.'''
-|-valign="top"
+|}
-|[[Rn-Pb-Be_simulation#Radon_flux_diagnostic|Radon flux diagnostic]]
-|[[GCST]]
-|Benchmarking
-|
-*Slated for [[GEOS-Chem v11-02#v11-02e|v11-02e]]
-|-
+== Ready to go in ==
-!colspan="4" bgcolor="#CCFFFF"|Mercury updates
-|-valign="top"
+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.
-|Updates to Hg chemistry from Horowitz et al. (2017)
-|Hannah Horowitz (U. Washington)<br>Colin Thackray (Harvard)<br>Rebecca Stern (Harvard)
-|Science
-|
-|-valign="top"
+{| border=1 cellspacing=0 cellpadding=5
-|Year 2010 ocean Hg boundary conditions from ocean model
+|-bgcolor="#CCCCCC"
-|Hannah Horowitz (Harvard)
+!width="200px"|Feature
-|Science
+!width="200px"|Contributor(s)
-|
+!width="100px"|Model scope
+!width="100px"|Delivery status
+!width="300px"|Notes and References
 |-valign="top"
-|Historical products emissions from Zhang et al. (2016), should become default
+|KORUS-AQ emissions for East Asia (as an option)
-|Colin Thackray (Harvard)
+|Katie Travis (NASA)
-|Science
+|Emissions
+|Simple
 |
-|-
-!colspan="4" bgcolor="#CCFFFF"|Transport updates
 |-valign="top"
-|GEOS resolution & subgrid convection
+|Geologic emission of ethane and propane
-|Karen Yu (Harvard)
+|Matthew Rowlinson and Mat Evans(York)
-|Science
+|Emissions
+|Delivered<br>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
-|-
-!colspan="4" bgcolor="#CCFFFF"|Emission updates
 |-valign="top"
-|OMI-based Volcanic emissions 2005-2012
+|[https://github.com/geoschem/geos-chem/pull/629 Ecophysiology module in GEOS-Chem for biosphere-atmosphere exchange]
-|Jun Wang (U. Iowa)
+|Joey Lam(CUHK)<br>Amos Tai (CUHK)
 |Science
+|Delivered<br>Feb 2021
 |
-*Delivered to Christoph Keller?
+*[https://github.com/geoschem/geos-chem/pull/629 geos-chem PR #629]
 |-valign="top"
-|[[EDGAR_v4.3_anthropogenic_emissions|EDGAR v4.3.1 emissions]]
+|LPJ land cover (global), fire (W US), dust emissions (SW N America), 1700-2100
-|Chi Li (Dalhousie)
+|Yang Li (Baylor University)<br>Loretta Mickley (Harvard)
-|Science
+|Emissions
+|Delivered<br>Jul 2021
 |
-*Delivered to GCST (Nov 2016)
+*Data involves many files- need to think about temporal frequency
 |-valign="top"
-|EPA-derived BC/OA emissions over US (1990-2012)
+|[https://github.com/geoschem/geos-chem/issues/1867 Online H2 chemistry]
-|David Ridley (MIT)<br>Chi Li (Dalhousie)
+|Maria Paula Pérez-Peña (UNSW)<br>Jenny Fisher (UOW)<br>Dylan Millet (UMN)
-|Science
+|Chemistry
+|Delivered<br>June 2023
 |
-*Need to coordinate between Ridley and Li versions
+*[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
 |-valign="top"
-|[[CAC_anthropogenic_emissions#Historical_emissions|Historical CAC 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"
-|Ammonia emissions from Arctic seabirds
+|Organic acids (RCOOH)
-|Betty Croft (Dalhousie)
+|Katie Travis (NASA)
-|Science
+|Chemistry
+|Not delivered
 |
 |-valign="top"
-|[[Sulfate_aerosols#Ocean_ammonia_emission_inventory|Ocean ammonia emission inventory]]
+|Improve carbon & nitrogen conservation in reactions
-|Fabien Paulot (NOAA/GFDL)
+|Kelvin Bates (Harvard)
-|Science
+|Chemistry
+|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]
+|Blowing snow sea salt in TOMAS
-|Maria Zatko (UW)<br>Becky Alexander (UW)
+|Betty Croft (Dalhousie)
-|Science
+|Aerosols
+|Not delivered
 |
-*Implemented in v9-01-01
-*Needs to be added as a HEMCO extension
 |-valign="top"
-|[[MASAGE_NH3_inventory|MASAGE inventory in HEMCO as default]]
+|[https://pubs.rsc.org/en/content/articlelanding/2022/EM/D2EM00019A Australian anthropogenic Hg emissions]
-|Fabien Paulot (NOAA/GFDL)<br>Amos Tai (CUHK)
+|Stephen MacFarlane (UOW)<br>Jenny Fisher (UOW)<br> Hannah Horowitz (U. Illinois)<br>Viral Shah (Harvard)
-|Science
+|Hg simulation
+|Not delivered
 |
 |-valign="top"
-|[[MASAGE_NH3_inventory#Non-agricultural_NH3_for_use_with_MASAGE|Non-agricultural NH3 for use with MASAGE]]
+|WRF-GC Hg simulation
-|Amos Tai (CUHK)
+|Xiaotian Xu (Nanjing U.)<br>Yanxu Zhang (Nanjing U.)
-|Science
+|Hg simulation<br>WRF-GC
+|Not delivered
 |
 |-valign="top"
-|Radon emission update
+|Updated HgII gas-partical partitioning
-|Bo Zhang (NIA/NASA Langley)
+|Kaiyun Liu (Tsinghua U.)<br>Qingru Wu (Tsinghua U.)<br>Shuxiao Wang (Tsinghua U.)
-|Science
+|Hg simulation
+|Not delivered
 |
+*Should be option, not default
 |-valign="top"
-|[http://onlinelibrary.wiley.com/doi/10.1002/2016JD025767/full Global ethane emissions]
+|Dry deposition to F90 (readability)
-|Zitely Tzompa-Sosa (CSU)
+|Chris Holmes (FSU)
-|Science
+|Dry deposition
+|Not delivered
 |
-*Delivered to GCST (May 2017)
-|-valign="top"
+|}
-|Inefficient combustion emissions in Africa (DICE-Africa inventory)
-|Eloise Marais (U. Birmingham)<br>Christine Wiedinmyer (NCAR)
-|Science
-|
-|-valign="top"
+== Almost there (< 6 months) ==
-|Trash burning emissions
-|Eloise Marais (U. Birmingham)<br>Christine Wiedinmyer (NCAR)
-|Science
-|
-|-valign="top"
+Features listed in this table are in development and will likely be delivered to the GEOS-Chem Support Team within the next 6 months.
-|GFAS biomass burning emissions
-|Mat Evans (York)
-|Science
-|
-|-valign="top"
+{|border=1 cellspacing=0 cellpadding=5
-|MEIC emissions over China
+|- bgcolor="#cccccc"
-|Jonathan Moch (Harvard), Loretta Mickley (Harvard)
+!width="200px"|Feature
-|Science
+!width="200px"|Contributor(s)
-|
+!width="100px"|Model scope
+!width="420px"|Notes and References
 |-valign="top"
-|Anthropogenic PM2.5 dust source
+|PPN+hv, PPN+OH
-|Sajeev Philip (Dalhousie)
+|Robert Ryan (UCL)
-|Science
+|Chemistry
 |
-*Delivered to GCST (Mar 2017)
-|-
-!colspan="4" bgcolor="#CCFFFF"|Deposition/surface updates
 |-valign="top"
-|Harmonizing Henry's Law coefficients across wet and dry deposition
+|MBO
-|[[GCST]]
+|Michael Vermeuel (UMN)
-|Science
+|Chemistry
 |
 |-valign="top"
-|[[Aerosols_Working_Group#Sedimentation_of_stratospheric_aerosols|Sedimentation of stratospheric aerosols]]
+|Initial conditions for CH4 correcting background and stratospheric biases
-|Sebastian Eastham (Harvard)
+|Todd Mooring (Harvard)
-|Science
+|Methane simulation
 |
 |-valign="top"
-|Wet scavenging in mixed-phase clouds
+|Migrating simple SOA formation from carbon_mod.F90 into the KPP "full-chemistry" mechanism
-|Bo Zhang (NIA/NASA Langley)
+|Bob Yantosca (Harvard)
-|Science
+|Aerosols<br>Structural
 |
+*Ongoing
-|-
-!colspan="4" bgcolor="#CCFFFF"|Specialty simulation updates
 |-valign="top"
-|Oxidant fields from v10 for 2006-2012
+|Re-binning of off-line sea salt and dust for use in TOMAS
-*3D chemical source for CO2, CO
+|Betty Croft (Dalhousie)
-*OH for tagged CO & CH4
+|Aerosols
-|Dylan Jones (UofT)
-|Science
 |
-*Will make data files available on ftp site
 |-valign="top"
-|Updated Tagged CO simulation
+|Adaption of TOMAS' in-cloud aqueous sulfate production for KPP versus sulfate_mod.F90
-|Jenny Fisher (Wollongong)
+|Betty Croft (Dalhousie)
-|Science
+|Aerosols
 |
 |-valign="top"
-|India nested-grid for GEOS-5
+|ML algorithms for bulk aerosols
-|Sreleekha Chaliyakunnel (U. Minnesota)
+|Arshad Nair (SUNY Albany)<br>Fangqun Yu (SUNY Albany)
-|Science
+|Aerosols
 |
 |-valign="top"
-|Africa nested-grid for GEOS-5
+|PM2.5 and PM10 calculations: aerodynamic vs geometric diameters
-|Eloise Marais (U. Birmingham)
+|Shixian Zhai (Harvard)
-|Science
+|Aerosols
 |
 |-valign="top"
-|West Africa nested-grid for GEOS-FP
+|Updates to Hodzic SOA scheme
-|Mat Evans (York)<br>Eleanor Morris (York)
+|Jared Brewer (Harvard)
-|Science
+|Aerosols
 |
 |-valign="top"
-|[[Sulfate_aerosols#Tagged_sulfate_and_nitrate_simulation|Tagged sulfate simulation]]
+|Automated reduction in isoprene scheme
-|Becky Alexander (UW)
+|Dan Westervelt (Lamont-Doherty)
-|Science
+|Aerosols
 |
 |-valign="top"
-|Sea salt aerosol alkalinity
+|Brown carbon chemsitry
-|Becky Alexander (UW)
+|Jingqiu Mao (U. Alaska)<br>Xuan Wang (CUHK)
-|Science
+|Aerosols
 |
 |-valign="top"
-|AMAP/UNEP 2035 for Hg simulation
+|GEOS resolution and subgrid convection - Part 2 RAS parameter tuning
-|Helene Angot (MIT)
+|Tailong He (Toronto)<br>Dylan Jones (Toronto)<br>Andrea Molod (NASA GMAO)
-|Science
+|Convection
 |
 |-valign="top"
-|Arsenic simulation
+|High-res top-down TROPOMI-derived seasonal mean NOx emissions for China
-|Shiliang Wu (MT)
+|Jintai Lin (PKU)
-|Science
+|Emissions
 |
+*Horizontal resolution: 5km, temporal resolution: JJA mean
-|-
+*monthly data will be available at a later stage; please contact us
-!colspan="4" bgcolor="#CCFFFF"|Structural updates
 |-valign="top"
-|[[GEOS-Chem_species_units|Uniformity of units]]
+|Updated biomass burning emission factors and species
-|[[GCST]]
+|Tess Carter (MIT)
-|Structural
+|Emissions
 |
-*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
+|Updated offline sea salt emissions
-|Andy Jacobson, NOAA/ESRL
+|Hongjian Weng (PKU) <br> Jintai Lin (PKU)
-|Structural
+|Emissions
 |
-*Delivered to GCST (May 2017)
 |-valign="top"
-|[[GEOS-Chem_Output_Files#NetCDF_File_Format|NetCDF Output Phase 3a: Output diagnostics in NetCDF format]]
+|[https://gmd.copernicus.org/articles/13/2569/2020/ Canopy Physics Model]
-|[[GCST]]
+|Sam Silva (MIT)
-|Structural
+|Emissions &<br>Science
 |
+*DOI: [https://zenodo.org/record/3614062#.XzvrH5NKjOR 10.5281/zenodo.3614062]
+*Needs to be updated to a more recent GEOS-Chem version
 |-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]]
+|Assessment/improvement of OpenMP performance in GC-Classic and HEMCO standalone
-|[[GCST]]<br>Christoph Keller
+|Bob Yantosca (Harvard)
-|Bug fix/Structural
+|Model performance
 |
+*Ongoing (will be done as time allows)
-|-
-!colspan="4" bgcolor="#CCFFFF"|Expansion of model capabilities
 |-valign="top"
-|Additional modifications for [[FlexChem]], including:
+|Assess memory leak in GCHP
-*Rebuild the pre-built chemistry mechanisms (Standard, Tropchem, UCX, SOA, SOA-SVPOA) with [http://www.paratools.com/Kppa Kppa]
+|Killian Murphy (York)
-*Add capability for custom chemistry mechanism by building KPP on-the-fly in GEOS-Chem
+|Model performance
-|Mike Long (Harvard)<br>[[GCST]]
-|Structural
 |
+*NOTE: Most memory leaks in GCHP have been fixed by [https://github.com/geoschem/geos-chem/pull/1353 geoschem/geos-chem PR #1353]. Will wait until MAPL3 to further assess.
 |-valign="top"
-|FlexGrid: Use HEMCO I/O and regridding capabilities to read and regrid met fields
+|Hybrid MPI-OpenMP in GCHP
-|Jiawei Zhuang (Harvard)<br>Jintai Lin (PKU)
+|Seb Eastham (MIT)<br>Killian Murphy (York)
-|Structural
+|Model performance
 |
-*Delivered to GCST (Oct 2016)
 |-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]]
+|Improve pressure handling in GCHP advection
-|Seb Eastham (Harvard)
+|Seb Eastham (MIT)<br>Yuanjian Zhang (WashU)
-|Science
+|GCHP
 |
-|}
-==== 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"
-|VBS SOa option
+|Use ExtData2G as default GCHP input module
-|Rokjin Park (SNU)
+|Lizzie Lundgren (Harvard)
-|Science
+|GCHP
-|
+|Will replace ExtData.rc with yaml file
-|-valign="top"
-|Benchmark of stratospheric simulation
-|Dylan Jones (U. Toronto)
-|Benchmarking
-|
-*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
 |}
-==== Not prioritized for v11-02 ====
+== Over the horizon (6-12 months) ==
-{| border=1 cellspacing=0 cellpadding=5
+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.
-|- bgcolor="#cccccc"
-!width="400px"|Item
-!width="250px"|Author(s)
-!width="80px"|Type
-!width="250px"|Status
-|-valign="top"
-|Sea salt emission from sea ice
-|Jiayue Huang (UW)
-|Science
-|
-|-valign="top"
-|Re-evaluation of SST dependence of sea salt emissions
-|Jiayue Huang (UW)
-|Science
-|
-|-valign="top"
-|[[MEGAN_v2.1_plus_Guenther_2012_biogenic_emissions#Discussion_of_LAI_Data_Sources|Update MODIS LAI fields through 2015]]
-|Barron Henderson (UF)
-|Science
-|
-|-valign="top"
-|Lightning NOx chemistry parameterization
-|Alicia Gressent (MIT)
-|Science
-|
-|}
-=== Almost there (< 6 months) ===
 {| 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"
-|Aromatics and dicarbonyl chemistry
+|Snow / Icy Bromine
-|William Porter (MIT)<br>Tzung-May Fu (PKU)
+|Becky Alexander (UW)<br>William Swanson (U. Alaska)<br>Shuting Zhai (UW)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Diagnostic for species lifetime
+|Monoterpene oxidation scheme
-|[[GCST]]
+|Jessica Haskins (MIT)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Document chemical mechanism in KPP file
+|Fire related VOCs including furans
-|Mat Evans (York)
+|Lu Hu (UMT)<br>Lixu Jin (UMT)
-|Structural
+|Chemistry
 |
 |-valign="top"
-|Carbon bottom up fluxes: anthro, ocean, land
+|Extension of UCX into the mesosphere
-|Kevin Bowman (JPL)
+|Seb Eastham (MIT)<br>Eric Fleming (NASA)
-|Science
+|Chemistry
 |
 |-valign="top"
-|GISS-GC (ICECAP/GCAP2) in standard model + benchmark
+|Methane flux ingestion
-|Lee Murray (Rochester)<br>Eric Leibensperger (SUNY Plattsburgh)
+|Eloise Marais (UCL)
-|Science
+|Chemistry
 |
 |-valign="top"
-|CESM-GC offline coupling in standard model + benchmark
+|Dust non-sphericity impacts on surface chem and optical properties
-|Rokjin Park (SNU)<br>Daniel Rothenberg (MIT)
+|Inderjeet Singh (WashU)
-|Science
+|Aerosols
 |
 |-valign="top"
-|CESM-GC GCHP
+|Size-resolved stratospheric aerosol
-|Daniel Rothenberg (MIT)
+|Seb Eastham (MIT)
-|Science
+|Aerosols
 |
 |-valign="top"
-|Injection height for fire emissions
+|Extend aerosol settling
-|Juliet Zhu (CSU)<br>Emily Fischer (CSU)
+|Eloise Marais (UCL)
-|Science
+|Aerosols
 |
 |-valign="top"
-|Diurnal variability for NH3
+|Stratospheric aerosol APM
-|Henze group
+|Fangqun Yu (SUNY)
-|Science
+|Aerosols
 |
 |-valign="top"
-|EPA NEI2011 Version EK
+|Plume-in-grid model
-|Zitely Tzompa-Sosa (CSU)<br>Emily Fischer (CSU)
+|Hongwei Sun (Harvard)
-|Science
+|Chemistry
 |
 |-valign="top"
-|OH + NO2 rate update
+|Updated lightning NOx: Prescribe from ground and geostationary lightning flashes
-|Barron Henderson (EPA)
+|Lee Murray (Rochester)
-|Science
+|Emissions
 |
 |-valign="top"
-|N2O5 hydrolysis updates
+|Seb aircraft emissions beyond recent 2019 update
-|Viral Shah (UW)
+|Seb Eastham (MIT)
-|Science
+|Emissions
 |
 |-valign="top"
-|Land cover module: Harmonized biosphere-atmosphere exchange and implementing CLM or manual land cover change experiments
+|FRP-based fire emsisions for eastern US at 0.2	deg
-|Jeff Geddes (BU)
+|Charlie Fite (FSU)
-|Science
+|Emissions
 |
 |-valign="top"
-|H2 chemistry in UCX
+|Hg iodine chemistry
-|Chris Holmes (FSU)
+|Yiming Fu<br>Yanxu Zhang (Nanjing U.)
-|Science
+|Hg simulation
 |
 |-valign="top"
-|Uptake of HNO3 onto coarse-mode sea salt
+|Hg simulation in GCHP
-|Prasad Kasibhatla (Duke)
+|Ari Feinberg (MIT)<br>Lyssa Freese (MIT)
-|Science
+|Hg simulation
 |
 |-valign="top"
-|Photolysis of NITs
+|Update Hg ocean and soil boundary conditions for consistency with new chemistry
-|Prasad Kasibhatla (Duke)
+|Yanxu Zhang (Nanjing U.)
-|Science
+|Hg simulation
 |
 |-valign="top"
-|[[POPs simulation#PCB simulation|PCB simulation]]
+|Dry deposition diagnostics by land cover
-|Colin Thackray (Harvard)<br>Carey Friedman (formerly MIT)<br>Helen Amos (formerly Harvard)
+|Holly Nowell (FSU)
-|Science
+|Diagnostics
 |
 |-valign="top"
-|New EDGAR sectoral inventory for Hg (1970-2012)
+|Dry deposition process diagnostics
-|Amanda Giang (MIT)
+|Holly Nowell (FSU)
-|Science
+|Diagnostics
 |
 |-valign="top"
-|Wet deposition parameterizations: pH dependency, Henry's law coefficients, etc.
+|Isotope simulation for CO and CH4 in GCHP
-|Sarah Safieddine (MIT)<br>GCST
-|Science
-|
-|-valign="top"
-|Archive GISS met fields from RCP scenarios for community
 |Lee Murray (Rochester)
-|Science
+|Carbon simulation
 |
 |-valign="top"
-|Online O3-LAI coupling in GEOS-Chem
+|Updated bottom-up global CH4 oil, gas, and coal emissions (GFEI v3)
-|Amos Tai (CUHK)
+|Melissa Sulprizio (Harvard)<br>Tia Scarpelli (U. Edinburgh)<br>Zichong Chen (Harvard)
-|Science
+|Emissions<br>CH4 simulation
 |
 |-valign="top"
-|Clean up SOA diagnostics
+|Modularization of aerosols code for interface with GOCART in GEOS
-|GCST
+|Christoph Keller (GMAO)
 |Structural
 |
 |-valign="top"
-|Calculation consistency throughout code: surface area, HGF (via species database)
+|Improve load balancing in GCHP
-|GCST
+|Seb Eastham (MIT)
-|Structural
+|Model performance
 |
-|}
-=== Over the horizon (6-12 months) ===
-{| border=1 cellspacing=0 cellpadding=5
-|- bgcolor="#cccccc"
-!width="400px"|Item
-!width="250px"|Author(s)
-!width="80px"|Type
-!width="250px"|Status
 |-valign="top"
-|GISS-GC GCHP
+|Testing the use of monthly mean MERRA-2 CWC with Pb-210 aerosol tracer
-|Lee Murray (Rochester)
+|Bo Zhang (NIA)<br>Hongyu Liu (NIA / NASA Langley)
-|Science
+|Transport
 |
 |-valign="top"
-|Dynamic fire modeling/prediction
+|Testing the use of a new scavenging parameterization developed by Luo and Yu for cold cloud with Pb-210 aerosol tracer
-|Shiliang Wu (MNT)
+|Gan Luo (SUNY Albany)<br>Fangqun Yu (SUNY-Albany)
-|Science
+|Transport
 |
 |-valign="top"
-|Interannually varying ocean model BCs for Hg from ocean model
+|Evaluate vertical mixing in GEOS-Chem with model-model and model-observation comparisons
-|Colin Thackray (Harvard)
+|Seb Eastham (MIT)<br>Clara Orbe (NASA GISS)<br>Andrew Schuh (CSU)
-|Science
+|Transport
 |
 |-valign="top"
-|PAH & PFCA simulations
+|MAPL version 3
-|Peter Ivatt (York)<br>Mat Evans (York)<br>Noelle Selin (MIT)<br>Colin Thackray (Harvard)
+|Lizzie Lundgren (Harvard)
-|Science
+|GCHP
-|
+|Will include History wildcard handling in GCHP
-|-valign="top"
-|CH4 in full chemistry simulation
-|Seb Eastham (Harvard)
-|Science
-|
 |-valign="top"
-|Standard future land use maps (PFT, LAI) for RCP/CMIP6 simulations
+|Migrate benchmark meteorology from MERRA2 to GEOS-IT
-|Colette Heald (MIT)<br>Loretta Mickley (Harvard)
+|GCST
-|Science
+|Benchmarking
 |
-|-valign="top"
+|}
-|Archive GISS met fields from CMIP6 scenarios for community
-|Lee Murray (Rochester)
-|Science
-|
-|-valign="top"
+== Longer term (12-24 months)==
-|Updates to cold-temperature deposition
-|Lyatt Jaegle (UW)
-|Science
-|
-|-valign="top"
-|Simple parameterization for CO2-O3 dependence of stomatal resistance
-|Amos Tai (CUHK)
-|Science
-|
-|-valign="top"
-|NH3 emissions over China
-|Lin Zhang (PKU)
-|Science
-|
-|-valign="top"
-|Using GEOS-Chem within GEOS-5
-|Loretta Mickley (Harvard)
-|Science
-|
-|-valign="top"
-|Carbon cycle outputs in xCO2, xCH4 as a diagnostic
-|Beata Bukosa (Wollongong)<br>Dylan Jones (UofT)
-|Science
-|
-|-valign="top"
-|Seasonal EMEP emissions back to 1980
-|Mat Evans (York)
-|Science
-|
-|-valign="top"
-|Updates to NO2 dry deposition
-|Brian Boys (Dalhousie)
-|Science
-|
-|-valign="top"
-|APM update and integration with most recent GEOS-Chem version
-|Gan Luo (SUNY Albany)
-|Structural
-|
-|-valign="top"
-|Cosmogenic tracer production
-|Lee Murray (Rochester)
-|Science
-|
-|-valign="top"
-|Explore resolution-consistent dust emissions
-*Make high-res concentrations or mass fluxes available offline, implement in met field processing
-|David Ridley (MIT)<br>GCST<br>Nested Model WG
-|Science
-|
-|-valign="top"
-|Dust emissions at nested-grid resolutions
-|Yuxuan Wang (U. Houston)<br>Jun Wang (U. Iowa)
-|Science
-|
-*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]]
-|Duncan Fairlie (NASA/LARC)
-|Science
-|
-|}
-=== 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"
-|GCHP stretched grid
+|Updates to Aromatic chemistry
-|Jiawei Zhuang (Harvard)
+|Stephen MacFarlane (UOW)<br>Jenny Fisher (UOW)
-|Science
+|Chemistry
 |
 |-valign="top"
-|1/8 degree nested-grid simulations with GEOS-FP
+|Nitrate photolysis
-|Nested Model WG
+|Mat Evans (York)<br>Thomas Sherwen (York)<br>Matthew Rowlinson (York)
-|Science
+|Chemistry
 |
-*Wait for more interest
 |-valign="top"
-|Embedding GEOS-Chem into CESM
+|In aerosol chemistry Halogens
-|Jean-Francois Lamarque (NCAR)
+|Mat Evans (York)<br>Hansen Cao (CU Boulder)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Adjoint of carbon cycle simulation in GCHP
+|Benchmark box model of GC Chemistry
-|Kevin Bowman (JPL)
+|Katie Travis (NASA)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Isoprene chemistry v2 (new Caltech update)
+|Alkyl nitrates Alk7, PHAN
-|Kelvin Bates (Caltech)
+|Katie Travis (NASA)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Contemporary land cover: developing historical and updated GEOS-Chem land cover maps based on satellite remote sensing
+|Add stratospheric ozone species to full-chemistry simulations
-|Jeff Geddes (BU)
-|Science
-|
-|-valign="top"
-|Farquhar-Ball-Barry model to calculate stomatal resistance
-|Amos Tai (CUHK)<br>Jeff Geddes (BU)
-|Science
-|
-|-valign="top"
-|Impacts of chemistry on ecosystem/carbon cycle
-|Kevin Bowman (JPL)<br>Anthony Bloom (JPL)
-|Science
-|
-|-valign="top"
-|Improved lightning emission scheme
 |Lee Murray (Rochester)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Resolution-independent lightning NOx
+|Perchlorate chemistry
-|Lee Murray (Rochester)
+|Yuk Chun Chan (UWAB)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Bidirectional NH3 emissions
+|Explicit heterogeneous sulfate chemistry
-|Juliet Zhu (CSU)
+|Katie Travis (NASA)<br>Becky Alexander (UT)
-|Science
+|Chemistry
 |
 |-valign="top"
-|Country-based weekday/weekend variability for EDGAR 4.2
+|HOx and ozone "emissions" from lightning as option in model to play with
-|Lee Murray (Rochester)<br>Christoph Keller (Harvard)
+|Jingqiu (Alaska)<br>Lee Murray (Rochester)
-|Science
+|Emissions
 |
 |-valign="top"
-|Update keytone photolysis
+|Sea salt aerosol from sea ice leads
-|Jared Brewer (CSU)<br>Emily Fischer (CSU)
+|Hannah Horowitz (U. Illinois)
-|Science
+|Emissions
 |
 |-valign="top"
-|Small alkyl nitrates
+|Drought-stress algorithm
-|Jenny Fisher (Wollongong)
+|Wei Li (U. Houston)
-|Science
 |
-|-valign="top"
-|YIBS-GC chemistry-biosphere-fire coupling
-|Loretta Mickley (Harvard)<br>Xu Yue (IAP)
-|Science
 |
 |-valign="top"
-|Nitrogen-LAI coupling
+|Biomass burning injection height profiles
-|Lin Zhang (PKU)<br>Amos Tai (CUHK)
+|Inderjeet Singh (WashU)
-|Science
+|Emissions
 |
 |-valign="top"
-|Implementing humidity/VPD dependence of dry deposition
+|OCIM integration
-|Jennifer Murphy (U. Toronto)
+|Chris Holmes (FSU)<br>Lee Murray (Rochester)
-|Science
 |
-|-valign="top"
-|SO2 wet scavenging
-|Duncan Fairlie (NASA Langley)
-|Science
 |
 |-valign="top"
-|Heterogeneous sulfate production
+|Updating landcover products in GEOS-Chem
-|Lin Zhang (PKU)<br>Becky Alexander (UW)<br>Yuxuan Wang (U. Houston)
+|Chris Holmes (FSU)<br>Jeff Geddes (BU)
-|Science
+|Input data
 |
 |-valign="top"
-|MOSAIC implementation
+|Dry deposition physical improvement
-|Sebastian Eastham (Harvard)
-|Science
-|
-|-valign="top"
-|Particle size climatology
-|Fangqun Yu (SUNY Albany)
-|Science
-|
-|-valign="top"
-|Sea salt/dust size distribution
-|David Ridley (MIT)<br>Colette Heald (MIT)
-|Science
-|
-|-valign="top"
-|Updates to GTMM
-|Rebecca Stern (Harvard)
-|Science
-|
-|-valign="top"
-|Tracer transport ocean
 |Chris Holmes (FSU)
-|Science
+|Dry deposition
 |
 |-valign="top"
-|Include Hg in full chemistry simulation
+|TOMAS WRF-GC in regional Thailand simulation
-|Noelle Selin (MIT)
+|Win Trivitayanurak (Chulalongkorn U)
-|Science
+|Aerosols
-|
-|-valign="top"
-|Goddard seasonal weather prediction in GCHP
-|Kevin Bowman (JPL)
-|Science
-|
-|-valign="top"
-|Climate index diagnostics (drought, etc.)
-|Chemistry-ecosystems-climate WG
-|Structural
-|
-|-valign="top"
-|Joint CO/CO2/CH4 simulation
-|Nicholas Deutscher (U. Wollongong)
-|Science
-|
-|-valign="top"
-|Carbon coupling: oceans and terrestrial models
-|Chris Holmes (FSU)
-|Science
-|
-*Ocim-pure physical transport, ECCO-Darwin ocean biogeochemistry
-|-valign="top"
-|DMS oxidation scheme updating
-|Qianjie Chen (UW)<br>Chemistry WG
-|Science
-|
-|-valign="top"
-|Limiting NH3 uptake due to OA
-|Rachel Silvern (Harvard)
-|Science
 |
 |}
---[[User:Melissa Payer|Melissa Sulprizio]] ([[User talk:Melissa Payer|talk]]) 20:44, 12 May 2017 (UTC)