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

Revision as of 18:08, 21 March 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
GCHP carbon simulation	Melissa Sulprizio (Harvard) Bob Yantosca (Harvard)	Carbon	Medium	geos-chem PR #1992 GCHP Issue #339
KORUS-AQ emissions for East Asia (as an option)	Katie Travis (NASA)	Emissions	Simple
Global continental chlorine (pCl and HCl) emissions	Bingqing Zhang (Georgia Tech) Pengfei Liu (Georgia Tech)	Emissions	Simple
New version of CEDS at 0.1 deg	Dandan Zhang (WashU)	Emissions	Simple	geos-chem issue #1745 Currently on hold while an issue with seasonality in the new CEDS data is being investigated
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 when breaking up runs in time	Lizzie Lundgren (Harvard)	GC-Classic	Medium
GCHP advection diagnostics	Lizzie Lundgren (Harvard)	GCHP diagnostics	Simple	gchp PR #395
Only convert units for species that need it	Bob Yantosca (Harvard)	Unit conversions	Medium	geos-chem PR #2072 This update breaks TOMAS, further development is needed

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
Online H2 chemistry	Maria Paula Pérez-Peña (UNSW) Jenny Fisher (UOW) Dylan Millet (UMN)	Chemistry	TBD	Delivered June 2023	Pérez-Peña, M.P. et al., ACP, 2022. Implemented in v12.5, needs to be brought up to current version
ALK4 & R4N2 chemistry	Jared Brewer (UMN)	Chemistry	TBD	Not delivered	geos-chem issue #1625 Brewer, J.F. et al., J. Geophys. Res., submitted 2023.
Updated gravitational settling, dry mass-weighted mean diameters and hygroscopic growth in aerosol dry deposition	Yanshun Li (WashU)	Aerosols	Simple	Delivered Oct 2023	Li et al., ACP, 2023. geos-chem PR #1983 Waiting on code updates from developer
Mass flux regridding fix in MAPL	Lizzie Lundgren (Harvard) Seb Eastham (MIT)	GCHP input regridding	Medium		GEOS-ESM/MAPL PR #2056
Parameterization of SNA and OM dry size	Haihui Zhu (WashU)	Aerosols	Medium	Delivered Aug 2023	Zhu et al., EGUsphere, submitted 2023. geos-chem PR #1902 Currently on hold, as this update requires further modifications in the Cloud-J repository
Capture all trop and PBL height changes in budget diagnostics	Chris Holmes (FSU) Lizzie Lundgren (Harvard)	Diagnostics	Medium		geos-chem PR 2103

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
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
MEIC (China regional) for 2000-2017 at 0.5x0.625 deg	Shixian Zhai (Harvard)	Emissions	Delivered	Need permission from Qiang Zhang (Tsinghua U.) to distribute data
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
Replace ISORROPIA with HTEPv1.0	Seb Eastham (MIT) Lizzie Lundgren (Harvard)	Aerosol thermodynamics	Will be git submodule
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"

Revision as of 18:08, 21 March 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/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 May 2015 ==
+See the links below for items merged and awaiting release.
-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. Other items 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]]'''
-{| border=1 cellspacing=0 cellpadding=5
+|}
-|- bgcolor="#cccccc"
-!width="400px"|Item
-!width="300px"|Author(s)
-!width="400px"|Status
-|- bgcolor="#ccffff"
+== Feature integration in progress ==
-!width="400px"|Science updates
-!width="300px"|
+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.
-!width="400px"|
+{| 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"
-|[[GEOS-Chem_v10-01#Issues_resolved_during_the_public_comment_period|Resolving issues identified by the GC user community during the public comment period for GEOS-Chem v10-01]]
+|GCHP carbon simulation
-|[[GEOS-Chem Support Team]]
+|Melissa Sulprizio (Harvard)<br>Bob Yantosca (Harvard)
+|Carbon
+|Medium
 |
-*In progress
+*[https://github.com/geoschem/geos-chem/pull/1992 geos-chem PR #1992]
+*[https://github.com/geoschem/GCHP/issues/339 GCHP Issue #339]
-|-bgcolor="#ccffff" valign="top"
-!width="400px"|Structural/programming updates for HPC
-!width="300px"|
-!width="400px"|
 |-valign="top"
-|Structural updates for GEOS-Chem HP
+|KORUS-AQ emissions for East Asia (as an option)
-|[[GEOS-Chem Support Team]]<br>NASA/GMAO
+|Katie Travis (NASA)
+|Emissions
+|Simple
 |
-*This will be an ongoing process that will occur simultaneously as the above science updates are brought into GEOS-Chem.
-|-bgcolor="#ccffff" valign="top"
-!width="400px"|Documentation
-!width="300px"|
-!width="400px"|
 |-valign="top"
-|[[GEOS-Chem_v10-01#Adding_documentation_to_describe_internal_changes_made_to_GMAO_met_field_products|Update wiki documentation for GMAO met field products]]:
+|[https://doi.org/10.7910/DVN/23BRII Global continental chlorine (pCl and HCl) emissions]
-*Naming convention used by GMAO
+|Bingqing Zhang (Georgia Tech)<br>Pengfei Liu (Georgia Tech)
-*Version numbers corresponding to dates of met field data
+|Emissions
-|[[GEOS-Chem Support Team]]<br>NASA/GMAO
+|Simple
 |
-*In progress
 |-valign="top"
-|Improve documentation about GC diagnostics
+|New version of CEDS at 0.1 deg
-|[[GEOS-Chem Support Team]]<br>
+|Dandan Zhang (WashU)
+|Emissions
+|Simple
 |
-*In progress
+*[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'''
-|}
---[[User:Bmy|Bob Y.]] 14:08, 12 May 2015 (EDT)
-=== Ready to go in ===
-{| border=1 cellspacing=0 cellpadding=5
-|- bgcolor="#cccccc"
-!width="400px"|Item
-!width="300px"|Author(s)
-!width="400px"|Status
 |-valign="top"
-|Update MODIS LAI fields through 2015
+|[https://github.com/geoschem/geos-chem/issues/1288 New soil NOx parameterization]
-|Barron Henderson (UF)
+|Yi Wang (U. Iowa)<br>Jun Wang (U. Iowa)
+|Emissions
+|Medium
 |
+*[https://github.com/geoschem/geos-chem/issues/1288 geos-chem issue #1288]
+*Incorporates new met field TSOIL1
 |-valign="top"
-|Fix to direct/diffuse radiation
+|Remove differences in GC-Classic when breaking up runs in time
-|Katie Travis (Harvard)
+|Lizzie Lundgren (Harvard)
+|GC-Classic
+|Medium
 |
 |-valign="top"
-|Fix for NO3 + ISOP product (currently not a tracer; no deposition)
+|GCHP advection diagnostics
-|Katie Travis (Harvard)
+|Lizzie Lundgren (Harvard)
+|GCHP diagnostics
+|Simple
 |
+*[https://github.com/geoschem/GCHP/pull/395 gchp PR #395]
 |-valign="top"
-|Primary marine emissions of OA
+|Only convert units for species that need it
-|Brett Gantt (NCSU)<br>Matthew Johnson (NASA Ames)
+|Bob Yantosca (Harvard)
+|Unit conversions
+|Medium
 |
-*To be lumped with existing POA, with switch in input.geos
+*[https://github.com/geoschem/geos-chem/pull/2072 geos-chem PR #2072]
+*'''This update breaks TOMAS, further development is needed'''
+|}
+== 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"
-|Update DMS climatology to Lana
+|[https://github.com/geoschem/geos-chem/issues/1867 Online H2 chemistry]
-|Tom Breider (Harvard)
+|Maria Paula Pérez-Peña (UNSW)<br>Jenny Fisher (UOW)<br>Dylan Millet (UMN)
+|Chemistry
+|TBD
+|Delivered<br>June 2023
 |
+*[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"
-|[[POPs simulation#PAH simulation|Updates to PAH code]]
+|ALK4 & R4N2 chemistry
-|Carey Friedman (MIT)
+|Jared Brewer (UMN)
+|Chemistry
+|TBD
+|Not delivered
 |
+*[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., submitted 2023.]
 |-valign="top"
-|River and anthropogenic point sources of Hg
+|[https://github.com/geoschem/geos-chem/pull/1983 Updated gravitational settling, dry mass-weighted mean diameters and hygroscopic growth in aerosol dry deposition]
-|Helen Amos (Harvard)
+|Yanshun Li (WashU)
+|Aerosols
+|Simple
+|Delivered<br>Oct 2023
 |
+*[https://acp.copernicus.org/articles/23/12525/2023/acp-23-12525-2023.html Li et al., ACP, 2023.]
+*[https://github.com/geoschem/geos-chem/pull/1983 geos-chem PR #1983]
+* '''Waiting on code updates from developer'''
 |-valign="top"
-|Remove in-plume reduction of Hg
+|Mass flux regridding fix in MAPL
-|Yanxu Zhang (Harvard)
+|Lizzie Lundgren (Harvard)<br>Seb Eastham (MIT)
+|GCHP input regridding
+|Medium
 |
+|
+*[https://github.com/GEOS-ESM/MAPL/pull/2056 GEOS-ESM/MAPL PR #2056]
 |-valign="top"
-|[[Wet_deposition#Impaction_scavenging_for_hydrophobic_BC_and_homogeneous_IN_removal|Impaction scavenging for hydrophobic BC]]
+|[https://github.com/geoschem/geos-chem/issues/1747 Parameterization of SNA and OM dry size]
-|Qiaoqiao Wang (Harvard)
+|Haihui Zhu (WashU)
+|Aerosols
+|Medium
+|Delivered<br>Aug 2023
 |
-*Delivered to [[GEOS-Chem Support Team|GCST]] (Nov 2013)
+*[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]
+*'''Currently on hold, as this update requires further modifications in the Cloud-J repository'''
 |-valign="top"
-|[[Wet_deposition#Impaction_scavenging_for_hydrophobic_BC_and_homogeneous_IN_removal|Homogeneous IN removal]]
+|Capture all trop and PBL height changes in budget diagnostics
-|Qiaoqiao Wang (Harvard)
+|Chris Holmes (FSU)<br>Lizzie Lundgren (Harvard)
+|Diagnostics
+|Medium
 |
-*Delivered to [[GEOS-Chem Support Team|GCST]] (Nov 2013)
+|
+*[https://github.com/geoschem/geos-chem/pull/2103 geos-chem PR 2103]
+|}
+== 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"
-|[[MEGAN_biogenic_emissions#CO2_direct_effect_on_isoprene_emissions|CO2 direct effect on isoprene emissions]]
+|Geologic emission of ethane and propane
-|Amos Tai (CUHK)
+|Matthew Rowlinson and Mat Evans(York)
+|Emissions
+|Delivered<br>Jan 2023
 |
-*Delivered to [[GEOS-Chem Support Team|GCST]] (Nov 2013)
+*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
 |-valign="top"
-|Criegee intermediate
+|[https://github.com/geoschem/geos-chem/pull/629 Ecophysiology module in GEOS-Chem for biosphere-atmosphere exchange]
-|Dylan Millet (U. Minnesota)
+|Joey Lam(CUHK)<br>Amos Tai (CUHK)
+|Science
+|Delivered<br>Feb 2021
 |
-*This has already been added to the SEAC4RS research version of GEOS-Chem
+*[https://github.com/geoschem/geos-chem/pull/629 geos-chem PR #629]
 |-valign="top"
-|[[PAN|PAN updates]]
+|LPJ land cover (global), fire (W US), dust emissions (SW N America), 1700-2100
-|Emily Fischer (CSU)
+|Yang Li (Baylor University)<br>Loretta Mickley (Harvard)
+|Emissions
+|Delivered<br>Jul 2021
 |
-*Delivered to [[GEOS-Chem Support Team|GCST]] (May 2013)
+*Data involves many files- need to think about temporal frequency
 |-valign="top"
-|Update OH + NO2 rate
+|[https://github.com/geoschem/geos-chem/issues/550 MEIC (China regional) for 2000-2017 at 0.5x0.625 deg]
-|Barron Henderson (UF)
+|Shixian Zhai (Harvard)
+|Emissions
+|Delivered
 |
+*Need permission from Qiang Zhang (Tsinghua U.) to distribute data
 |-valign="top"
-|Updated methane distribution
+|DMS Chemistry
-|Lee Murray (NASA GISS/LDEO)
+|Linia Tashmim (UC Riverside)<br>William Porter (UC Riverside)
+|Chemistry
+|Not delivered
 |
 |-valign="top"
-|[[Mineral_dust_aerosols#Surface_chemistry_on_dust|Acid uptake on dust aerosols]]
+|Organic acids (RCOOH)
-|T. Duncan Fairlie (NASA/LARC)
+|Katie Travis (NASA)
+|Chemistry
+|Not delivered
 |
-*Delivered to [[GEOS-Chem Support Team|GCST]]
 |-valign="top"
-|Density of OA update
+|Improve carbon & nitrogen conservation in reactions
-|Melanie Hammer (Dalhousie)<br>Elo&iuml;se Marais (Harvard)
+|Kelvin Bates (Harvard)
+|Chemistry
+|Not delivered
 |
 |-valign="top"
-|Tagged sulfate and nitrate simulation
+|Blowing snow sea salt in TOMAS
-|Becky Alexander (UW)
+|Betty Croft (Dalhousie)
+|Aerosols
+|Not delivered
 |
 |-valign="top"
-|Metal catalyzed oxidation of SO2 (as a switch)
+|[https://pubs.rsc.org/en/content/articlelanding/2022/EM/D2EM00019A Australian anthropogenic Hg emissions]
-|Becky Alexander (UW)
+|Stephen MacFarlane (UOW)<br>Jenny Fisher (UOW)<br> Hannah Horowitz (U. Illinois)<br>Viral Shah (Harvard)
+|Hg simulation
+|Not delivered
 |
 |-valign="top"
-|[[Mineral_dust_aerosols#Improved_dust_size_distribution_scheme|Improved dust size distribution scheme]]
+|WRF-GC Hg simulation
-|Li Zhang (Colorado U.)<br>Daven Henze (Colorado U.)
+|Xiaotian Xu (Nanjing U.)<br>Yanxu Zhang (Nanjing U.)
+|Hg simulation<br>WRF-GC
+|Not delivered
 |
-*Delivered to [[GEOS-Chem Support Team|GCST]] (Jan 2014)
 |-valign="top"
-|Future US Hg emissions
+|Updated HgII gas-partical partitioning
-|Amanda Giang (MIT)
+|Kaiyun Liu (Tsinghua U.)<br>Qingru Wu (Tsinghua U.)<br>Shuxiao Wang (Tsinghua U.)
+|Hg simulation
+|Not delivered
 |
+*Should be option, not default
-|-
+|-valign="top"
-|[[Flexible precision in GEOS-Chem|Dynamic precision]]
+|Dry deposition to F90 (readability)
-|[[GEOS-Chem Support Team]]
+|Chris Holmes (FSU)
+|Dry deposition
+|Not delivered
 |
 |}
---[[User:Melissa Payer|Melissa Sulprizio]] 14:08, 11 May 2015 (EDT)
+== Almost there (< 6 months) ==
-=== 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
+{|border=1 cellspacing=0 cellpadding=5
 |- bgcolor="#cccccc"
-!width="400px"|Item
+!width="200px"|Feature
-!width="300px"|Author(s)
+!width="200px"|Contributor(s)
-!width="400px"|Status
+!width="100px"|Model scope
+!width="420px"|Notes and References
 |-valign="top"
-|Correction for wet/dry pressure
+|Replace ISORROPIA with [https://gmd.copernicus.org/preprints/gmd-2023-159/gmd-2023-159.pdf HTEPv1.0]
-|Lizzie Lundgren (Harvard)<br>Meemong Lee (JPL)
+|Seb Eastham (MIT)<br>Lizzie Lundgren (Harvard)
+|Aerosol thermodynamics
 |
+*Will be git submodule
 |-valign="top"
-|[[Python code for GEOS-Chem|Python GEOS-Chem output processing and visualization package]]
+|PPN+hv, PPN+OH
-|Beno&icirc;t Bovy (U. Li&egrave;ge-Belgium)
+|Robert Ryan (UCL)
+|Chemistry
 |
-*Users may download and test it and submit feedback to Benoit Bovy.
 |-valign="top"
-|Benchmark of stratosphere simulation
+|MBO
-|Dylan Jones (U. Toronto)
+|Michael Vermeuel (UMN)
+|Chemistry
 |
 |-valign="top"
-|Benchmark for nested NA model
+|Initial conditions for CH4 correcting background and stratospheric biases
-|Jun Wang (UNL)
+|Todd Mooring (Harvard)
+|Methane simulation
 |
 |-valign="top"
-|High-resolution regional emissions (to be implemented via HEMCO)
+|Migrating simple SOA formation from carbon_mod.F90 into the KPP "full-chemistry" mechanism
-|Lin Zhang (PKU)<br>Yuxuan Wang (Texas A&M)
+|Bob Yantosca (Harvard)
+|Aerosols<br>Structural
 |
+*Ongoing
 |-valign="top"
-|Flexchem
+|Re-binning of off-line sea salt and dust for use in TOMAS
-|Mike Long (Harvard)
+|Betty Croft (Dalhousie)
+|Aerosols
 |
 |-valign="top"
-|Updates to isoprene chemistry, includes:
+|Adaption of TOMAS' in-cloud aqueous sulfate production for KPP versus sulfate_mod.F90
-*Fast photolysis of carbonyl nitrates
+|Betty Croft (Dalhousie)
-*Aerosol uptake of organic nitrates
+|Aerosols
-|Jenny Fisher (U. Wollongong)<br>Elo&iuml;se Marais (Harvard)<br>Kelvin Bates (Caltech)<br>Katie Travis (Harvard)
 |
-*This has already been added to the SEAC4RS research version of GEOS-Chem
 |-valign="top"
-|3D chemical source for CO2 and CO; OH for tagged CO and CH4 simulations
+|ML algorithms for bulk aerosols
-|Dylan Jones (U. Toronto)
+|Arshad Nair (SUNY Albany)<br>Fangqun Yu (SUNY Albany)
+|Aerosols
 |
 |-valign="top"
-|Hg emission update: NEI, EDGAR, NPRI, UNEP synthesis
+|PM2.5 and PM10 calculations: aerodynamic vs geometric diameters
-|[[Hg and POPs Working Group]]
+|Shixian Zhai (Harvard)
+|Aerosols
 |
 |-valign="top"
-|Hg chemistry update
+|Updates to Hodzic SOA scheme
-|[[Hg and POPs Working Group]]
+|Jared Brewer (Harvard)
+|Aerosols
 |
 |-valign="top"
-|Update offline oxidant fields for Hg simulation
+|Automated reduction in isoprene scheme
-|Viral Shah (UW)<br>Johan Schmidt (Harvard)
+|Dan Westervelt (Lamont-Doherty)
+|Aerosols
 |
 |-valign="top"
-|Subsurface ocean Hg concentration update
+|Brown carbon chemsitry
-|[[Hg and POPs Working Group]]
+|Jingqiu Mao (U. Alaska)<br>Xuan Wang (CUHK)
+|Aerosols
 |
 |-valign="top"
-|Dry deposition updates for Hg simulation
+|GEOS resolution and subgrid convection - Part 2 RAS parameter tuning
-|Bess Corbitt (Harvard)
+|Tailong He (Toronto)<br>Dylan Jones (Toronto)<br>Andrea Molod (NASA GMAO)
+|Convection
 |
 |-valign="top"
-|GTMM revision
+|High-res top-down TROPOMI-derived seasonal mean NOx emissions for China
-|Bess Corbitt (Harvard)
+|Jintai Lin (PKU)
+|Emissions
 |
+*Horizontal resolution: 5km, temporal resolution: JJA mean
+*monthly data will be available at a later stage; please contact us
 |-valign="top"
-|New atmospheric Hg redox mechanism
+|Updated biomass burning emission factors and species
-|Hannah Horowitz (Harvard)
+|Tess Carter (MIT)
+|Emissions
 |
 |-valign="top"
-|Lightning NOx plume chemistry
+|Updated offline sea salt emissions
-|Alicia Gressent (U. Paul Sabatier)
+|Hongjian Weng (PKU) <br> Jintai Lin (PKU)
+|Emissions
 |
 |-valign="top"
-|Nested CO2, CH4, Hg, TOMAS, adjoint, etc.
+|[https://gmd.copernicus.org/articles/13/2569/2020/ Canopy Physics Model]
-|[[Nested Model Working Group]]
+|Sam Silva (MIT)
+|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"
-|Updated nighttime isoprene chemistry
+|Assessment/improvement of OpenMP performance in GC-Classic and HEMCO standalone
-|Rebecca Schwantes (Caltech)
+|Bob Yantosca (Harvard)
+|Model performance
 |
+*Ongoing (will be done as time allows)
 |-valign="top"
-|Updated organic deposition
+|Retire all BPCH diagnostics
-|Katie Travis (Harvard)<br>Jenny Fisher (U. Wollongong)
+|Bob Yantosca (Harvard)
+|Diagnostics
 |
+*Can be done following the [https://github.com/geoschem/geos-chem/pull/1569 TOMAS update for GCHP]
 |-valign="top"
-|EPA-derived BC/OA emissions over US (1990-2012)
+|Assess memory leak in GCHP
-|David Ridley (MIT)
+|Killian Murphy (York)
+|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"
-|Addition of BrC UV absorption to address impacts on OH
+|Hybrid MPI-OpenMP in GCHP
-|Randall Martin (Dalhousie)<br>Melanie Hammer (Dalhousie)
+|Seb Eastham (MIT)<br>Killian Murphy (York)
+|Model performance
 |
 |-valign="top"
-|Update density of BC to 1.8 and add absorption enhancement factor in input.geos
+|Improve run directory templating and creation with init_rd.sh and shared directories
-|Xuan Wang (MIT)
+|Jourdan He (WashU)
+|Run directories
 |
 |-valign="top"
-|Observation operators for CO2 OCO-2 in GEOS-Chem Adjoint
+|Table of CTM and online GCM properties: GCHP, GCC, GEOS-CTM, GC-Nested, online GEOS, GEOS-replay, etc
-|Kevin Bowman (JPL)<br>Dylan Jones (U. Toronto)
+|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.
+{| 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"
-|Observation operators for CH4 GOSAT, SCIAMACHY in GEOS-Chem Adjoint
+|Snow / Icy Bromine
-|Dylan Jones (U. Toronto)<br>Alex Turner (Harvard)
+|Becky Alexander (UW)<br>William Swanson (U. Alaska)<br>Shuting Zhai (UW)
+|Chemistry
 |
 |-valign="top"
-|Remove dependence of species drydep on HNO3 drydep
+|Monoterpene oxidation scheme
-|Katie Travis (Harvard)<br>Jenny Fisher (U. Wollongong)
+|Jessica Haskins (MIT)
+|Chemistry
 |
 |-valign="top"
-|Arctic Hg cycling
+|Fire related VOCs including furans
-|Jenny Fisher (U. Wollongong)
+|Lu Hu (UMT)<br>Lixu Jin (UMT)
+|Chemistry
 |
 |-valign="top"
-|MOSAIC implementation
+|Extension of UCX into the mesosphere
-|Sebastian Eastham (MIT)
+|Seb Eastham (MIT)<br>Eric Fleming (NASA)
+|Chemistry
 |
 |-valign="top"
-|Updated documentation on setting up new nested domains
+|Methane flux ingestion
-|Lin Zhang (PKU)<br>Yuxuan Wang (Texas A&M)
+|Eloise Marais (UCL)
+|Chemistry
 |
 |-valign="top"
-|Nested model publication wiki page
+|Dust non-sphericity impacts on surface chem and optical properties
-|Jun Wang (UNL)
+|Inderjeet Singh (WashU)
+|Aerosols
 |
 |-valign="top"
-|Past and future fire emissions under RCPs
+|Size-resolved stratospheric aerosol
-|Loretta Mickley (Harvard)<br>Yuhang Wang (GIT)<br>Shiliang Wu (MT)
+|Seb Eastham (MIT)
+|Aerosols
 |
 |-valign="top"
-|Bromine chemistry updates
+|Extend aerosol settling
-|Johan Schmidt (Harvard)
+|Eloise Marais (UCL)
+|Aerosols
 |
 |-valign="top"
-|Iodine chemistry updates
+|Stratospheric aerosol APM
-|Tom&aacute;s Sherwen (York)
+|Fangqun Yu (SUNY)
+|Aerosols
 |
 |-valign="top"
-|QFED fire emissions (up to 2014)
+|Plume-in-grid model
-|Christoph Keller (Harvard)<br>Katie Travis (Harvard)
+|Hongwei Sun (Harvard)
+|Chemistry
 |
-|-
-|[[Implementation of consistent units in GEOS-Chem|Uniformity of units]]
-|[[GEOS-Chem Support Team]]
-|
-|}
---[[User:Melissa Payer|Melissa Sulprizio]] 14:08, 11 May 2015 (EDT)
-=== Over the horizon (6-12 months) ===
-{| border=1 cellspacing=0 cellpadding=5
-|- bgcolor="#cccccc"
-!width="400px"|Item
-!width="300px"|Author(s)
-!width="400px"|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)
+|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)
+|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)
+|Emissions
 |
 |-valign="top"
-|Improved lightning emission scheme
+|Hg iodine chemistry
-|Lee Murray (NASA GISS/LDEO)
+|Yiming Fu<br>Yanxu Zhang (Nanjing U.)
+|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)
+|Hg simulation
 |
 |-valign="top"
-|[[POPs simulation#PCB simulation|PCB simulation]]
+|Update Hg ocean and soil boundary conditions for consistency with new chemistry
-|Carey Friedman (MIT)<br>Helen Amos (Harvard)
+|Yanxu Zhang (Nanjing U.)
+|Hg simulation
 |
 |-valign="top"
-|VBS SOA option
+|Dry deposition diagnostics by land cover
-|Rokjin Park (SNU)
+|Holly Nowell (FSU)
+|Diagnostics
 |
 |-valign="top"
-|Harmonizing Henry's Law coefficients across wet and dry deposition (SO2 treated as effective Henry's Law)
+|Dry deposition process diagnostics
-|Duncan Fairlie (NASA/LARC)<br>Daniel Jacob (Harvard)<br>Prasad Kasibhatla (Duke)<br>Becky Alexander (UW)
+|Holly Nowell (FSU)
+|Diagnostics
 |
 |-valign="top"
-|Kz eddy mixing scheme
+|Isotope simulation for CO and CH4 in GCHP
-|Karen Yu (Harvard)
+|Lee Murray (Rochester)
+|Carbon simulation
 |
 |-valign="top"
-|Update HCN simulation, implement in standard model via Flexchem
+|Updated bottom-up global CH4 oil, gas, and coal emissions (GFEI v3)
-|Jenny Fisher (U. Wollongong)
+|Melissa Sulprizio (Harvard)<br>Tia Scarpelli (U. Edinburgh)<br>Zichong Chen (Harvard)
+|Emissions<br>CH4 simulation
 |
 |-valign="top"
-|Merge standard simulation with specialty simulations for OVOC, acids, aromatics, dicarbonyls, terpenes
+|Modularization of aerosols code for interface with GOCART in GEOS
-|Dylan Millet (UMN)<br>Xin Chen (UMN)
+|Christoph Keller (GMAO)
+|Structural
 |
 |-valign="top"
-|Cl chemistry updates
+|Improve load balancing in GCHP
-|Lyatt Jaegl&eacute; (UW)
+|Seb Eastham (MIT)
+|Model performance
 |
 |-valign="top"
-|Automate redistribution of NOx in HEMCO
+|Testing the use of monthly mean MERRA-2 CWC with Pb-210 aerosol tracer
-|Lee Murray (NASA GISS/LDEO)
+|Bo Zhang (NIA)<br>Hongyu Liu (NIA / NASA Langley)
+|Transport
 |
 |-valign="top"
-|Injection height for fire emissions
+|Testing the use of a new scavenging parameterization developed by Luo and Yu for cold cloud with Pb-210 aerosol tracer
-|Emily Fischer (CSU)
+|Gan Luo (SUNY Albany)<br>Fangqun Yu (SUNY-Albany)
+|Transport
 |
 |-valign="top"
-|Option for daily OH, etc. for Hg simulation
+|Evaluate vertical mixing in GEOS-Chem with model-model and model-observation comparisons
-|Noelle Selin (MIT)
+|Seb Eastham (MIT)<br>Clara Orbe (NASA GISS)<br>Andrew Schuh (CSU)
-|
+|Transport
-|-
-|Flexible diagnostic package with netCDF output
-|[[GEOS-Chem Support Team]]
 |
 |}
---[[User:Melissa Payer|Melissa Sulprizio]] 14:08, 11 May 2015 (EDT)
+== 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="300px"|Author(s)
+!width="200px"|Contributor(s)
-!width="400px"|Status
+!width="100px"|Model scope
+!width="420px"|Notes and References
 |-valign="top"
-|Global GEOS-FP native-resolution met fields to enable flexible nested domains
+|Updates to Aromatic chemistry
-|Jintai Lin (PKU)<br>Lin Zhang (PKU)<br>[[GEOS-Chem Support Team]]
+|Stephen MacFarlane (UOW)<br>Jenny Fisher (UOW)
+|Chemistry
 |
 |-valign="top"
-|DMS oxidation scheme updating
+|Nitrate photolysis
-|Tom Breider (Harvard)<br>Becky Alexander (U. Washington)<br>[[Chemistry Issues|Oxidants and Chemistry Working Group]]
+|Mat Evans (York)<br>Thomas Sherwen (York)<br>Matthew Rowlinson (York)
+|Chemistry
 |
 |-valign="top"
-|Dynamics of stomatal conductance in dry deposition
+|In aerosol chemistry Halogens
-|Amos Tai (CUHK)
+|Mat Evans (York)<br>Hansen Cao (CU Boulder)
+|Chemistry
 |
 |-valign="top"
-|New dry deposition module (Zhang et al., 2013)
+|Benchmark box model of GC Chemistry
-|Jintai Lin (PKU)
+|Katie Travis (NASA)
+|Chemistry
 |
 |-valign="top"
-|Bi-directional NH3 emissions
+|Alkyl nitrates Alk7, PHAN
-|Juliet Zhu (CSU)<br>Lin Zhang (PKU)
+|Katie Travis (NASA)
+|Chemistry
 |
 |-valign="top"
-|Arsenic simulation
+|Add stratospheric ozone species to full-chemistry simulations
-|Shiliang Wu (MT)
+|Lee Murray (Rochester)
+|Chemistry
 |
 |-valign="top"
-|Hg benchmark updates for atmosphere and ocean
+|Perchlorate chemistry
-|Hannah Horowitz (Harvard)<br>Viral Shah (UW)<br>Shaojie Song (MIT)
+|Yuk Chun Chan (UWAB)
+|Chemistry
 |
 |-valign="top"
-|Emission scheme of dust: subgrid wind variation to remove resolution dependence and better interannual variability
+|Explicit heterogeneous sulfate chemistry
-|David Ridley (MIT)
+|Katie Travis (NASA)<br>Becky Alexander (UT)
+|Chemistry
 |
 |-valign="top"
-|Ozone damage to vegetation
+|HOx and ozone "emissions" from lightning as option in model to play with
-|Amos Tai (CUHK)
+|Jingqiu (Alaska)<br>Lee Murray (Rochester)
+|Emissions
 |
 |-valign="top"
-|Implement biogenic emissions of ethane, propane
+|Sea salt aerosol from sea ice leads
-|Zitely Tzompa (CSU)
+|Hannah Horowitz (U. Illinois)
+|Emissions
 |
 |-valign="top"
-|Global evaluation of using LWC and ICW variables from met fields
+|Drought-stress algorithm
-|[http://web.atmos.ucla.edu/~qli/trop/Home.html UCLA group]<br>Hongyu Liu (NIA/NASA LARC)<br>Betty Croft (Dalhousie)
+|Wei Li (U. Houston)
 |
-|-valign="top"
-|Joint CO/CO2/CH4 forward model simulation
-|Nicholas Deutscher (UW)
 |
 |-valign="top"
-|Subgrid scale precipitation variability
+|Biomass burning injection height profiles
-|[http://acmg.seas.harvard.edu/ Harvard group]
+|Inderjeet Singh (WashU)
+|Emissions
 |
 |-valign="top"
-|Dry deposition: Update the ozone dry deposition scheme
+|OCIM integration
-|Murphy group (UofT)
+|Chris Holmes (FSU)<br>Lee Murray (Rochester)
 |
-|-valign="top"
-|Country-based weekend/weekday variability for EDGAR v4.2
-|Lee Murray (NASA GISS/LDEO)<br>Christoph Keller (Harvard)
 |
 |-valign="top"
-|Sea salt emission from sea ice
+|Updating landcover products in GEOS-Chem
-|Jiayue Huang (UW)
+|Chris Holmes (FSU)<br>Jeff Geddes (BU)
+|Input data
 |
 |-valign="top"
-|Resolution-independent lightning NOx scaling
+|Dry deposition physical improvement
-|Lee Murray (NASA GISS/LDEO)
+|Chris Holmes (FSU)
+|Dry deposition
 |
 |-valign="top"
-|Historical Hg emissions (1850-present)
+|TOMAS WRF-GC in regional Thailand simulation
-|Hannah Horowitz (Harvard)
+|Win Trivitayanurak (Chulalongkorn U)
-|
+|Aerosols
-|-valign="top"
-|Nested-grid model with GEOS-FP at 1/2&deg; x 5/8&deg; resolution
-|[[Nested Model Working Group]]
-|
-|-valign="top"
-|TNO emissions over Europe (7km)
-|[http://acmg.seas.harvard.edu/geos/geos_people.html#athens Greece team]
-|
-|-valign="top"
-|Re-evaluation of SST dependence of sea salt emissions
-|Jiayue Huang (UW)
 |
 |}
---[[User:Melissa Payer|Melissa Sulprizio]] 14:08, 11 May 2015 (EDT)