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When CMIP7 future scenarios are available add dataset creation and supported datasets in the XML

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

scienceEnhancement to or bug impacting scienceEnhancement to or bug impacting science

usabilityImprove or clarify user-facing optionsImprove or clarify user-facing options

Status: Open.

Feature

#3246 In ESCOMP/CTSM;

· ekluzek opened on Jun 11, 2025

Ultra high resolution surface datasets should use the --hires_soitex/--hires_pft options to mksurfdata_esmf

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

priority: lowBackground task that doesn't need to be done right away.Background task that doesn't need to be done right away.

Status: Open.

#2463 In ESCOMP/CTSM;

· ekluzek opened on Apr 9, 2024

Move LAI off surface dataset

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

priority: lowBackground task that doesn't need to be done right away.Background task that doesn't need to be done right away.

Status: Open.

Code Health

#2635 In ESCOMP/CTSM;

· samsrabin opened on Jul 9, 2024

Initialize BGC profile variables to nan for FATES

bfbbit-for-bitbit-for-bit

code healthimproving internal code structure to make easier to maintain (sustainability)improving internal code structure to make easier to maintain (sustainability)

good first issuesimple; good for first-time contributorssimple; good for first-time contributors

Status: Open.

#2063 In ESCOMP/CTSM;

· ekluzek opened on Jul 18, 2023

Units attribute on anomaly forcing precipitation file is incorrect

bfbbit-for-bitbit-for-bit

docs-loc:codebaseRelates to documentation within the CTSM code. E.g., Readmes, code comments or tool help text.Relates to documentation within the CTSM code. E.g., Readmes, code comments or tool help text.

docs:minor-content-fixSmall fix needed to (or improvement suggested in) documentation contentSmall fix needed to (or improvement suggested in) documentation content

documentationadditions or edits to user-facing documentation or its infrastructureadditions or edits to user-facing documentation or its infrastructure

priority: lowBackground task that doesn't need to be done right away.Background task that doesn't need to be done right away.

size: small

Status: Open.

Documentation

#2858 In ESCOMP/CTSM;

· olyson opened on Nov 6, 2024

High resolution rawdata for mksurfdata_esmf

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

priority: lowBackground task that doesn't need to be done right away.Background task that doesn't need to be done right away.

scienceEnhancement to or bug impacting scienceEnhancement to or bug impacting science

size: largeLarge project that will take a few weeks or moreLarge project that will take a few weeks or more

Status: Open.

#2469 In ESCOMP/CTSM;

· ekluzek opened on Apr 12, 2024

Add the ability to view some important metrics of assessing how CTSM development is proceeding

bfbbit-for-bitbit-for-bit

code healthimproving internal code structure to make easier to maintain (sustainability)improving internal code structure to make easier to maintain (sustainability)

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

Status: Open.

Feature

#2973 In ESCOMP/CTSM;

· ekluzek opened on Feb 23, 2025

Track climatology of leaf temp in grain-filling crop phase

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

scienceEnhancement to or bug impacting scienceEnhancement to or bug impacting science

Status: Draft (not ready).

ESCOMP/CTSMnumber 3019

#3019 In ESCOMP/CTSM;

· ShannonRoos opened on Mar 18, 2025

Crop heat stress intensity

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

scienceEnhancement to or bug impacting scienceEnhancement to or bug impacting science

Status: Draft (not ready).

ESCOMP/CTSMnumber 3018

#3018 In ESCOMP/CTSM;

· ShannonRoos opened on Mar 18, 2025

Only allocate memory in CropType if use_crop is true

bfbbit-for-bitbit-for-bit

good first issuesimple; good for first-time contributorssimple; good for first-time contributors

performanceidea or PR to improve performance (e.g. throughput, memory)idea or PR to improve performance (e.g. throughput, memory)

Status: Open.

Performance

#2741 In ESCOMP/CTSM;

· samsrabin opened on Sep 5, 2024

Replace "tweaked" crop calendar files

blocked: dependencyWait to work on this until dependency is resolvedWait to work on this until dependency is resolved

code healthimproving internal code structure to make easier to maintain (sustainability)improving internal code structure to make easier to maintain (sustainability)

externalissue needs to be addressed elsewhere (submodule); issue here for the sake of project trackingissue needs to be addressed elsewhere (submodule); issue here for the sake of project tracking

good first issuesimple; good for first-time contributorssimple; good for first-time contributors

Status: Open.

Code Health

#2738 In ESCOMP/CTSM;

· samsrabin opened on Sep 3, 2024

Expand the Greenland glacier region to extend slightly beyond Greenland

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

priority: lowBackground task that doesn't need to be done right away.Background task that doesn't need to be done right away.

Status: Open.

#2721 In ESCOMP/CTSM;

· billsacks opened on Aug 22, 2024

FATES high level calling structure in CTSM is more complicated than it needs to be -- and exercises code it doesn't need to

bfbbit-for-bitbit-for-bit

code healthimproving internal code structure to make easier to maintain (sustainability)improving internal code structure to make easier to maintain (sustainability)

priority: lowBackground task that doesn't need to be done right away.Background task that doesn't need to be done right away.

Status: Open.

Code Health

#3078 In ESCOMP/CTSM;

· ekluzek opened on Apr 18, 2025

Refactoring for snow thermal conductivity

bfbbit-for-bitbit-for-bit

code healthimproving internal code structure to make easier to maintain (sustainability)improving internal code structure to make easier to maintain (sustainability)

Status: Open.

Code Health

#3081 In ESCOMP/CTSM;

· ekluzek opened on Apr 22, 2025

Anomaly forcings needed for CMIP7 scenarios

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

scienceEnhancement to or bug impacting scienceEnhancement to or bug impacting science

Status: Open.

Feature

#3207 In ESCOMP/CTSM;

· samsrabin opened on May 30, 2025

Redirect docs-deploy-testing to here

bfbbit-for-bitbit-for-bit

externalissue needs to be addressed elsewhere (submodule); issue here for the sake of project trackingissue needs to be addressed elsewhere (submodule); issue here for the sake of project tracking

Status: Open.

Task

#3158 In ESCOMP/CTSM;

· samsrabin opened on May 27, 2025

Connect ndep for FATES for modes where Nitrogen is available as a nutrient

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

FATES API updateChanges to the FATES version that also REQUIRE an API change in CTSMChanges to the FATES version that also REQUIRE an API change in CTSM

scienceEnhancement to or bug impacting scienceEnhancement to or bug impacting science

Status: Open.

#2065 In ESCOMP/CTSM;

· ekluzek opened on Jul 19, 2023

Merging soil NO into the new vertical movement scheme for soil nitrate

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

scienceEnhancement to or bug impacting scienceEnhancement to or bug impacting science

Status: Open (in progress).

ESCOMP/CTSMnumber 3341

#3341 In ESCOMP/CTSM;

· mvalmartin opened on Jul 16, 2025

Description, verification, and handling of parameter file metadata

bfbbit-for-bitbit-for-bit

code healthimproving internal code structure to make easier to maintain (sustainability)improving internal code structure to make easier to maintain (sustainability)

documentationadditions or edits to user-facing documentation or its infrastructureadditions or edits to user-facing documentation or its infrastructure

testingadditions or changes to testsadditions or changes to tests

Status: Open.

Parent

#3449 In ESCOMP/CTSM;

· ekluzek opened on Aug 26, 2025

Determine if pnetcdf is in the mksurfdata_esmf build

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

priority: lowBackground task that doesn't need to be done right away.Background task that doesn't need to be done right away.

Status: Open.

Code Health

#1774 In ESCOMP/CTSM;

· slevis-lmwg opened on Jun 8, 2022

Remove duplication between gen_mksurfdata_jobscript_multi and gen_mksurfdata_jobscript_single

code healthimproving internal code structure to make easier to maintain (sustainability)improving internal code structure to make easier to maintain (sustainability)

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

priority: lowBackground task that doesn't need to be done right away.Background task that doesn't need to be done right away.

test: mksurfdataTest mksurfdata_esmf before mergingTest mksurfdata_esmf before merging

Status: Open.

Code Health

#2439 In ESCOMP/CTSM;

· ekluzek opened on Mar 25, 2024

mksurfdata_esmf: Some surface dataset parameters should be mapped with weighting factors

bugsomething is working incorrectlysomething is working incorrectly

scienceEnhancement to or bug impacting scienceEnhancement to or bug impacting science

Status: Open.

Bug

#1734 In ESCOMP/CTSM;

· billsacks opened on May 3, 2022

Change gen_surfdata_namelist --namelist option to --prefix to specify the filenames for the namelist, surfdata, land-use data, and log files

bfbbit-for-bitbit-for-bit

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

priority: lowBackground task that doesn't need to be done right away.Background task that doesn't need to be done right away.

usabilityImprove or clarify user-facing optionsImprove or clarify user-facing options

Status: Open.

Usability

#3462 In ESCOMP/CTSM;

· ekluzek opened on Aug 29, 2025

translate spinup stability script to python

bfbbit-for-bitbit-for-bit

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

modernizationE.g., for improving ability to perform on new computing architecturesE.g., for improving ability to perform on new computing architectures

usabilityImprove or clarify user-facing optionsImprove or clarify user-facing options

Status: Open.

Feature

#3486 In ESCOMP/CTSM;

· djk2120 opened on Sep 12, 2025

Test run with CFORCE DATM

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

scienceEnhancement to or bug impacting scienceEnhancement to or bug impacting science

Status: Open.

Feature

#3588 In ESCOMP/CTSM;

· wwieder opened on Nov 6, 2025