# Cryosphere **URL:** https://forum.access-hive.org.au/c/cryosphere/34.md [Latest](https://forum.access-hive.org.au/latest.md) · [Categories](https://forum.access-hive.org.au/categories.md) · [Tags](https://forum.access-hive.org.au/tags.md) --- ## [About the Cryosphere category](https://forum.access-hive.org.au/t/about-the-cryosphere-category/91)
**Author:** [@Aidan](https://forum.access-hive.org.au/u/Aidan)\ **Replies:** 0
Land ice, including ice sheets, ice shelves, alpine glaciers, snow, permafrost, fast ice and icebergs. --- ## [pyISSM Help and Technical](https://forum.access-hive.org.au/t/pyissm-help-and-technical/6995)
**Author:** [@mtetley](https://forum.access-hive.org.au/u/mtetley)\ **Replies:** 0\ **Last updated:** [16 September 2026 01:04 UTC](https://forum.access-hive.org.au/t/pyissm-help-and-technical/6995 "2026-09-16T01:04:29Z")
This is an open space for the community to post questions, share issues or request help on anything related to interacting with pyISSM. --- ## [ACCESS-ISSM Help and Technical](https://forum.access-hive.org.au/t/access-issm-help-and-technical/6992)
**Author:** [@mtetley](https://forum.access-hive.org.au/u/mtetley)\ **Replies:** 0\ **Last updated:** [16 September 2026 00:38 UTC](https://forum.access-hive.org.au/t/access-issm-help-and-technical/6992 "2026-09-16T00:38:04Z")
This is an open space for the community to post questions, share issues or request help on anything related to interacting with ACCESS-ISSM on Gadi. --- ## [Cryospheric Sciences Working Group (CSWG) Announce](https://forum.access-hive.org.au/t/cryospheric-sciences-working-group-cswg-announce/570)
**Author:** [@kdruken](https://forum.access-hive.org.au/u/kdruken)\ **Replies:** 67\ **Last updated:** [17 August 2026 23:24 UTC](https://forum.access-hive.org.au/t/cryospheric-sciences-working-group-cswg-announce/570 "2026-08-17T23:24:50Z")
This topic will be used for announcements to the Cryosphere Working Group by the leadership team. For example, we will announce meetings, workshops and events through this topic. There will not be an email list. You ne… --- ## [Access-ais3](https://forum.access-hive.org.au/t/access-ais3/6709)
**Author:** [@justinh2002](https://forum.access-hive.org.au/u/justinh2002)\ **Replies:** 0\ **Last updated:** [23 July 2026 05:24 UTC](https://forum.access-hive.org.au/t/access-ais3/6709 "2026-07-23T05:24:56Z")
--- ## [Porting of ISSM to GPUs](https://forum.access-hive.org.au/t/porting-of-issm-to-gpus/6656)
**Author:** [@justinh2002](https://forum.access-hive.org.au/u/justinh2002)\ **Replies:** 0\ **Last updated:** [17 July 2026 03:51 UTC](https://forum.access-hive.org.au/t/porting-of-issm-to-gpus/6656 "2026-07-17T03:51:41Z")
ISSM GPU Solver — Change Notes Work to make ISSM run its linear solves on NVIDIA V100 GPUs (NCI Gadi gpuvolta queue) via a CUDA-enabled PETSc. Chronological summary of what was changed and why. Files changed / added … --- ## [Cryospheric Sciences Working Group items](https://forum.access-hive.org.au/t/cryospheric-sciences-working-group-items/689)
**Author:** [@kdruken](https://forum.access-hive.org.au/u/kdruken)\ **Replies:** 5\ **Last updated:** [16 June 2026 23:41 UTC](https://forum.access-hive.org.au/t/cryospheric-sciences-working-group-items/689 "2026-06-16T23:41:17Z")
This topic is for meeting minutes from the Cryosphere Working Group. --- ## [Cryosphere session proposals for 2026 Australian Antarctic Research Conference](https://forum.access-hive.org.au/t/cryosphere-session-proposals-for-2026-australian-antarctic-research-conference/6077)
**Author:** [@lmjong](https://forum.access-hive.org.au/u/lmjong)\ **Replies:** 1\ **Last updated:** [26 March 2026 06:09 UTC](https://forum.access-hive.org.au/t/cryosphere-session-proposals-for-2026-australian-antarctic-research-conference/6077 "2026-03-26T06:09:16Z")
Hi cryofolks, By now you’ve probably seen that the Australian Antarctic Research Conference in on again in Hobart in August this year. (Organiser website is here: https://leishman-aarc-2026.eventsair.site/ ) Proposals… --- ## [Job announcement: Coupled Ice Sheet-Ocean Modeller (University of Tasmania)](https://forum.access-hive.org.au/t/job-announcement-coupled-ice-sheet-ocean-modeller-university-of-tasmania/5263)
**Author:** [@paigem](https://forum.access-hive.org.au/u/paigem)\ **Replies:** 0\ **Last updated:** [19 September 2025 05:41 UTC](https://forum.access-hive.org.au/t/job-announcement-coupled-ice-sheet-ocean-modeller-university-of-tasmania/5263 "2025-09-19T05:41:13Z")
Coupled Ice Sheet-Ocean Modeller (University of Tasmania) More details and link to UTas application page Deadline: 30 September 2025 Posting in the cryosphere working group category, but could also be of interest to CO… --- ## [📢 Cryosphere Data Pool - Request your datasets!](https://forum.access-hive.org.au/t/cryosphere-data-pool-request-your-datasets/5230)
**Author:** [@lawrenceabird](https://forum.access-hive.org.au/u/lawrenceabird)\ **Replies:** 0\ **Last updated:** [15 September 2025 03:42 UTC](https://forum.access-hive.org.au/t/cryosphere-data-pool-request-your-datasets/5230 "2025-09-15T03:42:14Z")
At the request of the Australian Cryosphere community, ACCESS-NRI is developing a “Cryosphere Data Pool” – an efficient and centralised data discovery and access tool hosted on NCI Gadi. The Cryosphere Data Pool will le… --- ## [ISSM Python interface discussion](https://forum.access-hive.org.au/t/issm-python-interface-discussion/4505)
**Author:** [@justinh2002](https://forum.access-hive.org.au/u/justinh2002)\ **Replies:** 1\ **Last updated:** [14 May 2025 04:00 UTC](https://forum.access-hive.org.au/t/issm-python-interface-discussion/4505 "2025-05-14T04:00:13Z")
Documenting issues users might face with the Python interface of ISSM below --- ## [Seeking advice on ice shelf datasets](https://forum.access-hive.org.au/t/seeking-advice-on-ice-shelf-datasets/4275)
**Author:** [@aekiss](https://forum.access-hive.org.au/u/aekiss)\ **Replies:** 6\ **Last updated:** [10 March 2025 23:28 UTC](https://forum.access-hive.org.au/t/seeking-advice-on-ice-shelf-datasets/4275 "2025-03-10T23:28:13Z")
Hi folks, we’re working on setting up ACCESS-OM3 configurations that include ice shelf cavities, and wondering what datasets to use for ice sheet thickness. We’re considering using BedMachine v2 for ice sheet thickness,… --- ## [Developing ISMIP Evaluation Recipes – Feedback on Observation Datasets Needed](https://forum.access-hive.org.au/t/developing-ismip-evaluation-recipes-feedback-on-observation-datasets-needed/3704)
**Author:** [@rbeucher](https://forum.access-hive.org.au/u/rbeucher)\ **Replies:** 0\ **Last updated:** [20 September 2024 01:59 UTC](https://forum.access-hive.org.au/t/developing-ismip-evaluation-recipes-feedback-on-observation-datasets-needed/3704 "2024-09-20T01:59:36Z")
Dear Cryosphere community, The Model Evaluation and Diagnostics team (@pboubel) and the ISM team (@mtetley) at ACCESS-NRI are currently working on a set of recipes to evaluate ISMIP (Ice Sheet Model Intercomparison Proj… --- ## [ACCESS Workshop Cryoshphere WG Meeting 2024 Cookbook hackathon/brainstorm](https://forum.access-hive.org.au/t/access-workshop-cryoshphere-wg-meeting-2024-cookbook-hackathon-brainstorm/3639)
**Author:** [@lmjong](https://forum.access-hive.org.au/u/lmjong)\ **Replies:** 2\ **Last updated:** [6 September 2024 01:27 UTC](https://forum.access-hive.org.au/t/access-workshop-cryoshphere-wg-meeting-2024-cookbook-hackathon-brainstorm/3639 "2024-09-06T01:27:34Z")
Hi all, We’ll use this thread to gather the discussions in the final afternoon session. We asked everyone to please come prepared with an idea you’d like to tackle, such as: calculating grounding line flux that could b… --- ## [ACCESS Workshop Cryosphere WG Meeting 2024 Discussion Thread](https://forum.access-hive.org.au/t/access-workshop-cryosphere-wg-meeting-2024-discussion-thread/3638)
**Author:** [@lmjong](https://forum.access-hive.org.au/u/lmjong)\ **Replies:** 1\ **Last updated:** [5 September 2024 02:33 UTC](https://forum.access-hive.org.au/t/access-workshop-cryosphere-wg-meeting-2024-discussion-thread/3638 "2024-09-05T02:33:52Z")
Hi all, Please feel free to use this thread for comments about the discussion for the 11:30-13:00 session where we discussed the ACCESS ice sheet modelling team, ACCESS-ISSM development and the WG community plans. --- ## [Provide your feedback: Ice Sheet Model (ISM) Community Assessment Now Open](https://forum.access-hive.org.au/t/provide-your-feedback-ice-sheet-model-ism-community-assessment-now-open/2062)
**Author:** [@kdruken](https://forum.access-hive.org.au/u/kdruken)\ **Replies:** 1\ **Last updated:** [29 April 2024 03:55 UTC](https://forum.access-hive.org.au/t/provide-your-feedback-ice-sheet-model-ism-community-assessment-now-open/2062 "2024-04-29T03:55:22Z")
:mega: :mega: The Ice Sheet Model (ISM) Community Assessment is now open :mega: :mega: Provide your feedback into this important process using this form: https://forms.office.com/r/RGCKzezVzs :warning: :alarm\_clock: D… --- ## [CMWG: Meeting notes 2023 (Archived)](https://forum.access-hive.org.au/t/cmwg-meeting-notes-2023-archived/1869)
**Author:** [@kdruken](https://forum.access-hive.org.au/u/kdruken)\ **Replies:** 5\ **Last updated:** [13 December 2023 04:48 UTC](https://forum.access-hive.org.au/t/cmwg-meeting-notes-2023-archived/1869 "2023-12-13T04:48:07Z")
This is an archive of the CMWG Meeting Notes from 2023. 2024 Meeting notes can be found here: --- ## [CMWG Announce 2023 (Archive)](https://forum.access-hive.org.au/t/cmwg-announce-2023-archive/1868)
**Author:** [@kdruken](https://forum.access-hive.org.au/u/kdruken)\ **Replies:** 22\ **Last updated:** [13 December 2023 06:53 UTC](https://forum.access-hive.org.au/t/cmwg-announce-2023-archive/1868 "2023-12-13T06:53:24Z")
This is an archive of the CMWG announce posts from 2023. For current announcements, watch or follow this post: --- ## [Ice sheet models spreadsheet](https://forum.access-hive.org.au/t/ice-sheet-models-spreadsheet/1672)
**Author:** [@kdruken](https://forum.access-hive.org.au/u/kdruken)\ **Replies:** 2\ **Last updated:** [11 January 2024 06:04 UTC](https://forum.access-hive.org.au/t/ice-sheet-models-spreadsheet/1672 "2024-01-11T06:04:20Z")
The CMWG co-chairs have started a google spreadsheet to capture the overview and detailed (Terms of Reference) information about potential ACCESS ice sheet models. This will be discussed at the upcoming CMWG meeting on … --- ## [Raising visibility of cavity plans in OM3](https://forum.access-hive.org.au/t/raising-visibility-of-cavity-plans-in-om3/1682)
**Author:** [@adfraser](https://forum.access-hive.org.au/u/adfraser)\ **Replies:** 3\ **Last updated:** [13 December 2023 23:59 UTC](https://forum.access-hive.org.au/t/raising-visibility-of-cavity-plans-in-om3/1682 "2023-12-13T23:59:11Z")
Hi everyone, After the Cryo WG meeting today I had a few questions rattling around in my mind - things like: Will ACCESS-OM3 have sub shelf cavities? If so, will it have thermodynamics (e.g. melt)? Could it even have … --- ## [2024 Meeting Schedule (tentative)](https://forum.access-hive.org.au/t/2024-meeting-schedule-tentative/1684)
**Author:** [@kdruken](https://forum.access-hive.org.au/u/kdruken)\ **Replies:** 0\ **Last updated:** [13 December 2023 06:50 UTC](https://forum.access-hive.org.au/t/2024-meeting-schedule-tentative/1684 "2023-12-13T06:50:21Z")
Tentative CMWG meeting schedule for 2024: Date Plan Suggested Speaker 13/Mar/24 Ice-ocean Pierre Mathiot 10/Apr/24 Ice-SMB Ruth Mottram, Robin Smith 8/May/24 HACKATHON PhD/ECR/Postdoc takeover 5/Jun/24 ISM… --- ## [ACCESS Ice Sheet Model Selection Criteria Survey](https://forum.access-hive.org.au/t/access-ice-sheet-model-selection-criteria-survey/1662)
**Author:** [@kdruken](https://forum.access-hive.org.au/u/kdruken)\ **Replies:** 0\ **Last updated:** [4 December 2023 04:45 UTC](https://forum.access-hive.org.au/t/access-ice-sheet-model-selection-criteria-survey/1662 "2023-12-04T04:45:42Z")
Would you like to provide input into the ACCESS Ice Sheet Model (ISM) selection process? The Cryosphere Modelling Working Group seeks input on the classification of the selection criteria that will be used as part of th… --- ## [Open for review: Selecting an ice sheet model for ACCESS](https://forum.access-hive.org.au/t/open-for-review-selecting-an-ice-sheet-model-for-access/1584)
**Author:** [@kdruken](https://forum.access-hive.org.au/u/kdruken)\ **Replies:** 2\ **Last updated:** [10 November 2023 03:13 UTC](https://forum.access-hive.org.au/t/open-for-review-selecting-an-ice-sheet-model-for-access/1584 "2023-11-10T03:13:00Z")
Sharing on behalf of the Working Group co-chairs: The Cryosphere Modelling Working Group (CMWG) held a 1-day workshop last week (2-Nov) online and in-person at Monash University. The aim was to discuss the Terms of Refe… --- ## [Resource Request -- Vanderford Glacier Sensitivity Experiments](https://forum.access-hive.org.au/t/resource-request-vanderford-glacier-sensitivity-experiments/1380)
**Author:** [@lawrenceabird](https://forum.access-hive.org.au/u/lawrenceabird)\ **Replies:** 0\ **Last updated:** [14 September 2023 05:38 UTC](https://forum.access-hive.org.au/t/resource-request-vanderford-glacier-sensitivity-experiments/1380 "2023-09-14T05:38:13Z")
Project Title: Understanding the physical processes driving recent changes at Vanderford Glacier, and the sensitivity of the system to different ice sheet model parameter choices Scientific justification: The Vanderfo… --- ## [Cryosphere Workshop (7-Sep)](https://forum.access-hive.org.au/t/cryosphere-workshop-7-sep/1322)
**Author:** [@kdruken](https://forum.access-hive.org.au/u/kdruken)\ **Replies:** 2\ **Last updated:** [7 September 2023 01:07 UTC](https://forum.access-hive.org.au/t/cryosphere-workshop-7-sep/1322 "2023-09-07T01:07:48Z")
This topic is for all things related to the Cryosphere Workshop being held in Canberra and online (7-Sep). --- ## [Cryosphere Working Group: ice sheet model coupling](https://forum.access-hive.org.au/t/cryosphere-working-group-ice-sheet-model-coupling/1129)
**Author:** [@fmccormack](https://forum.access-hive.org.au/u/fmccormack)\ **Replies:** 2\ **Last updated:** [1 September 2023 00:10 UTC](https://forum.access-hive.org.au/t/cryosphere-working-group-ice-sheet-model-coupling/1129 "2023-09-01T00:10:51Z")
This topic is for discussing the approach for including ice sheet models into ACCESS-NRI --- ## [Cryosphere Working Group Resource Allocation Guidelines](https://forum.access-hive.org.au/t/cryosphere-working-group-resource-allocation-guidelines/1130)
**Author:** [@fmccormack](https://forum.access-hive.org.au/u/fmccormack)\ **Replies:** 0\ **Last updated:** [23 August 2023 07:57 UTC](https://forum.access-hive.org.au/t/cryosphere-working-group-resource-allocation-guidelines/1130 "2023-08-23T07:57:30Z")
Introduction ACCESS-NRI allocates compute and storage resources to the Working Groups to use to support their activities. Currently those resources consist of computational resources (KSUs) and storage (/g/data allocati… --- ## [Ice sheet model install and benchmarking on gadi](https://forum.access-hive.org.au/t/ice-sheet-model-install-and-benchmarking-on-gadi/912)
**Author:** [@fmccormack](https://forum.access-hive.org.au/u/fmccormack)\ **Replies:** 6\ **Last updated:** [20 July 2023 17:21 UTC](https://forum.access-hive.org.au/t/ice-sheet-model-install-and-benchmarking-on-gadi/912 "2023-07-20T17:21:34Z")
Hi all, We have a growing group of modellers using the Ice-sheet and Sea-level System Model (ISSM) in Australia. It’d be great to have a system-wide build of ISSM - accessible to any gadi users - that is maintained and … --- ## [Cryosphere Working Group: Introduce Yourself](https://forum.access-hive.org.au/t/cryosphere-working-group-introduce-yourself/625)
**Author:** [@kdruken](https://forum.access-hive.org.au/u/kdruken)\ **Replies:** 2\ **Last updated:** [23 April 2023 22:36 UTC](https://forum.access-hive.org.au/t/cryosphere-working-group-introduce-yourself/625 "2023-04-23T22:36:55Z")
This topic is where you can introduce yourself to the other members of the Cryosphere Working Group. Feel free to put as much information as you like, but it might be good to have a brief introduction to your background… --- ## [Online workshop 19 April at 1600 AEST - zoom link below](https://forum.access-hive.org.au/t/online-workshop-19-april-at-1600-aest-zoom-link-below/631)
**Author:** [@bgf](https://forum.access-hive.org.au/u/bgf)\ **Replies:** 0\ **Last updated:** [28 March 2023 05:41 UTC](https://forum.access-hive.org.au/t/online-workshop-19-april-at-1600-aest-zoom-link-below/631 "2023-03-28T05:41:51Z")
Please come along to the first Cryosphere Community Working Group meeting, to be held online at 1600 on 19 April 2023. Meeting link: Launch Meeting - Zoom Date: 19 April 2023 @ 1600 Agenda: • Welcome and acknowledgme… [Next page](https://forum.access-hive.org.au/c/cryosphere/34.md?page=1)