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International Association of Cryospheric Sciences @iacscryo.bsky.social · 17/02/2026

New IACS newsletter out. Contents: -Update from the Joint Commission on Ice-Ocean Interactions (JCIOI) - In memory of Charles Fierz - Report from the Patagonian Icefields Research Program (PRIP25) - Portrait of Mathieu Morlighem - Blue-ice field in Antarctica cryosphericsciences.org/newsletter/

- Blue-ice field in Antarctica. Photo: Thorsteinn Thorsteinsson

Charles Fierz. Photo: Liss M. Andreassen

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 12/01/2026

The deadline for abstract submission for #EGU26 (3-8 May, Vienna) is Thursday, 15 January 2026 at 13:00 CET. @gaphaz.bsky.social inivtes you to submit abstracts to GAPHAZ related sessions, e.g. www.egu26.eu/session/56844 www.egu26.eu/session/56644

International Association of Cryospheric Sciences @iacscryo.bsky.social · 12/12/2025

Paper on tracking extinct glaciers in GLIMS by Bruce Raup et al. out in the @igsoc.bsky.social collection on Vanishing Glaciers. doi.org/10.1017/aog.... See all papers here www.cambridge.org/core/journal...

doi.org

Tracking extinct glaciers in GLIMS | Annals of Glaciology | Cambridge Core

Tracking extinct glaciers in GLIMS - Volume 66

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 09/12/2025

IACS will be at #AGU2025 in New Orleans! Come to our pod on Monday December 15th at 11am (pod 3 in the poster hall)!

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 09/12/2025

Joint IACS-IAPSO Commission on Ice-Ocean Interactions study on ice shelf basal melt and its drivers just came ou in the cryosphere, check out paper by Galton-Fenzi et al.: tc.copernicus.org/articles/19/... Data are available at data.aad.gov.au/metadata/RISE

doi.org

Multi-model estimate of Antarctic ice-shelf basal mass budget and ocean drivers

Abstract. Societal adaptation to rising sea levels requires robust projections of the Antarctic Ice Sheet's retreat, particularly due to ocean-driven basal melting of its fringing ice shelves. Recent ...

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 02/12/2025

IACS is plased to announce two new working groups: -International classification of snow avalanches -Cryosphere Stewardship Read more in our December newsletter: cryosphericsciences.org/wp-content/u...

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Reposted by International Association of Cryospheric Sciences

International Association of Cryospheric Sciences @iacscryo.bsky.social · 09/10/2025

Talk by Bruce Raup (NSIDC), summarizing the thirty-year history of GLIMS, with emphasis on more recent activity. www.youtube.com/watch?v=odWY.... GLIMS (Global Land Ice Measurements from Space) maps Earth's glaciers through time. Use GLIMS Glacier Viewer to explore & download glacier outlines.

youtube.com

Thirty Years of GLIMS (Global Land Ice Measurements from Space)

YouTube video by National Snow and Ice Data Center

International Association of Cryospheric Sciences @iacscryo.bsky.social · 09/10/2025

youtube.com

Thirty Years of GLIMS (Global Land Ice Measurements from Space)

YouTube video by National Snow and Ice Data Center

International Association of Cryospheric Sciences @iacscryo.bsky.social · 08/10/2025

See report from special #IMC25 event on the disaster in Blatten in latest Oct newsletter cryosphericsciences.org/wp-content/u... @gaphaz.bsky.social

International Association of Cryospheric Sciences @iacscryo.bsky.social · 08/10/2025

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A new IACS Newsletter is available on our homepage. We are pleased to announce a new IACS Working Group on Continuity approaches for mass balance Intercomparison eXercise (ContinuIX). cryosphericsciences.org/wp-content/u...

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Reposted by International Association of Cryospheric Sciences

Mountain Research Initiative @mtnresearchmri.bsky.social · 15/08/2025

Looking for support to host a cryosphere-related event? The IACS offers up to €3000 in funding for workshops & educational activities that align with its objectives. Open to IACS members (free to join). ⏰ Next deadline: 1 October 2025. 🔗 Learn more ➡️ buff.ly/GyKd7l1 @iacscryo.bsky.social

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 13/08/2025

IACS is pleased to announce a new working group (WG) on Compilation and Standardization of Snow on Sea Ice Data. The working group will invite the larger sea ice community to contribute data. See full proposal and more details cryosphericsciences.org/activities/c...

Compilation and Standardization of Snow on Sea Ice Data – IACS

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 31/07/2025

Important updates on the Climate and Cryosphere Open Science Conference 2026: The abstract submission and travel grant application deadline has been extended to August 31st. • Abstract guidelines: clic2026.com/abstracts • Travel Grant info: clic2026.com/travel-grants

clic2026.com

Abstracts - CliC OSC 2026

Abstracts submit your abstract now Call for abstracts Abstract submission closes on 31 August 2025. A fee of NZD50 incl GST (approx. USD30) is applicable for each abstract submitted. Payment is requir...

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 26/07/2025

#BACO2025: Great science, good networking and very friendly atmosphere! We were warmly welcomed here in Busan, Republic of Korea, by the local organizers. We arranged a special session marking the 🏔❄️ #Glaciers2025 and had a plenary meeting & ECR lunch. IACS also arranged its annual meeting.

International Association of Cryospheric Sciences @iacscryo.bsky.social · 26/07/2025

The Graham Cogley award is given by IACS to two students to recognize an oral and a poster presentation of exceptional quality at an IACS Assembly (held every two years). At #BACO2025 the awardees were Jung Hyun Park and Kai Man. Read about award & awardees: cryosphericsciences.org/awards/graha...

International Association of Cryospheric Sciences @iacscryo.bsky.social · 18/07/2025

Reposted by International Association of Cryospheric Sciences

The IACS president @lissand.bsky.social, Secretary General Richard Essery and Vice-President @andrewmackintosh.bsky.social are participating at the IUGG Business Meeting in Incheon, Korea, this week. In July 2027, the next IUGG Assembly will take place at Songdo ConvensiA.

The IACS president @lissand.bsky.social, Secretary General Richard Essery and Vice-President @andrewmackintosh.bsky.social at IUGG business meeting in Incheon, Korea.

International Association of Cryospheric Sciences @iacscryo.bsky.social · 18/07/2025

International Association of Cryospheric Sciences @iacscryo.bsky.social · 18/07/2025

IACS is one of eight associations of the International Union of Geodesy and Geophysics (IUGG). IUGG offer Support for Scientific Meetings in 2026. The deadline is in September 2025. See details and guidelines; iugg.org/meetings/gui...

iugg.org

Guidelines for Meetings Support

Guidelines for Application to IUGG Support of Scientific Meetings in 2026 The program of IUGG support for scientific meetings (e.g., workshops, advanced schools, symposia) is one of the most importan...

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 17/06/2025

IACS events at BACO-25, Korea, include: -IACS plenary talk by Ayako Abe-Ouchi -IACS Plenary Meeting with activity updates & presentations by the IACS Early Career Award winners -Festa Cryospherica dinner -IACS Student and Early Career networking lunch See details at cryosphericsciences.org/baco-25/

BACO-25 – IACS

International Glaciological Society @igsoc.bsky.social · 22/05/2025

Reposted by International Association of Cryospheric Sciences

Reminder: Call for Papers for the Annals of Glaciology Collection on #VanishingGlaciers, in observance of the UN 2025 International Year of Glaciers’ Preservation. **Deadline for submissions extended to 30 June 2025** --> www.igsoc.org/publications... #Glaciology #OpenAccess #GlacierPreservation

Photo of Breifonn, a vanishing glacier in southern Norway, for the call for papers for the Annals of Glaciology Collection on Vanishing Glacirs: https://www.igsoc.org/publications/annals-of-glaciology/2025-international-year-of-glaciers-preservation

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 16/06/2025

The Karthaus 2025 Summer School on Ice Sheets and Glaciers in the Climate System took place on 19-29 May in Karthaus, Italy. IACS was one of the sponsors. Totally 36 students and 10 teachers participated representing 30 institutes & 15 different countries. www.projects.science.uu.nl/iceclimate/k...

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 16/06/2025

Deadline for paper submission to the thematic Annals of Glaciology collection on ‘Vanishing Glaciers is approaching: 30 June. See www.igsoc.org/vanishing-gl... for details & author instructions. The focus is vanishing glaciers that are already extinct or threatened to disappear soon.

igsoc.org

Vanishing glaciers - call for papers | IGS

In observance of the UN 2025 International Year of Glaciers’ Preservation, the IGS is publishing a special Annals of Glaciology Collection with the theme

International Association of Cryospheric Sciences @iacscryo.bsky.social · 04/05/2025

New co-chairs appointed to the IAPSO / IACS Joint Commission on Ice-Ocean Interactions (JCIOI) sites.google.com/view/jcioi/h.... Yoshihiro Nakayama (Dartmouth College) is new IAPSO co-chair and Lu An (Tongji University) is new IACS co-chair. They replace Isabel Nias & @fsmccormack.bsky.social.

• A/Prof Yoshihiro Nakayama (Dartmouth College; IAPSO co-chair)

• A/Prof Lu An (Tongji University; IACS co-chair)

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 30/04/2025

The third circular of BACO-25 is out: baco-25.org/new/down/[BA... with much useful information. Note that 30 April is the deadline for author registration and Early Bird Registration. baco-25.org/new/sub3/sub...

baco-25.org

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Reposted by International Association of Cryospheric Sciences

GAPHAZ - Glacier and Permafrost Hazards in Mountains @gaphaz.bsky.social · 18/04/2025

Welcome to gaphaz! Follow us here for all things glacial and periglacial hazards. If this topic interests you, become a gaphaz member by signing up to our mailing list: send an email with the text "subscribe GAPHAZ-members" in the body (no other text or signatures etc.) to listserv@lists.ubc.ca

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 08/04/2025

IACS is pleased to announce 2025 recipients of IACS Eary Career Scientist (ECS) Award: Marie Bouchet & Giacomo Traversa. The award is awarded to two ECSs who have published best scientific papers on a cryospheric subject as assessed by an evaluation committee. cryosphericsciences.org/awards/early...

International Association of Cryospheric Sciences @iacscryo.bsky.social · 07/04/2025

Veronica Tollenaar is the Early-career scientist (ESC) representative of IACS. Read her blogpost: iugg-ecs.org/early-career... “ECSNet: the IUGG Early-Career Scientists Network” received funding from IUGG in 2024, aiming to establish a dynamic new network form ECSs across all IUGG Associations.

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 03/03/2025

IACS co-sponsors cryosphere-related workshops/events that further IACS Objectives, up to a maximum of 3000 Euros per event. Two deadlines: 1 April and 1 October (to be submitted at least three months prior to the event). See guidelines & application form: cryosphericsciences.org/grants/

Liss Andreassen @lissand.bsky.social · 20/02/2025

GRANTS – IACS

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Reposted by International Association of Cryospheric Sciences

New paper out in Nature. Great to be part of this community effort. The GlaMBIE Team. 2025. Community estimate of global glacier mass changes from 2000 to 2023. Nature. doi.org/10.1038/s415...

doi.org

Community estimate of global glacier mass changes from 2000 to 2023 - Nature

An intercomparison exercise reassesses mass loss from glaciers worldwide based on the main in situ and satellite methods from 2000 to 2023; the results are consistent with previous assessments and pro...

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Reposted by International Association of Cryospheric Sciences

International Association of Cryospheric Sciences @iacscryo.bsky.social · 15/02/2025

The abstract Submission and travel grant deadline for BACO-25 has been extended to 25 Feb 2025. baco-25.org/new/sub3/sub...

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 15/02/2025

The abstract Submission and travel grant deadline for BACO-25 has been extended to 25 Feb 2025. baco-25.org/new/sub3/sub...

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 10/02/2025

This week Fabien Maussion presented updates on the IACS Working Groups (WGs) on the “Randolph Glacier Inventory (RGI) “ and the “Delineation of glaciers, ice sheets and ice sheet basins” at the Global glacier modelling workshop in Oslo, Norway. See also: cryosphericsciences.org/activities/w...

International Association of Cryospheric Sciences @iacscryo.bsky.social · 06/02/2025

GAPHAZ sessions at: BACO-25: Abstract submission 15 Feb: C-06 Cryospheric hazards and risks: Processes, impacts and adaptations (baco-25.org/new/sub2/sub...) IMC-2025: Abstract submission 20 Feb: FS 3.148 Glacier and permafrost risks in a changing climate (imc2025.info/imc25/sessio...)

baco-25.org

Busan IAMAS-IACS-IAPSO Joint Assembly 2025

Busan IAMAS-IACS-IAPSO Joint Assembly 2025, BACO-25

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 03/02/2025

HOW TO GET INVOLVED? IACS offers free individual membership. You can become a member by registering here: cryosphericsciences.org/members/memb... For more information please visit our website. You can also follow us on LinkedIn: www.linkedin.com/company/1009...

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 21/01/2025

Today is the launch of the 2025 International Year of Glaciers' Preservation in Geneve and online. IACS organized one event together with @igsoc.bsky.social. www.un-glaciers.org/en/articles/.... See all events and programme of today www.un-glaciers.org/en/official-...

IGS seminar joint IACS and IGS event for he launch of the International Year of Glaciers' preservation

International Association of Cryospheric Sciences @iacscryo.bsky.social · 17/01/2025

The World Climate Research Programme’s Climate and Cryosphere is proud to announce the Climate and Cryosphere Open Science Conference, coming to Wellington, New Zealand on 9-12 February 2026. More information is available on our official website: clic2026.com. IACS in co-sponsoring the conference.

clic2026.com

Home - CliC OSC 2026

First CircularAVAILABLE NOW Includes an OSC overview, sponsorship benefits, current partners, and more. read now Countdown to #CliC2026 -DAYS-HOURS-MINUTES-SECONDS Scientific Steering CommitteeFull li...

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International Association of Cryospheric Sciences @iacscryo.bsky.social · 17/01/2025

The IACS Standing Group on Glacier And Permafrost HAZards in mountains (GAPHAZ) has roated officers. Mylène Jacquemart (ETH Zurich, Switzerland) is new GAPHAZ Secretary for 2025-2026. She will join the officer team together with Holger Frey (Chair) and Pratima Pandey (Vice Chair). gaphaz.org

International Association of Cryospheric Sciences @iacscryo.bsky.social · 16/01/2025

IACS is co-sponsoring the @igsoc.bsky.social Annals Collection of Vanishing glaciers. Deadline for submission of papers is 1 June. www.igsoc.org/publications... Read more about IACS and the 2025 International Year of Glaciers’ Preservation on our website cryosphericsciences.org/activities/i...

Breifonn, a vanishing glacier in southern Norway. Photo: Liss M. Andreassen