James Lea @jamesmlea.bsky.social · 23/01/2026GEEDiT helping understand how emperor penguins will respond to climate change! Really cool study by @geogeordie.bsky.social out now in Antarctic Science 🐧🐧🐧 050
James Lea @jamesmlea.bsky.social · 06/01/2026New year, new data for GEEClimT and all your climate reanalysis needs! Now giving easy access to: - ERA5 Hourly (1940-present, 292 variables!) - New *Palaeoclimate* datasets (back to 800k BP!) - 27 other climate and ocean datasets (>400Tb of data!) Links and user guide: github.com/jmlea16/GEEC... 2112
James Lea @jamesmlea.bsky.social · 17/12/2025🚨POSTDOC JOB ALERT🚨 We have an exciting opportunity for a 2 year postdoc on remote sensing of icebergs and marine terminating glaciers. See the link below for more info! Please spread widely, and feel free to email me with any Q's :) tinyurl.com/2jjcmea9 0913
Reposted by James LeaGeography at Durham @geogdurham.bsky.social · 11/07/2025Great work by our colleagues Stewart Jamieson and Guy Paxman: "We have been using satellite data to map an ancient river landscape beneath the East Antarctic Ice Sheet:. The landscape has been frozen in time for up to 34 million years." ⚒️🧪 www.nature.com/articles/s41...nature.comExtensive fluvial surfaces at the East Antarctic margin have modulated ice-sheet evolution - Nature GeoscienceExtensive flat surfaces observed beneath the East Antarctic Ice Sheet margin were formed by fluvial erosion and have modulated the ice-sheet response to climate change, according to an analysis of rad... 01912
Reposted by James LeaHarold Lovell @hazlovell.bsky.social · 16/06/2025Inspired by many, many viewings with my kids, I wrote something for @uk.theconversation.com that imagines how the Arendelle glacier in Disney's Frozen might look after 200 years of climate change: theconversation.com/frozen-thawe...theconversation.comFrozen, thawed: how Arendelle’s glacier would fare under modern climate changeA glaciologist investigates a Disney classic. 086
Reposted by James LeaBilly Armstrong @app-glaciers.bsky.social · 23/05/2025Excited that Noah Caldwell's work is officially out in @igsoc.bsky.social Journal of Glaciology! Noah used satellite remote sensing to estimate how much ice is being lost to iceberg calving and subaqueous melt on 55 Alaska lake-terminating glaciers. Read more: doi.org/10.1017/jog.... 5123
James Lea @jamesmlea.bsky.social · 08/05/2025Not the bio from #wikipedia I was expecting of new #pope... 020
James Lea @jamesmlea.bsky.social · 04/05/2025Finished Danish Duolingo! Slightly disappointed the owl seems indifferent, though to be fair I did systematically skip all the spoken exercises after resigning myself to never getting the pronunciation right 😅 010
James Lea @jamesmlea.bsky.social · 30/04/2025Unfortunately not at EGU as planned this year, but Steve Brough is stepping in for me this afternoon to tell you how many glaciers globally have disappeared or fragmented since 2000. CW: it's a *lot* 281
Reposted by James LeaPenny How @snowhow.bsky.social · 23/03/2025I should probably re-introduce myself here to new and old connections… - Hi my name is Penny and I am a data scientist at the Geological Survey of Denmark and Greenland 🇬🇱 🇩🇰 - I have a Ph.D. in glaciology but have moved away from academia a little with my data scientist role ❄️ 217819
Reposted by James LeaMovies Silently @moviessilently.bsky.social · 01/03/2025Please enjoy a moment of Norwegian-Penguin diplomacy taken during Roald Amundsen's successful attempt to reach the South Pole. 18516
James Lea @jamesmlea.bsky.social · 27/02/2025Well worth a read for all glacios, and that Karl Schimper (amongst others) should be much better known! 021
Reposted by James LeaChristopher Darvill @chrisdarvill.bsky.social · 21/02/2025Job Alert! Permanent Lecturer in Physical Geography (Teaching & Research), specialising in peatland science. Come join our Department of Geography at The University of Manchester! Deadline 27 March 2025 www.jobs.manchester.ac.uk/Job/JobDetai...jobs.manchester.ac.ukLecturer in Physical Geography :Oxford Road 0811
Reposted by James LeaBethan Davies @iceybethan.bsky.social · 03/02/202528 people have added their names already. If you'd like to join us in solidarity and to emphasise the importance of EDI in polar science, then let me know. www.antarcticglaciers.org/2025/02/pola...antarcticglaciers.orgPolar science needs diversity - AntarcticGlaciers.orgWe write in solidarity with our colleagues in the USA and internationally, who are suffering as efforts to increase equality, diversity and inclusion are systematically eroded and destroyed. It is imp... 317744
Reposted by James LeaTom Chudley @tomchudley.bsky.social · 03/02/2025Our new paper is out in Nature Geoscience! In an ice-sheet-wide 3-D inventory of crevasses in 2016 and 2021, we find that crevasses are growing in response to ice acceleration on short timescales. @durham-university.bsky.social @byrdpolar.bsky.social @leverhulme.bsky.socialnature.comIncreased crevassing across accelerating Greenland Ice Sheet margins - Nature GeoscienceGreenland-wide observations of crevasse volume and distribution suggest substantial increases in crevassing between 2016 and 2021 at marine-terminating sectors with accelerating ice flow. 36117
James Lea @jamesmlea.bsky.social · 31/01/2025No aurora flying south from Tromsø, though did manage to get a slightly shaky photo of Venus and Mars just above the Manchester clouds 040
James Lea @jamesmlea.bsky.social · 26/01/2025Looks like my flight to Oslo picked up the jet stream on way across the North Sea. According to @flightradar24.com we hit about 930kph! 030
James Lea @jamesmlea.bsky.social · 22/01/2025Just implemented a bug fix highlighted by a GEECE user that was stopping them generating a daily resolution CMIP6 ensemble. Periodic reminder to let me know when things don't work and I'll fix them! 020
James Lea @jamesmlea.bsky.social · 23/12/2024"The Vikings" might not be what you think they are... Really nice (and accessibly written) piece on why "The Viking Age" may only be historically useful as a term if you're looking at English history, and applying it more broadly doesn't make sense. [1/3] 220
Reposted by James LeaBethan Davies @iceybethan.bsky.social · 20/12/2024I’m thrilled to bits to have been awarded the Richardson Medal by @igsoc.bsky.social. Thanks so much to all my wonderful colleagues and especially to those who nominated me! You’re all so kind. www.igsoc.org/about/awards...igsoc.orgBethan Davies (2024) | IGS 8623
James Lea @jamesmlea.bsky.social · 20/12/2024Super happy to say congratulations to @iceybethan.bsky.social on being awarded the @igsoc.bsky.social Richardson Medal! Hugely well deserved and really couldn't have happened to a nicer person 🥳🥳🥳 www.igsoc.org/about/awards...igsoc.orgBethan Davies (2024) | IGS 1110
James Lea @jamesmlea.bsky.social · 18/12/2024Last week before Christmas - perfect time to come down with flu 🤒😭 040
Reposted by James LeaHelen Czerski @helenczerski.bsky.social · 11/12/2024TIL that you do occasionally get TWELVE-sided snowflakes, when two six-sided ones collide in the right way and stick together. They seem to stick at a suspiciously perfect angle! Photos from Ken Libbrecht's brilliant website here: www.snowcrystals.com... 610828
James Lea @jamesmlea.bsky.social · 09/12/2024Looks like I've drawn the Avanti "window seat" sort straw again 130
Reposted by James LeaHarold Lovell @hazlovell.bsky.social · 06/12/2024Two glacier-themed PhD projects available at the University of Portsmouth as part of @treesdla.bsky.social: www.trees-dla.ac.uk/projects/mou... with Clare Boston and me, plus...trees-dla.ac.ukMountain glacier response to climate change | UCL TreesMountain glaciers are sensitive indicators of climate change. In recent decades retreat and thinning of these glaciers has accelerated and many are predicted to have disappeared by the end of the 21st... 156
James Lea @jamesmlea.bsky.social · 06/12/2024Cathartic update to my #GoogleEarthEngine tools replacing socials link to the *other place* with Bluesky. As a quick reminder of the tools: GEEDiT - digitising from satellite imagery GEEClimT - easy access to loads of climate reanalysis products GEECE - easy and customisable CMIP6 data access tool 1150
James Lea @jamesmlea.bsky.social · 27/11/2024Today has involved: - sitting on the train in the middle of AFC Wimbledon's squad on the way to London - chatting with lovely people at an event hosted by the Norwegian Embassy - being gifted the Finnish Ambassador's Finland/UK badge - late train back watching L'pool/RM match on crappy internet 1140
Reposted by James LeaTim Lane @glaciologytim.bsky.social · 18/11/2024Happy #PolarPride to everyone! Excellent post by @jamesmlea.bsky.social about being LGBTQ+ in Polar Science here: www.polarregions.co.uk/post/why-pri... 0237
Reposted by James LeaHuw Griffiths @huwiceandstuff.bsky.social · 18/11/2024Happy #PolarPride day to everyone! #PolarPrideDay #LGBTSTEMDay #LGBTQSTEMDay 03610
Reposted by James LeaPolar Jane @jfrumble.bsky.social · 18/11/2024Changes in the #PolarRegions will affect everyone. Understanding and predicting this change needs commitment and talent; and that needs a supportive and inclusive community. Wishing everyone a happy #PolarPride as part of a wider celebration of #DiversityInPolarScience 🐻❄️🐧🥶🏳️🌈 04814
James Lea @jamesmlea.bsky.social · 18/11/2024Rocking my #PolarPride badge ahead of an exciting day of science in Copenhagen! If you want to find out more about why Pride matters for polar research, last year I wrote a blog post about being LGBTQ+ in polar science and the progress that is yet to be made www.polarregions.co.uk/post/why-pri... 04511
James Lea @jamesmlea.bsky.social · 17/11/2024*Goes into Copenhagen restaurant determined to try and speak some simple Danish* Waiter: *speaks to me in Danish* Me: 😳 030
Reposted by James LeaJames Lea @jamesmlea.bsky.social · 14/11/2024Hello new, wonderful Blueskyers! In case you're wondering who I am, I spend most of my time thinking about glaciers and ice sheets past, present and future, currently mainly through satellite and field based remote sensing. Also very interested in how to get the science that we do communicated to... 2405
James Lea @jamesmlea.bsky.social · 14/11/2024Hello new, wonderful Blueskyers! In case you're wondering who I am, I spend most of my time thinking about glaciers and ice sheets past, present and future, currently mainly through satellite and field based remote sensing. Also very interested in how to get the science that we do communicated to... 2405
Reposted by James LeaMillicent Harding @millicentharding.bsky.social · 09/11/2024It’s nearly Polar Pride 2024! I’m no longer EDI Officer for UKPN but Polar Pride is always one of my favourite events of the year and I am really looking forward to seeing everyone celebrate on here as well 🏳️🌈🏳️⚧️ #PolarPride #PolarPrideDay #PolarPride2024 #PolarPrideDay2024 #DiversityInUKPolarScience 092
James Lea @jamesmlea.bsky.social · 09/11/2024Back here from the*other place* now more often. Big shout out to @watershedlab.bsky.social for his glacial list for helping my feed be full of fun ice stuff! 130
Reposted by James LeaNiels Korsgaard @nielskorsgaard.bsky.social · 05/03/2024New paper out from GEUS and others. Oksman et al. (2024): Climate Variability and Glacier Dynamics Linked to Fjord Productivity Changes Over the Last ca. 3300 Years in Nuup Kangerlua, Southwest Greenland. @christofpearce.bsky.social @jamesmlea.bsky.social doi.org/10.1029/2023... 021
James Lea @jamesmlea.bsky.social · 03/12/2023Funny what you can get done when you're trying to concentrate on not being full of cold 120
James Lea @jamesmlea.bsky.social · 24/11/2023Shoelaces done! Brighter threads for next lot I think... 010
James Lea @jamesmlea.bsky.social · 16/11/2023First shoelace done! Now just need to do the other 😭 050
James Lea @jamesmlea.bsky.social · 02/11/2023Lots of mistakes made and lots of stuff to improve, but feel like vaguely getting the hang of it... 270
James Lea @jamesmlea.bsky.social · 30/10/2023Accepted a review invite, not even had chance to open the file and already been told by the journal I'm Reviewer 2 😬 010
James Lea @jamesmlea.bsky.social · 28/10/2023Spotted in @LovelocksC, Audrey II from Little Shop of Horrors says gay rights ✊🏻🏳️🌈🏳️⚧️ 010
James Lea @jamesmlea.bsky.social · 27/10/2023No idea what's going on, but you and me both Duo. You and me both... 020
Reposted by James LeaCathy Delaney @mudswoman.bsky.social · 27/10/2023Delighted to announce that the QRA Annual Discussion Meeting (4-7 Jan 2024) will be in Manchester! The ADM is being organised jointly by Manchester Met Uni and Uni of Manchester. The theme is "Changing Resolutions in Quaternary Science". Looking forward to bad jokes abt New Year's resolutions... 021