Polar Jane
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Polar Jane
@jfrumble.bsky.social
All things Polar... OBE, FRGS, D.Sc (h.c), Back Award 2023. Arrived at 328.28ppm CO2. My point is at 64°37′30″S, 62°33′15″W.
Reposted by Polar Jane
Celebrating 99 years of Sir David Attenborough! Sir David continues to bring the beauty, and challenges, of Antarctica to peoples' homes and we cannot thank him enough for raising awareness for this amazing continent 💙🐧
a man in a red jacket with the words we are changing the world so rapidly
ALT: a man in a red jacket with the words we are changing the world so rapidly
media.tenor.com
May 8, 2025 at 10:10 AM
Reposted by Polar Jane
#EarthDay is a great day to stop and reflect on the unique Antarctic environment. We would love to see some of your favourite Antarctic images. Here are a few of ours to start 🐧🧊🌍
April 22, 2025 at 10:19 AM
Reposted by Polar Jane
🧪🌊The world's largest iceberg, A23a, which ran aground on the edge of the South Georgia continental shelf two months ago, has started to break up. Ten days ago a fragment calved from its SW corner and has drifted away rapidly eastwards. The fragment is itself immense, measuring 19 km in length.
April 21, 2025 at 6:10 PM
Reposted by Polar Jane
A driving force for change. This morning we met with Antarctic tour operators and scientists to discuss tourism to the continent and a potential framework for all Treaty Parties. Thank you to @hx-expeditions.bsky.social for hosting us and looking forward to continuing discussions 🐧
April 1, 2025 at 2:45 PM
Reposted by Polar Jane
We’ve just published the most detailed map yet of the landscape beneath Antarctica’s ice sheet (called Bedmap3), and we learnt some pretty cool facts about Antarctica that you can use to impress your pals. Ready?

Graphic: Hamish Pritchard et al
March 14, 2025 at 3:18 PM
Reposted by Polar Jane
This #PancakeDay here's our recipe for pancake ice:

🧊 Get some ice forming on the top of your water
🌊 Bump bits of ice together with small waves
♻️ This rounds their edges as they freeze!
🥞 Grow the disc edges with trapped frozen foam

These pancakes will be up to 3m wide + 10m thick.
Bon Appétit 👩‍🍳
March 4, 2025 at 10:20 AM
Today is #InternationalPolarBearDay 🐻‍❄ so it seems like a good day to give a shout out to everyone who lives and works in the #Arctic, and those who strive to understand, promote, and where needed, protect the vulnerable habitats of this majestic creature 🥶❄️😎
February 27, 2025 at 12:12 PM
Reposted by Polar Jane
We are excited to join the Waddle! A special valentines shout out to everyone engaged on polar science, policy, engagement and protection here on Bluesky, let's share the love 💙🐧🔬📝
February 14, 2025 at 11:38 AM
Reposted by Polar Jane
🚨 December 2024 #Arctic sea ice extent was the *lowest* on record for the month...

This was 1,420,000 km² below the 1981-2010 average. December ice extent is decreasing at about 3.43% per decade. Data: nsidc.org/data/seaice_... 🌊
January 3, 2025 at 1:20 PM
Reposted by Polar Jane
Friday ice update - #Arctic sea ice extent is currently the *lowest* on record (JAXA data)...

• about 820,000 km² below the 2010s mean
• about 1,300,000 km² below the 2000s mean
• about 1,880,000 km² below the 1990s mean
• about 2,340,000 km² below the 1980s mean

Plots zacklabe.com/arctic-sea-i...
December 13, 2024 at 7:03 PM
Reposted by Polar Jane
🚨 Last month averaged the lowest #Antarctic sea ice extent on record for the month of November.

This was 1,710,000 km² below the 1981-2010 average. Data from NSIDC: nsidc.org/data/seaice_...
December 4, 2024 at 1:30 AM
Reposted by Polar Jane
Looks like the next week will be very warm across nearly the entire Antarctic Ice Sheet with widespread 5-15 C temperature anomalies. Multiple atmospheric rivers in West and East Antarctica will contribute to the heat. Definitely concerning as well are within the melt season
December 3, 2024 at 4:51 PM
Reposted by Polar Jane
Breaking news!

November, 2024, came in at the second warmest in recorded history, at 1.62°C above the pre-industrial baseline.

Starting in June, 2023, there have now been 18 consecutive months above the pre-2023 record high, likely the hottest string of 18 months in the last 120,000+ years.
December 2, 2024 at 1:19 PM
Reposted by Polar Jane
1️⃣ Antarctic Bottom Water (AABW) is the densest water mass in the world ocean due to its high salinity & cold temperatures. Filling the abyss, it accounts for up to 40% of oceanic volume. It plays a vital role in moving cold water toward the equator and regulating global climate.

Animation: NASA SVS
November 29, 2024 at 5:31 AM
Reposted by Polar Jane
You are seeing the yearly evolution of the average sea surface temperatures in the Atlantic since 1980.

Climate Pulse makes it easy for anyone to explore daily, monthly & yearly global surface air & sea surface temperature data.

Our guide: climate.copernicus.eu/climate-puls...
November 29, 2024 at 11:12 AM
Reposted by Polar Jane
October 2024 data is now available for both Antarctic sea-ice thickness/volume (zacklabe.com/antarctic-se...) and global sea-ice volume (zacklabe.com/global-sea-i...) from GIOMAS

Last month's global sea-ice volume was a record low for the month of October. This continues the stretch of new records
Global: Sea-Ice Concentration/Extent/Thickness
NOTE: Trends and variability in Arctic and Antarctic sea ice are affected by very different atmospheric/oceanic/ice processes and are in opposite seasons! Caution is advised for assessing any stati…
zacklabe.com
November 21, 2024 at 6:14 PM
Reposted by Polar Jane
Summer UK temperatures have warmed faster than global average temperature.

But the very hottest days have warmed 4x faster than the global average, especially in south-east England.

Global warming is not "just" 1°C or 2°C. The effects of climate change are non-linear, especially for extremes.
November 21, 2024 at 10:39 AM
Reposted by Polar Jane
Aw! Andy! We love this interview with Jane Francis (aka the BAS Boss) too.

Iceworld is our podcast series about the amazing people who live and work in Antarctica - from polar scientists to plumbers.

🎧 You can find it on all good podcast platforms!
November 20, 2024 at 5:41 PM
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And now a broody but beautiful view from Rothera Research Station today - with rainbow colours for #PolarPride2024
November 18, 2024 at 4:20 PM
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Oooh, new #PolarPride2024 photo just in:

Here's the flag flying on RRS Sir David Attenborough as it transits to Rothera Research Station. Look at that sea ice!
November 18, 2024 at 3:55 PM
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Happy #PolarPride! Great to celebrate with Newcastle Uni physical geography research group today 🏳️‍⚧️🏳️‍🌈
November 18, 2024 at 5:27 PM
Reposted by Polar Jane
Happy Polar Pride! 🌈

Today we're celebrating the contribution of LGBTQ+ people in the international polar research and operations community 💙

➡️ www.bas.ac.uk/media-post/p...
#PolarPride2024 #LGBTSTEMDay #DiversityinPolarScience
November 18, 2024 at 3:21 PM
Reposted by Polar Jane
9 of the first 10 months this year, and 15 of the last 16 months exceeded 1.5°C global average surface air temperature compared to pre-industrial levels.

More information on the 1.5°C limit: climate.copernicus.eu/why-do-we-ke...
November 18, 2024 at 11:09 AM
Reposted by Polar Jane
Why Pride matters for doing better polar research: www.polarregions.co.uk/post/why-pri... #PolarPride #LGBTQSTEM #PrideInStem
Changes 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 🐻‍❄️🐧🥶🏳️‍🌈
November 18, 2024 at 11:55 AM
Reposted by Polar Jane
Happy Polar Pride day 2024! Having an inclusive Polar community 🏳️‍🌈🏳️‍⚧️🐧🐻‍❄️ is so important and celebrating the contributions that LGBTQIA+ researchers make to polar science is as key now as ever.

The Geography dept at Durham is holding celebrations once again for the Polar community at Durham
November 18, 2024 at 9:34 AM