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Prof Michael Meredith 🌊🧪🥼❄️

@oceanandice.bsky.social
4.2K followers 771 following 221 posts

Joint Director, UK National Climate Science Partnership Professorial Fellow in Oceanography, Murray Edwards College, University of Cambridge Science Leader, British Antarctic Survey Coordinating Lead Author, IPCC Ocean & Cryosphere

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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 13/08/2026
Best ship in the world, on the edge of Greenland and under a solar eclipse.... is this the best photo ever...?!
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 28/07/2026
🌊 Read our new analysis of how climatic changes are reshaping Southern Ocean phytoplankton, and will in future, with major consequences for Southern Ocean ecosystems and biogeochemical cycles. www.annualreviews.org/content/jour...
annualreviews.org
From White to Green to Blue? Trajectories of Phytoplankton Communities in a Warming Southern Ocean
The Southern Ocean is experiencing warming, melting of ice, and increasing wind. Predictions of increasing phytoplankton biomass associated with warming and declining glacial and sea ice are supported...
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 28/07/2026
In the logistics yard at work... I hope they can find all the bits when they want to put it back together ... 😜 @bas.ac.uk
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 02/07/2026
A new record for the amount of solar generation from my home panels, with almost 80% of it exported to the grid. This is the way.
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 01/07/2026
Interviewed by CNN and Financial Times today, about the new record set for ocean temperatures.... concerning times! www.ft.com/content/857d... edition.cnn.com/2026/07/01/c... @bas.ac.uk @attractamooney.bsky.social @laurapaddison.bsky.social
edition.cnn.com
Global oceans break June temperature record with fears they’re headed into ‘uncharted territory’ | CNN
The planet’s oceans are at unprecedented temperatures for this time of year, breaking the June temperature record, according to new data, with alarming implications for global weather and marine life.
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 21/06/2026
Happy Midwinter to all Antarctic folks. A year ago today, I was at Elephant Island, where Shackleton and his men were marooned for months before the amazing journey to South Georgia and ultimate rescue. Elephant Island is just outside the Antarctic Circle, so we did see a sunrise, albeit briefly.
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Reposted by Prof Michael Meredith 🌊🧪🥼❄️
Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 21/05/2026
📢 4-year postdoc opportunity!! Magda Carr (Newcastle University) is recruiting a Leverhulme-funded postdoc to experimentally investigate the generation of internal tsunamis by glacial calving. The award is linked to the POLOMINTS project (www.polomints.ac.uk). Please share! lnkd.in/ePHmPxbD
polomints.ac.uk
Polar Ocean Mixing by Internal Tsunamis
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 21/05/2026
📢 4-year postdoc opportunity!! Magda Carr (Newcastle University) is recruiting a Leverhulme-funded postdoc to experimentally investigate the generation of internal tsunamis by glacial calving. The award is linked to the POLOMINTS project (www.polomints.ac.uk). Please share! lnkd.in/ePHmPxbD
polomints.ac.uk
Polar Ocean Mixing by Internal Tsunamis
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Reposted by Prof Michael Meredith 🌊🧪🥼❄️
Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 20/04/2026
Giant icebergs are amazing beasts.... a couple of years ago, we visited one up close, and now the results are published! Outstanding research from Laura Taylor and co, demonstrating how these behemoths of the sea influence ocean chemistry and the growth of life: www.nature.com/articles/s43...
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 20/04/2026
Giant icebergs are amazing beasts.... a couple of years ago, we visited one up close, and now the results are published! Outstanding research from Laura Taylor and co, demonstrating how these behemoths of the sea influence ocean chemistry and the growth of life: www.nature.com/articles/s43...
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Reposted by Prof Michael Meredith 🌊🧪🥼❄️
Ola Kalén @olakal.bsky.social · 20/03/2026
Want to dive deeper into Antarctic sea ice? Read ch 6 of this excellent free to down review by @oceanandice.bsky.social Sharon Stammerjohn and others: www.taylorfrancis.com/chapters/oa-...
taylorfrancis.com
Antarctic Sea-Ice | 6 | Ongoing Changes and Compelling Issues | Sharon
Continuous satellite observations of Antarctic sea-ice from 1979 onward reveal a very dynamic seasonal sea-ice cover with high variability on daily-to-decadal
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 07/03/2026
Lovely story on the BBC about iceberg a23a, which has given us decades of fun but is now nearing its end… Really enjoyed talking with Mark Poynting about this one-time behemoth. www.bbc.co.uk/news/resourc...
bbc.co.uk
This iceberg was once the biggest in the world. Now it has just weeks left - BBC News
A23a was once twice the size of Greater London but now its 40-year journey is coming to an end.
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 11/02/2026
We are seeking a 3+ year postdoc in ocean modelling, to work on an exciting project investigating underwater tsunamis in Antarctica. More about the project here: www.polomints.ac.uk Read more about the post here: lnkd.in/eBjndZPv Please share and help connect us with the best candidates!
polomints.ac.uk
Polar Ocean Mixing by Internal Tsunamis
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 14/01/2026
🌊❄️ When Antarctic glaciers collapse into the sea, they can trigger huge underwater tsunamis that mix the ocean, affecting ice loss, climate and ecosystems. The project I lead on this is now in the field and featured on Sky News: news.sky.com/story/underw... #Antarctic #OceanMixing #ClimateScience
news.sky.com
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 02/01/2026
A picture is worth 1000 words... This appeared on the BBC News today, showing the increase in solar electric generation in the UK. Not sure who produced it, but genuinely think this is a genius piece of scientific communication - the construct and choice of colour scale is near-perfect. Chapeau!
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 04/12/2025
Delighted that one of my Antarctic winter photos has won the 2025 Royal Society Photography Competition, Earth Science & Climatology category. Captured during polar-night surveys of ocean conditions near Antarctic Peninsula glaciers. royalsociety.org/journals/pub...
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 07/11/2025
Heading home now, after an awesome week in Hobart! So much great Antarctic science happening here. Also: lovely people. Shame they’re so darn good at cricket 🏏
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 02/11/2025
Hello Hobart! Excited to be visiting, to give a talk at the Institute for Marine and Antarctic Studies, and a keynote at the @ACEAS annual meeting. Should be a great week (and the weather is amazing!) @antarcticsciaus.bsky.social @utas.edu.au
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 06/10/2025
Some people steal paper clips from the stationary cupboard… others think bigger… 😉
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 31/08/2025
Two stories juxtaposed on the BBC website... sigh. Anyone else spot the irony here?
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 12/07/2025
I am co-convening a meeting at the Royal Society later this year, with @krhendry.bsky.social and other very excellent polar science colleagues. If you have interests relating to Antarctica and the impacts of climate change, please consider participating!
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Reposted by Prof Michael Meredith 🌊🧪🥼❄️
Carbon Brief @carbonbrief.org · 28/06/2025
Recommended listen: Scientists at the University of Cambridge, including Prof Michael Meredith ( @oceanandice.bsky.social ), discussed on The Naked Scientists podcast how the latest polar science is tracking climate change’s impact in Antarctica.
thenakedscientists.com
On thin ice: The race to save Antarctica
How the latest polar science is tracking climate change's effect on Antarctica...
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 26/06/2025
Some personal reflections, at the end of a remarkable expedition... we've seen amazing things, and experienced Antarctica in the depths of its dark winter. We're returning home with an unparalleled dataset, and a deeper appreciation of this awe-inspiring place. www.bas.ac.uk/media-post/r...
bas.ac.uk
A first for RRS Sir David Attenborough: science in the dark - British Antarctic Survey
Prof Mike Meredith shares his first of its kind science cruise on the RRS Sir David Attenborough conducting research in the polar winter.
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 22/06/2025
Happy Midwinter from Antarctica! We spent it at Elephant Island, where Shackleton and his men were marooned before their incredible escape and rescue. A privilege to be here at this time of year.
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 18/06/2025
Last night we were breaking through sea ice, in the dark, in blizzard conditions. My respect for the skill of the officers and crew of the ship just reached a new level…!
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 18/06/2025
📢 New paper alert! 📢 New insight into how sea ice controls the ocean uptake of carbon dioxide around Antarctica, obtained from the unique year-round Rothera Time Series. Delighted to be part of this study, led by the very excellent Elise Droste. 🧪❄️🥼🌊 www.nature.com/articles/s43...
nature.com
Sea ice controls net ocean uptake of carbon dioxide by regulating wintertime stratification - Communications Earth & Environment
Interannual variability of ocean uptake of carbon dioxide is governed by winter sea ice cover, according to analysis of carbonate chemistry observations along the West Antarctic Peninsula.
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Reposted by Prof Michael Meredith 🌊🧪🥼❄️
INSTAAR @instaar.bsky.social · 17/06/2025
👏🏽 Kudos to all the authors of this new book on Antarctica and the Earth System, including INSTAARites Cassandra Brooks & Sharon Stammerjohn. They are both chapter lead authors!
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 17/06/2025
A @bas.ac.uk tradition... when the ship departs Rothera Research Station for the last time, the winterers remaining on base light flares to bid us farewell. They will now continue their science and activities on base throughout the winter, while we proceed back to sea to continue ours. 🧪❄️🥼🌊
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 15/06/2025
Rothera Research Station looking amazing in the moonlight, with a hint of a dawn...
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 14/06/2025
Apple Watches are amazing gadgets, and can tell you the time of sunrise and sunset for wherever you are in the world... this time of year in Antarctica, the calculation is relatively simple.... 🤣 🧪🌊🥼❄️
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 13/06/2025
Check out our latest and greatest on Antarctic glacial melt and its impact on marine life, led by the awesome Jack Pan! Perfectly-timed publication, given that I'm currently in the Antarctic gathering more data on these things.....!! www.nature.com/articles/s43...
nature.com
Impact of glacial meltwater on phytoplankton biomass along the Western Antarctic Peninsula - Communications Earth & Environment
Increased glacial melt is strongly correlated with phytoplankton chlorophyll-a, according to analysis of remote sensing, reanalysis products, and field observations from the West Antarctic Peninsula.
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 12/06/2025
Conditions in the Antarctic winter can be pretty hostile, but science continues... this is deployment of an instrument that is lowered to just above the seabed, and gives us data on ocean temperature, salinity, oxygen content, and other important variables. 🧪🌊🥼🌊
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 09/06/2025
Our Antarctic expedition is hitting the screens today - ITV News coverage throughout the day, and for the next 2 weeks! Great that we can bring such important science to the public - huge thanks to Martin Stew, Mike Field and the ITV team for enabling this. www.itv.com/news/2025-06...
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 08/06/2025
Happy #WorldOceanDay !! Down here in Antarctica, we will spend it measuring the ocean and sampling the sea floor, to understand better how ice loss is impacting climate and ecosystems. The views continue to amaze…! 🧪❄️🥼🌊
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 06/06/2025
With such short days, the Antarctic sunrises and sunsets start to merge into one... yesterday's was spectacular.... Another week or so, and the sun will not rise at all. 🧪🥼❄️🌊
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 04/06/2025
Some people asked me why I wanted to work in Antarctica in winter.... 🧪🥼❄️
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 03/06/2025
The days in Antarctica are shrinking rapidly, and in just a few days the sun won't rise above the horizon at all.... 🧪❄️🥼🌊
A row of icicles along a building in Antarctica.
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 02/06/2025
We're using our ever-dwindling daylight to look for wildlife here in Antarctica... yesterday we saw dozens of humpback whales, sometimes accompanied by bonus penguins....! 🧪❄️🥼🌊🐳🐧
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 01/06/2025
The view inside Börgen Bay, Antarctica. We are collecting water samples to understand how glaciers and the ocean influence each other in winter. 🧪🌊❄️🥼
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 31/05/2025
Visiting the very excellent Palmer Research Station, on the Antarctic Peninsula. A great opportunity to support and progress collaboration with US researchers, who are key scientific partners. They are doing critical work here on climate change, ecosystems, and a host of other issues. 🧪🌊🥼❄️
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 29/05/2025
We push southwards into the dark Antarctic night, the ship's searchlights picking out insane swirls of snow in a blizzard... @bas.ac.uk 🧪❄️🥼🌊
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 24/05/2025
Spectacular views flying over the Andes…. heading South to Antarctica…. 🧪🌊❄️🥼
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 23/05/2025
Guess where I’m heading today….! Excited for a winter expedition to Antarctica. (Forecast was from a few days ago; I’m hoping it wont be quite this cold…though the chance of sunshine is kind of small this time of year…!🤣) Wish me luck…! 🧪❄️🥼🌊
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Prof Michael Meredith 🌊🧪🥼❄️ @oceanandice.bsky.social · 13/05/2025
Personally, I welcome our new abyssal overlords.....
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