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Last Update: 10/26/2026 at 11:33 PM EST
Antarctic Climate and Ice Change
Coverage from The Conversation, Phys, and others
Antarctic ice change reflects interacting atmospheric, oceanic, and ice-sheet processes.
Warm air and ocean water can suppress sea-ice formation, while deeper ocean water reaching glacier undersides can accelerate melting and ice flow; snowfall may temporarily offset losses in some regions. West Antarctica and Thwaites Glacier are central to long-term projections because the timing and pace of future ice loss remain difficult to determine. Antarctic ice loss also affects sea levels unevenly around the world, making regional consequences distinct from the global average.
Key Articles5 of 108 articles
If you read one thing
It gives the clearest broad introduction to the Bellingshausen Sea ice deficit, glacier exposure, and the uncertainty around regional sea-level risk.
Latest development
It reports the 2026 Antarctic winter peak among the smallest in the satellite record while distinguishing observed persistence from unresolved causes.
Best explainer
It explains how ocean heat, precipitation, and changing winds may help account for Antarctic sea ice’s sharp decline after 2015.
The evidence
It provides quantified evidence linking human-driven warming to a portion of Pine Island Glacier’s retreat.
The evidence
It adds distinct Thwaites observations from glacier-related seismic events and shows why the timing and scale of ice loss remain uncertain.
Key Issues
Persistently low Antarctic sea ice
Antarctic sea ice remains exceptionally low: the 2026 winter peak was the third-smallest in the 48-year satellite record, after sharp declines and 2023 record lows. Ocean heat and wind-driven changes are proposed contributors, but the observations do not yet establish a structural shift or settle attribution.
Ocean heat threatens glacier stability
Warm deep water is moving toward Antarctica and threatens ice-shelf stability; research also attributes part of Pine Island Glacier’s retreat to human-driven warming. Observations of Thwaites indicate glacier movement and possible ocean-related destabilization, while the consequences for future ice loss remain uncertain.
Uncertain pace and scale of ice loss
The persistence and causes of low Antarctic sea ice remain unresolved, and the effects of short-term ocean changes on Thwaites are not fully understood. Sparse observations and uncertain glacier behavior limit confidence in projections of the timing and scale of future ice loss and sea-level impacts.
Key Numbers
12.5 trillion tons
ice melted from Greenland and Antarctic glaciers
“About 12.5 trillion tons of ice from glaciers in Greenland and Antarctica have melted since 1979”
five-sixths
share of ice melt attributed to warmer ocean water rather than hotter air
“About five-sixths of the melt did not come from hotter air, but from warmer ocean water eroding the ice sheets from below and along their sides as glaciers flow into the oceans.”
3.1 centimeters
global sea-level rise attributed to melted ice
“The melted ice produced nearly 3 quadrillion gallons of water and contributed about 1.2 inches, or 3.1 centimeters, to global sea-level rise since 1979.”
2018 to 2020
most active seismic-event period
“The most active period, from 2018 to 2020, coincided with accelerated movement of the glacier’s ice tongue toward the sea, a speed-up independently confirmed by satellite observations.”
245 of 362 events
events located near Thwaites Glacier's marine end
“About two-thirds of the detected events—245 of 362—were located near the marine end of Thwaites.”
Looking Back
306 Day Timeline
Nov 28 '25
Jan 16 '26
Mar 6 '26
May 1 '26
Jun 19 '26
Aug 7 '26
Sep 25 '26
The Story So Far
No material change
No material change is established since the prior state; there are no new-member articles to identify a new development.
Previously
The topic centers on unusually low Antarctic sea ice, particularly a large winter deficit in the Bellingshausen Sea off the West Antarctic Peninsula, alongside evidence of broader changes in the Southern Ocean. Scientists are investigating how warm ocean water, winds, and atmospheric circulation affect sea-ice formation, and whether reduced coastal ice leaves ice shelves and glaciers such as Thwaites and Pine Island more exposed. Potential consequences for glacier loss, sea level, and ecosystems are significant, but their timing and scale remain uncertain.
All Articles108 articles
Important
Researchers report Antarctic wave-driven sea-ice flooding and algal darkening can accelerate summer thinning, suggesting a missing feedback process for climate models.
6/8/2026 • Climate Science & Impacts • General
A scientific study reports Antarctic sea ice declines since 2015 through Southern Ocean stratification loss, enabling deep ocean heat to melt sea ice and disrupt ecosystems.
5/8/2026 • Climate Science & Impacts • General
Science study attributes East Antarctica ice-sheet formation to CO2 decline plus mantle-driven uplift that enabled year-round snow and glacier expansion, unlike the Arctic.
7/6/2026 • Climate Science & Impacts • General
Esperanza Base in Antarctica recorded a June record 15.4C on June 6, while Marambio and San Martin reported higher-than-before winter temperatures linked to ongoing regional warming.
6/12/2026 • Climate Science & Impacts • General
Shin Sugiyama and colleagues directly measured meltwater-driven basal lubrication at Langhovde Glacier in East Antarctica, increasing sliding after intense melt and January 2022 rainfall.
6/12/2026 • Climate Science & Impacts • General
Nature Communications reports Antarctic climate-model projections of tenfold surface melt increases and expanding melt area by 2100 under high emissions, with implications for sea-level rise in New Zealand.
6/12/2026 • Climate Science & Impacts • General
University of Southampton researchers report wind-driven upwelling and mixing in the Southern Ocean lowered Antarctic sea ice since about 2013, intensifying through 2023.
5/9/2026 • Climate Science & Impacts • General
Stanford University researchers report that Antarctic sea ice decline around 2016 stems from precipitation-driven heat trapping followed by wind-driven upwelling of subsurface ocean heat.
3/28/2026 • Climate Science & Impacts • General
Scientists estimate greenhouse-gas warming contributed about 4 km of Pine Island Glacier retreat since 1940 using climate models, machine learning, satellite data, and sediment records in West Antarctica.
6/28/2026 • Climate Science & Impacts • General
Researchers from the University of Southampton and partner institutions reported that mantle-driven uplift in East Antarctica enabled major glaciation around 34 million years ago.
8/25/2026 • Climate Science & Impacts • General
Ted Scambos discusses unusually low midwinter sea ice near West Antarctica, citing warm ocean water and glacier melt risks for sea-level rise.
7/16/2026 • Climate Science & Impacts • General
Ted Scambos linked unusually low west Antarctic Peninsula sea ice in June to warm air and deep ocean heat, warning of accelerated Thwaites Glacier melt.
7/16/2026 • Climate Science & Impacts • General
Ted Scambos discusses unusual Antarctic west-coast sea-ice loss in June and explains subsurface ocean warming as the primary long-term threat to West Antarctic ice and sea level.
7/16/2026 • Climate Science & Impacts • General
Ted Scambos links unusually low Antarctic west-coast midwinter sea ice to warm winds and ocean water, warning of long-term glacier melt risk for sea-level rise.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos explains that unusual June sea-ice loss on West Antarctica reflects warm winds and ocean heating, with Thwaites Glacier a key uncertainty for future sea-level rise.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos discusses unusually missing sea ice near the Antarctic Peninsula in June, linking wind and warm ocean water to ongoing glacier-melt risk and long-term sea-level rise.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos discusses unusually low Antarctic winter sea ice and ocean-driven glacier melt risks that could accelerate non-uniform sea-level rise.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos discusses June sea-ice deficits near Antarctica's west coast, linking warm air and deep ocean heat to accelerating West Antarctic glacier melt and sea-level rise risk.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos described unusual low midwinter sea ice on West Antarctica and deep-ocean warming that accelerates Thwaites Glacier, increasing sea-level rise risk.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos and Antarctic researchers reported a June France-sized west Antarctic Peninsula sea ice deficit driven by warm winds and ocean water, with longer-term glacier melt risk.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos explains unusually low Antarctic sea ice in June and how warm ocean water could accelerate West Antarctica glacier loss and nonuniform sea-level rise.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos discusses unusual June Antarctic sea-ice loss driven by warm winds and ocean water, with Thwaites Glacier identified as a major sea-level-rise uncertainty.
7/11/2026 • Climate Science & Impacts • General
Scientists at King's College London and the British Antarctic Survey attribute Pine Island Glacier retreat during the 20th century to human-driven greenhouse gas emissions and ocean warming.
6/28/2026 • Climate Science & Impacts • General
Esperanza base measurements in Antarctica on 6 June recorded a 15.4C winter peak, exceeding a 1998 record and reinforcing concerns about rapid climate-driven glacier risk.
6/10/2026 • Climate Science & Impacts • General
Researchers at IBS Center for Climate Physics, Pusan National University, report Antarctic ice-sheet sensitivity increased after the Mid-Pleistocene Transition about one million years ago, using paleoclimate simulations and an ice-sheet model.
5/28/2026 • Climate Science & Impacts • General
Researchers using transect and Argo float observations find deep ocean heat has shifted toward Antarctica in recent decades, increasing risk to Antarctic ice sheets and future sea-level rise.
4/28/2026 • Climate Science & Impacts • General
Researchers project Greenland may gain land and lower nearby sea levels by century's end as global sea level rise continues.
2/20/2026 • Climate Science & Impacts • General
Researchers used CMIP6 GCMs and ISMIP6-calibrated ice-sheet models in the 2020s to project Antarctic mass loss and sea-level contribution through 2300 across emission scenarios in Antarctica.
12/5/2025 • Climate Science & Impacts • General
The Columbia Climate School reported on February 2, 2026, that University of Oldenburg researchers linked West Antarctic ice-sheet retreat to reduced Southern Ocean carbon uptake, with no heat pump relevance.
2/2/2026 • Climate Science & Impacts • General
A British Antarctic Survey-led team reports that Antarctic glacier-calving internal tsunamis significantly enhance Southern Ocean mixing and ice melt, with no mention of heat-pump systems.
1/31/2026 • Climate Science & Impacts • General
In East Antarctica during July to August 2024, record winter warmth up to 28°C above average was traced to altered atmospheric circulation and increased likelihood from human-caused climate change.
4/24/2026 • Climate Science & Impacts • General
University of Southampton researchers link record-low Antarctic sea ice in 2023 to wind-driven transport and mixing of deep Southern Ocean heat since 2013.
5/8/2026 • Climate Science & Impacts • General
Researchers using observational temperature reconstructions report marked climate change across interior Antarctica, with stronger peninsula and West Antarctica warming and CMIP6 warming overestimation.
4/13/2026 • Climate Science & Impacts • General
National Snow and Ice Data Center reported record-low Arctic winter sea ice growth as scientists cited widespread March heat extremes across multiple regions.
3/27/2026 • Climate Science & Impacts • General
South Korean climate scientist Min Seung-ki announced in February 2026 at POSTECH a recalibrated model projecting nearly ice-free Arctic conditions as early as the 2030s.
2/4/2026 • Climate Science & Impacts • General
Researchers from PIK and NORCE warn in 2025 that about 0.25 C of deep ocean warming around Antarctica could trigger West Antarctic Ice Sheet collapse, risking roughly four meters of long-term sea-level rise.
1/1/1900 • Climate Science & Impacts • General
The National Snow and Ice Data Center reported that Antarctic sea ice reached a preliminary winter peak of 17.59 million square kilometres on 14 September 2026, the third-smallest maximum in the satellite record.
9/25/2026 • Climate Science & Impacts • General
Canadian and Chilean scientists completed a 14-day Antarctica expedition returning to Punta Arenas, Chile with multi-beam ocean and sediment data on accelerating glacier retreat.
3/26/2026 • Climate Science & Impacts • General
Scientists warn that MISI, MICI, and SEMI could accelerate Greenland and Antarctic ice-sheet retreat, raising global sea levels and increasing coastal flooding risk this century.
1/16/2026 • Climate Science & Impacts • General
An international polar science team reported that Greenland and Antarctica lost about 12.5 trillion tons of ice since 1979, raising global sea levels by roughly one inch worldwide.
9/20/2026 • Climate Science & Impacts • General
An international polar science collaboration found that Greenland and Antarctica lost 12.5 trillion tons of ice since 1979, raising global sea levels by about 3.1 centimeters.
9/16/2026 • Climate Science & Impacts • General
An international polar science team led by the European Space Agency found that Greenland and Antarctica lost 12.5 trillion tons of ice from 1979 to 2023, raising global sea levels by 1.2 inches.
9/16/2026 • Climate Science & Impacts • General
Antarctic researchers are calling for a multinational ocean-and-ice survey in coming years to measure warming-driven retreat risk in East Antarctica's Wilkes Subglacial Basin.
9/29/2026 • Climate Science & Impacts • General
David Holland and collaborators are measuring glaciers and surrounding waters in Greenland and Antarctica to evaluate sea-level risks and possible interventions to slow ice loss.
8/17/2026 • Climate Science & Impacts • General
Satellite data show missing Bellingshausen Sea winter sea ice during June, coinciding with extreme Antarctic Peninsula warming and raising risks for ice shelves and marine ecosystems.
6/15/2026 • Climate Science & Impacts • General
University of Leeds researchers report satellite evidence that freshwater meltwater lakes at Greenland glacier fronts accelerate glacier flow and may increase future sea-level rise.
3/31/2026 • Climate Science & Impacts • General
Researchers detected 362 previously overlooked glacier-related seismic events in Antarctica from 2010 to 2023, including 245 near Thwaites Glacier during accelerated flow toward the ocean.
8/30/2026 • Climate Science & Impacts • General
European Space Agency Sentinel-1 observations documented a 76-square-kilometer ice island calving from Petermann Glacier in northwest Greenland on August 4, 2026.
8/25/2026 • Climate Science & Impacts • General
Ted Scambos links unusual June sea-ice loss on Antarctica's west coast to warm winds and ocean water, warning that deep-ocean melting of Thwaites Glacier could drive long-term sea-level rise.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos discusses unusually missing Antarctic Peninsula sea ice in midwinter, explaining warm air advection, warm ocean water, accelerated glacier melt, and higher non-uniform sea-level rise risk.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos discussed unusual midwinter sea-ice loss along Antarctica's west coast and deeper-ocean glacier melt affecting Thwaites and future sea-level rise risk in June.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos explains that wind and ocean warming caused an extreme Antarctic midwinter sea-ice loss, accelerating glacier melt risks and nonuniform sea-level rise.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos discusses unusually low Antarctic sea ice in June and ocean-driven glacier melting, focusing on West Antarctica and non-uniform sea-level rise risk.
7/11/2026 • Climate Science & Impacts • General
UC Boulder scientist Ted Scambos discussed unusually low Antarctic sea ice and ocean-driven glacier melt risks during an interview on June conditions and long-term sea-level rise.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos discusses June observations of unusually low Antarctic sea ice and long-term West Antarctica sea-level rise risks linked to warmer ocean water.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos linked June sea-ice losses on the Antarctic Peninsula to warm winds and deep ocean heat, highlighting Thwaites Glacier as a key sea-level rise uncertainty.
7/11/2026 • Climate Science & Impacts • General
Scientists report unusually missing sea ice along Antarctica's west coast in June, tied to warm South Pacific winds and ocean water, raising risks from Thwaites Glacier melt and nonuniform sea-level rise.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos said June observations showed unusually missing sea ice on the West Antarctic coast, linked to warm winds and ocean heat and raising sea-level rise concerns.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos described unusual midwinter sea-ice loss on West Antarctica in 2020s conditions, attributing it to warm winds and warm ocean water that increase snowfall but also accelerate glacier melt and future nonuniform sea-level rise risk.
7/11/2026 • Climate Science & Impacts • General
UC Boulder scientist Ted Scambos links unusually low Antarctic Peninsula sea ice to warm winds and ocean water and warns of long-term glacier-driven sea-level rise risks.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos discusses unusual June sea-ice loss on Antarctica's west coast and deep ocean-driven glacier melt that may shape long-term, regionally varied sea-level rise risks.
7/11/2026 • Climate Science & Impacts • General
Scientists documented unusually low midwinter sea ice on Antarctica's west coast in June, linking warm winds and ocean heat to accelerating glacier-melt risks and regional sea-level rise impacts.
7/11/2026 • Climate Science & Impacts • General
Scientists report an unusually large midwinter sea-ice deficit near the Antarctic Peninsula and link conditions to warm South Pacific air and warm ocean water that increase glacier melting.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos links unusual West Antarctic Peninsula sea-ice loss to warm air and ocean conditions, warning of long-term, regionally uneven sea-level rise risk centered on Thwaites Glacier.
7/11/2026 • Climate Science & Impacts • General
Ted Scambos reports unusual June sea-ice loss on Antarctica's west coast linked to warm South Pacific winds and ocean water, with Thwaites Glacier as a key sea-level rise uncertainty.
7/11/2026 • Climate Science & Impacts • General
Scientists report West Antarctica winter sea ice did not refreeze after a heatwave in 2025, based on satellite observations and linked warming factors that affect sea-level rise risk.
6/16/2026 • Climate Science & Impacts • General
Nearly 40 scientists on the Araon studied Thwaites Glacier in Antarctica to quantify warm-ocean melting and associated sea-level rise risk during an Antarctic expedition.
5/28/2026 • Climate Science & Impacts • General
Robert Larter of the British Antarctic Survey warns that Thwaites Glacier's ice-shelf breakup could accelerate sea-level rise and coastal flooding during the coming year.
5/28/2026 • Climate Science & Impacts • General
Researchers report accelerating TEIS fracturing in West Antarctica, reducing buttressing and increasing long-term sea-level rise risk from Thwaites.
5/18/2026 • Climate Science & Impacts • General
Researchers from Columbia University and partner institutions reported in January 2026 that coastal Greenland sea levels are projected to fall due to rapid land uplift and changing gravity.
1/26/2026 • Climate Science & Impacts • General
A study found that 203 glaciers in the western Antarctic Peninsula contributed 0.74 centimeters to sea-level rise from 1992 to 2020 despite rising surface mass balance since 1980.
9/13/2026 • Climate Science & Impacts • General
Thwaites Glacier retreat in Antarctica is measurable and driven by ocean water intrusions, while near-term collapse claims are criticized as unsupported by data and uncertainty.
6/3/2026 • Climate Science & Impacts • General
A modeling study explains Antarctic sea-ice shifts as Southern Ocean heat and wind-driven upwelling that can sustain low ice conditions, with 2023 record lows consistent with the mechanism.
5/21/2026 • Climate Science & Impacts • General
Modeling work published in the 2020s links Antarctic sea-ice losses since 2015 to wind-driven upwelling of warm, salty Southern Ocean water.
5/21/2026 • Climate Science & Impacts • General
NASA-reported Arctic sea ice winter maximum in 2024 neared the record low as polar warming advanced the spring and summer melt season.
3/27/2026 • Climate Science & Impacts • General
Arctic sea ice hit its lowest winter peak measured during record March heat across the USA, Mexico, Australia, Northern Africa, and parts of Northern Europe, while Antarctica saw a record cold March day.
3/27/2026 • Climate Science & Impacts • General
University of Gothenburg researchers attribute rapid Antarctic sea-ice decline starting in late 2015 to 2015 Southern Ocean storms thinning the cold Winter Water layer.
3/18/2026 • Climate Science & Impacts • General
Scientists monitor A23a as it disintegrates in 2025 across the South Atlantic, revealing Antarctic ice shelf response to warming waters.
3/9/2026 • Climate Science & Impacts • General
Ocean Visions funds six teams on February 12 2026 to study cloud based Arctic sea ice interventions in the Arctic region.
2/23/2026 • Climate Science & Impacts • General
Walt Meier reports record-low March Arctic sea ice coverage since 1979, describing reduced albedo, faster Arctic warming, and possible extreme weather impacts.
6/9/2026 • Climate Science & Impacts • General
Arctic sea ice winter maximum tied for record low in 2020s as polar warming limited ice growth ahead of September melt season.
3/27/2026 • Climate Science & Impacts • General
Researchers found that Greenland and Antarctica lost 12.5 trillion tonnes of ice since 1979, raising global sea levels by about 3.2 centimetres through increased glacier discharge.
9/18/2026 • Climate Science & Impacts • General
An international team in 2026 is deploying sensors at Antarctica's Thwaites Glacier and Amundsen Sea to evaluate a proposed seabed curtain geoengineering structure intended to slow glacier-driven sea-level rise.
1/31/2026 • Adaptation & Resilience • General
Scientists report rainfall increase on the Antarctic Peninsula this century causing ice melt and ecological disruption.
2/26/2026 • Climate Science & Impacts • General
Scientists assess warming scenarios for the Antarctic Peninsula and project potential irreversible ice and ecosystem changes by 2100.
2/20/2026 • Climate Science & Impacts • General
Researchers at Columbia University's Lamont-Doherty Earth Observatory report in Nature Communications that glacial isostatic adjustment will lower Greenland's local sea levels by 2100.
1/26/2026 • Climate Science & Impacts • General
An international research team documented Petermann Glacier's 76.4-square-kilometer iceberg calving in northwest Greenland on August 4, 2026, while Canadian officials assessed maritime risks.
8/26/2026 • Climate Science & Impacts • General
Experts report near-total winter sea-ice absence in the Bellingshausen Sea during June, coinciding with Antarctic Peninsula heat and raising ecosystem and sea-level risks.
6/12/2026 • Climate Science & Impacts • General
Raymond Zhong and Chang W. Lee reported from Antarctica on an expedition aboard the South Korean icebreaker Araon studying Thwaites Glacier melt mechanisms.
5/18/2026 • Climate Science & Impacts • General
South Korean researchers drilled beneath the Thwaites Glacier in January 2022 aboard Araon and found warm, turbulent subglacial water linked to future sea-level rise risk.
5/11/2026 • Climate Science & Impacts • General
Erica Lucas and colleagues at the University of California, Santa Cruz project larger ice-free Antarctica land exposure by 2300 using glacial isostatic adjustment, with potential governance impacts for Argentina, Chile, and the United Kingdom.
4/4/2026 • Climate Science & Impacts • General
Scientists retrieved a 23-million-year sediment record from beneath the Ross Ice Shelf, linking West Antarctica retreat to modest past warming and projecting accelerating sea-level rise from human-caused warming.
3/23/2026 • Climate Science & Impacts • General
Scientists warn Thwaites Glacier could collapse, raising sea levels and threatening coastal cities worldwide.
3/17/2026 • Climate Science & Impacts • General
Researchers model Antarctic Peninsula futures under three emissions paths to 2100 in Antarctica, showing amplified warming and ice loss.
2/21/2026 • Climate Science & Impacts • General
An international polar science collaboration found that Greenland and Antarctica lost about 12.5 trillion tons of ice since 1979, raising global sea levels by approximately 3.1 centimeters.
9/16/2026 • Climate Science & Impacts • General
Researchers at a polar climate session examined Antarctic atmospheric processes, sea ice loss, precipitation extremes, and future ice shelf melt across Antarctica and the Southern Ocean.
6/10/2026 • Climate Science & Impacts • General
Scientists from Newcastle University and the British Antarctic Survey modeled 2100 outcomes for the Antarctic Peninsula, finding higher emissions will accelerate ocean warming, ice loss, and ecosystem collapse.
2/20/2026 • Climate Science & Impacts • General
Researchers mapped the East Antarctic Fan-shaped Basin Province beneath East Antarctica, linking Wilkes, Aurora, and Lake Vostok and suggesting tectonic control on ice-sheet movement.
6/4/2026 • Climate Science & Impacts • General
Interesting
Researchers found that climate warming and anthropogenic emissions increased mercury accumulation in Antarctic Peninsula seafloor sediments through glacier release and expanded air-sea exchange.
8/18/2026 • Climate Science & Impacts • General
Scientists report rising Antarctic extreme weather, including rain at Rothera and anomalously warm conditions at Concordia, worsening research access and ecosystems.
6/2/2026 • Climate Science & Impacts • General
Scientists using Fimbulisen Ice Shelf observations and modeling found underside channels can amplify melt under warmer ocean water, affecting Antarctic stability and sea-level projections.
5/15/2026 • Climate Science & Impacts • General
National Snow and Ice Data Center reported record-low Arctic sea ice winter maximum on March 15 in 2020s, tying last year's satellite minimum and indicating earlier melt onset.
3/26/2026 • Climate Science & Impacts • General
UNSW, ANU, and Australian Antarctic Division researchers warn in 2025 that accelerating Antarctic ice and ocean changes threaten global sea-level rise and ecosystem collapse.
1/1/1900 • Climate Science & Impacts • General
Researchers in Antarctica reported June temperatures well above average at Trinity Peninsula and Collins glacier, with Thwaites glacier risks tied to warmer subsurface waters.
6/14/2026 • Climate Science & Impacts • General
Researchers in a recent Nature study report Greenland ice sheet melt alters regional sea levels through gravity and isostatic responses.
3/4/2026 • Climate Science & Impacts • General
Geological forces in Antarctica, including geothermal heat and volcanic activity, are argued to be undermeasured drivers of glacial and sea-ice change, requiring expanded monitoring.
3/23/2026 • Climate Science & Impacts • General
Scientists in Antarctica drilled two kilometers through the ice sheet to access subglacial Lake Vostok, revealing scientific opportunities and ethical concerns about future uses of deep-ice manipulation techniques.
2/2/2026 • Policy, Politics & Governance • General
University of Wisconsin-Milwaukee researchers studying Phyllophora antarctica in McMurdo Sound find sea-ice loss is associated with shifts in algae diversity and population connectivity.
6/8/2026 • Climate Science & Impacts • General