Res. ... such as the West and East Antarctic ice sheets. The shocking footage shows an ice slab that's at least 40 metres high hurtling towards the sea. The chunk broke off from the Pine Island Glacier in Antarctica, which helps connect the West Antarctic Ice Sheet with the ocean, the agency says. View our online Press Pack. Iceberg D28 breaks away from Antarctica's Amery Ice Shelf. According to the Intergovernmental Panel on Climate Change, melting Antarctic ice will be a major contributing factor to sea levels rising around one metre by the end of the century. Like corks in a bottle, they block the ice flow and keep nearly 10 percent of the West Antarctic Ice Sheet from draining into the sea. Antarctic Ocean Reveals New Signs of Rapid Melt of Ancient Ice, Clues About Future Sea Level Rise . The same report claimed that according to satellite data, the Greenland ice sheet lost a record amount of ice in 2019, equivalent to a million tonnes per … "The Sun", "Sun", "Sun Online" are registered trademarks or trade names of News Group Newspapers Limited. The land ice loss from the West Antarctic Ice Sheet is not due to surface melting, as the summer temperatures in Antarctica are generally always below freezing, and measured changes in precipitation cannot explain it either. This almost cloud-free image, captured Tuesday by the Copernicus Sentinel-2 mission, shows the freshly broken bergs in detail. "What you are looking at is both terrifying and beautiful," Mark Drinkwater, head of the Earth and Mission Sciences Division at the ESA, told CNN. This is by far the largest ice mass on Earth and is assumed to be less sensitive to climate change than other ice sheets simply because of its size. "All of a sudden we were confronted by what seemed like a wall of water making its way towards us, but it was the iceberg surfacing a bit like a submarine and rotating at the same time. July 22, 2020 — Questions about the stability of the East Antarctic Ice Sheet are a major source of uncertainty in estimates of how much sea level will rise as the Earth continues to warm. In 2002, a large piece of the nearby Larsen B ice shelf snapped off, but within a month - and quite unexpectedly - an even larger swath of the 10,000-year-old feature behind it rapidly disintegrated. The Antarctic ice sheet is one of the two polar ice caps of the Earth.It covers about 98% of the Antarctic continent and is the largest single mass of ice on Earth. Pugh is known for swimming in arctic water to raise awareness for climate change, but on January 23, he became the first person to swim in a supraglacial … Shown below are up-to-date satellite observations of the sea ice covers of both the Arctic and the Antarctic, along with comparisons with the historical satellite record of more than 37 years. Indeed, Pine Island’s ice has been flowing out to sea faster since the 1990s, with the ice stream now moving at a rate exceeding 35 feet per day, according to Drinkwater. The Amery Ice Shelf in Antarctica has just produced its biggest iceberg in more than 50 years. An iceberg has broken off Pine Island Glacier (PIG) on the edge of Antarctica, according to, And it's a big one. To inquire about a licence to reproduce material, visit our Syndication site. Antarctic ice shelves [ edit ] But climate change isn't to blame. However, it was able to return a few hours later. An iceberg about the size of the state of Delaware split off from Antarctica’s Larsen C ice shelf sometime between July 10 and July 12. But it has been losing ice over the past 25 years. The changes to the glacier have been mapped by ESA-built satellites since the 1990s, with calving events occurring multiple times since 1992. In other news, the biggest iceberg on Earth is about to enter the open ocean. February 10, 2020 at 11:42 AM EST An iceberg about twice the size of the District of Columbia broke off Pine Island Glacier in West Antarctica … To see all content on The Sun, please use the Site Map. What are your thoughts on this dramatic glacier footage? Scientists aboard the ship are being filmed by Sky as they track the impact of climate change in the area. This phenomenon of calving isn't new for Pine Island Glacier, according to the ESA. For further details of our complaints policy and to make a complaint please click this link: thesun.co.uk/editorial-complaints/, Comments are subject to our community guidelines, which can be viewed, , Digital Technology and Science Reporter, The footage shows the ice crashing into the water, The slab of ice is thought to have weighed thousands of tonnes, The glacier has retreated by a mile over the past 25 years, Independent Press Standards Organisation (IPSO), The global sea level has been gradually rising over the past century, The first is thermal expansion – as water gets warmer, it expands, The second is melting ice on land, adding fresh water into seas, This has a cyclical effect, because melting ice also warms up the planet (and oceans), causing more even ice to melt and boosting thermal expansion, It's currently rising at a rate of around 0.3cm per year, The sea is huge, so that might sound harmless, But rising sea levels can have a devastating effect over time, Low-lying coastal areas can disappear completely, even putting areas of the UK at risk, It can also mean sea storms and tsunamis can have a more devastating effect, reaching further in-land than they would have previously, There's also an increased risk of flooding. Giant Antarctic ice sheet breaks off. Changes to the Antarctic ice sheet at the bottom of the southern hemisphere have been triggered by sea level changes in the northern hemisphere … The region holds enough ice to raise global sea levels by 1.2 meters, or 4 feet, according to NASA. pic.twitter.com/iubE8JffVR, The Argentine research base Esperanza, on the northern tip of #Antarctic Peninsula, saw a new record temperature of 18.3°C today (old one 17.5°C on 24 March 2015), per @SMN_Argentina. Using radar images from the Copernicus Sentinel-1 mission, the animation shows the evolution of the two emerging cracks in the Pine Island Glacier. Antarctica ice sheet breaks off: But while the breaking off of the iceberg is worrisome, experts caution that the glaciers behind it are the bigger problem. 13 R. Kwok & D.A. They think the falling ice slab that was caught on camera probably weighed thousands of tonnes. "Above-normal air … At more than 300 square kilometers (116 square miles), the iceberg was almost as big. The breaking off of this large ice piece was technically the birth of a new iceberg. Giant iceberg breaks off Antarctic glacier, Hikers discover new mystery monolith in California, Blow off steam by destroying cars at the 'Rage Yard', Rebel Wilson reveals how she hit weight loss goal, Take a look at one of the world's deepest swimming pools, 'Schitt's Creek' actress recreates famous movie scene, See Elton John honor Anthony Fauci on World AIDS Day, 'Little, crappy' poinsettia grows into monster plant, George Clooney makes surprising grooming confession, Cambodia welcomes 'the world's loneliest elephant', Psychologist sings on YouTube to help kids cope with stress, Mystery monolith disappears from Utah desert, David Prowse, the original Darth Vader, passes away, 'The Masked Singer' reveals Broccoli's identity, Record melting sees Swiss glaciers shrink 10% in five years. Last modified on Wed 12 Feb 2020 20.16 EST . 679215 Registered office: 1 London Bridge Street, London, SE1 9GF. And only a few days later, the glacier, also referred to as PIG, "spawned piglets," ESA said -- in a process known as calving -- and "many large" icebergs were formed. The two glaciers effectively act as arteries connecting the West Antarctic ice sheet to the ocean. The graph above shows Arctic sea ice extent as of January 6, 2020, along with daily ice extent data for four previous years and the record low year. An iceberg that scientists have been monitoring for months has finally broken off from Antarctica's Larsen-C ice shelf. The largest of them was so big, it was even given a name: B-49. ABOVE: An iceberg fracturing off the Antarctic Peninsula JEROEN INGELS. DAVE MOSHER, BUSINESS INSIDER . An iceberg has broken off Pine Island Glacier (PIG) on the edge of Antarctica, according to satellite images taken Tuesday by the European Space Agency (ESA). What it found on return was a carpet of ice for five square miles were there had once been clear open water. Scientists are studying calving events at the William Glacier because it has retreated by almost a mile over the past 20 years. He said he hopes the images would continue to be an "eye in the sky" to monitor glacial change and improve public knowledge. The same report claimed that according to satellite data, the Greenland ice sheet lost a record amount of ice in 2019, equivalent to a million tonnes per … "These satellites are showing how much mass has been lost.". Mass melting of the West Antarctic ice sheet, driven by warmer ocean temperatures, was … Shockingly, half of this melting occurred in the last five years. (CNN)A story about a glacier shedding mass at the edge of the world, threatening to raise ocean levels and potentially contribute to untold environmental change. The Antarctic minimum sea ice extent, which was noted in the previous post, was indeed reached on February 22. And, here's how Antarctica's ‘Doomsday Glacier’ Thwaites could collapse and send sea levels soaring. Let us know in the comments... We pay for your stories! Ice shelves propping up two major Antarctic glaciers are breaking up and it could have major consequences for sea level rise By Helen Regan , CNN Updated 1043 GMT (1843 HKT) September 15, … Lett. The size of the iceberg is lesser of an issue because icebergs, according to scientists, calve all the time and have minimal direct effect on sea level. The last section of Antarctica's Larsen B Ice Shelf is set to disintegrate by 2020, NASA researchers found. The crack in this Antarctic ice shelf just grew by 11 miles. "Sea level rise can have huge economic and societal impacts. 36, L15501 (2009). Stunning drone footage captures Chasm 1, a huge crack on the Brunt Ice Shelf. Two Antarctic glaciers that have long kept scientists awake at night are breaking free from the restraints that have hemmed them in, increasing the threat of large-scale sea level rise. The latest breaking news, comment and features from The Independent. The event saw a collapse that stretched half a mile across the glacier. The ship that enabled the capturing of the footage had to leave the bay in a hurry due to fears that an even more catastrophic event could trigger a tsunami. The 1981 to 2010 median is in dark gray. The 2020 maximum sea ice extent is the eleventh lowest in the 42-year satellite record, but the highest since 2013. A gigantic iceberg has broken off from the Amery Ice Shelf in East Antarctica. Antarctic Ice Sheet Changes Driven by Melting in the North News Nov 27, 2020 | Original story from McGill University Polar ice sheets evolve on various different time scales and are in constant flux, with the ice growing and retreating depending on the climate and the surrounding water levels. Updated 0606 GMT (1406 HKT) February 13, 2020. Ice shelves are only found in Antarctica, Greenland, Northern Canada, and the Russian Arctic.The boundary between the floating ice shelf and the anchor ice (resting on bedrock) that feeds it is the grounding line. The coast of West Antarctica is rapidly losing mass as warm water melts ice shelves from below and icebergs break off. Studies have suggested that the West Antarctic Ice Sheet is particularly unstable, and could collapse within the next 100 years. 19 March 2002 By Nicola Jones. A mathematics graduate student at the University of Sydney in Australia, Hester and researchers at … The Pine Island Glacier recently spawned an iceberg over 300 square kilometers that very quickly shattered. Elections 2020 World news ... of floating ice that form where the Antarctic ice sheet meets the ocean. That's because it probably is. An international team of researchers led by geoscientist Dr Kim Jakob from Heidelberg University has now examined the dynamics of the East Antarctic Ice Sheet more closely. Rothrock, "Decline in Arctic sea ice thickness from submarine and ICESat records: 1958 - 2008," Geophys. Email us at tech@the-sun.co.uk, Driver celebrates with bubbly after being cleared of crash that killed pal, Three tier 2 areas now among England's worst Covid hotspots, London at risk of moving to Tier 3 before Xmas as cases rise in 10 areas, I’m A Celebrity fans spot moment Jordan North was being 'watched by a GHOST', Woman who slit throat of girl, 7, in park found NOT guilty of murder, ©News Group Newspapers Limited in England No. Two large rifts in PIG were spotted in 2019 and scientists have kept a close eye on the cracks and changes. A huge raft of ice has cleaved off the Antarctic peninsula and smashed into thousands of icebergs. Deal with it now in a well-ordered fashion before it is too late.". The iceberg, dubbed D-28, split off from the Amery Ice Shelf in East Antarctica on Sept. 25, creating a free-floating mountain of ice more than 600 feet thick. 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