Marilyn Perkins
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Antarctica's 'Doomsday Glacier' is hemorrhaging ice faster than in the past 5,500 yearsIce melt from vanishing glaciers in Antarctica could raise sea levels by as much as 11 feet.
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'Factorian Deep,' the new deepest point in Antarctica's Southern Ocean, mapped for the first timeA sprawling new sonar map of Antarctica's Southern Ocean includes the ocean's new deepest point, the 'Factorian Deep,' for the first time.
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Discovery of 'hidden world' under Antarctic ice has scientists 'jumping for joy'Researchers in Antarctica have discovered a hidden ecosystem more than 1,600 feet below the ice, which is filled with shrimplike creatures.
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City-size lake found miles below Antarctica's biggest ice sheetDrilling into the lake will enable scientists to track the history of climate change.
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Sudden collapse of Antarctic ice shelf could be sign of things to comeA massive Antarctic ice shelf that covered an area about the size of New York City or Rome just collapsed into the ocean.
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Alarming heat waves hit Arctic and Antarctica at the same timeSimultaneous heat waves have hit the Arctic and Antarctica, raising temperatures by more than 50 degrees in parts of both polar regions.
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Antarctic sea ice at record low in February, satellite data revealAntarctic sea-ice extent dropped to a record low in the satellite data in February, but it's likely due to natural variation.
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Endurance Expedition: Shackleton's Antarctic survival storyReference The Endurance Expedition was a failed mission to cross the Antarctic on foot, leaving 28 explorers stranded.
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Antarctica's doomed A68 iceberg dumped 1 trillion tons of water into the ocean over 3 yearsA new study of iceberg A68 (once the world's largest) charts its entire doomed journey, and shows exactly when it started to melt at an alarming rate
