After four decades adrift, one of the most famous slabs of Antarctic ice has finally lost its shape and status. Iceberg A23a, once a rigid white plateau larger than some countries, has slumped into a ...
"Warm" water is flowing toward one of Antarctica's biggest ice shelves, which, if it melted, could dramatically raise sea levels. The Filchner-Ronne Ice Shelf (FRIS) extends over the Weddell Sea in ...
They call it simply A-23A, a designation that cleverly hides what the object really is: one of the largest and longest-lived icebergs to have ever been tracked by the human race. One that has now ...
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