Image: Glacial 'aftershock' spawns Antarctic iceberg

Pine Island Glacier has shed another block of ice into Antarctic waters. The loss was tiny compared to the icebergs that broke off in 2014 and 2015, but the event is further evidence of the ice shelf's fragility.

Image: Antarctica's changing Larsen Ice Shelf

The Larsen Ice Shelf is situated along the northeastern coast of the Antarctic Peninsula, one of the fastest-warming places on the planet. In the past three decades, two large sections of the ice shelf (Larsen A and B) have ...

Giant iceberg set to calve from Larsen C ice shelf

A huge iceberg, roughly the size of Norfolk, looks set to break away from the Larsen C ice shelf on the Antarctic Peninsula.  Larsen C is more than twice the size of Wales. Satellite observations from December 2016 show ...

NASA nears finish line of annual study of changing Antarctic ice

Operation IceBridge, NASA's airborne survey of changes in polar ice, is closing in on the end of its eighth consecutive Antarctic deployment, and will likely tie its 2012 campaign record for the most research flights carried ...

Warming ocean water undercuts Antarctic ice shelves

"Upside-down rivers" of warm ocean water threaten the stability of floating ice shelves in Antarctica, according to a new study led by researchers at the University of Colorado Boulder's National Snow and Ice Data Center ...

Colossal Antarctic ice-shelf collapse followed last ice age

In a new study that provides clues about how Antarctica's nation-sized Ross Ice Shelf might respond to a warming climate, U.S. and Japanese oceanographers have shown that a 100,000-square-mile section of the ice shelf broke ...

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