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Climate scientists are watching Antarctica closely these days. A 

 is about to create what could be the world's largest current and recent iceberg.

The giant 120 mile crack in the Larsen C Ice Shelf recently took a sharp right turn and is now within 8 miles if reaching open ocean. The massive soon to be iceberg is roughly the size of Delaware and 1,750 feet thick.

Since Larsen C already floats, the new iceberg will not have much affect on sea level. But as ice shelves like Larsen C disintegrate, that opens the door to faster slippage of land based ice flows. That "uncorking" can speed up future sea level rise.

, I ask University of St. Thomas thermal sciences professor 

 about why climate scientists are watching Larsen C so closely. John's 

Weather and Climate News

Updraft® - Minnesota Weather News

Paul Huttner

Author

A massive crack in Antarctica's Larsen C Ice Shelf is about to create what could be the largest iceberg ever recorded, roughly the size of Delaware. The collapse of ice shelves can speed up future sea level rise.

University of St. Thomas thermal sciences professor John Abraham discussed why climate scientists are worried about the break up of Larsen C, a large ice shelf in the Antarctic.

Climate scientists await birth of world’s largest iceberg

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