Then the Larsen B Ice Shelf calved and disintegrated in February 2002 .
In January 1995 , the Larsen A Ice Shelf containing 3,250 km2 of ice 220 m thick calved and disintegrated .
Then the Larsen A Ice Shelf       calved and disintegrated in February 2002 .
In January 1995 , the Larsen A Ice Shelf containing 3,250 km2 of ice 220 m thick calved and disintegrated .