Scientific American: An Antarctic ice shelf that is twice the size of Hawaii is at "imminent risk' of collapse and needs to be monitored carefully, a new study finds.
The ice shelf--Larsen C--is located in roughly the same geography as the Larsen A and B ice shelves, which disintegrated in 1995 and 2002, respectively. Larsen C covers 19,300 square miles and is the largest shelf on the Antarctic Peninsula. If it melts, it could significantly raise global sea levels, said Paul Holland, the lead author of the study and...