Arctic ice thinned dramatically since 2004 - NASA

[dar512]

Originally Posted by ZenGum

So, the planet needs a facelift?

Well, she's not getting any younger.

[xoxoxoBruce]

From dar's link;

The research team blamed these changes on recent warming and anomalies in sea ice circulation.

From UT's link;

"You can see with this dataset that what is happening in the Antarctic is not what would be expected from a straightforward global warming scenario, but a much more complicated set of events," Parkinson said.

They're still guessing.