Claim: atmosphere heats the oceans, melts Antarctic ice shelf

From Penn State Underlying ocean melts ice shelf, speeds up glacier movement Warm ocean water, not warm air, is melting the Pine Island Glacier’s floating ice shelf in Antarctica and may be the culprit for increased melting of other ice shelves, according to an international team of researchers. “We’ve been dumping heat into the atmosphere…

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Glacier in Antarctica does what glaciers do

From NASA, who has moved up from “Manhattans” to quarter states as a scale comparison unit: Antarctic Glacier Calves Iceberg One-Fourth Size of Rhode Island This week a European Earth-observing satellite confirmed that a large iceberg broke off of Pine Island Glacier, one of Antarctica’s largest and fastest moving ice streams. The rift that led…

More crack in the Antarctic

From the European Space Agency (ESA): Satellite observes rapid ice shelf disintegration in Antarctic 5 April 2012 As ESA’s Envisat satellite marks ten years in orbit, it continues to observe the rapid retreat of one of Antarctica’s ice shelves due to climate warming. One of the satellite’s first observations following its launch on 1 March…

Crack in the Antarctic!

From the University of Texas at Austin, a press release to tell us the ice shelves in the Antarctic peninsula are losing their grip and cracking a bit. That could be tragic, except, well, sea ice in Antarctica is growing. And, there’s only a 40 year historical context for these observations. I just can’t too…

Icy skepticism hits Slashdot

I noted yesterday this story in Slashdot: Canadian Ice Shelves Halve In Six Years The CBC reports on new research that shows thousand-year-old ice shelves (much different than sea ice) are breaking up and have been reduced by half in a region of Canada over the last six years. ‘This summer alone saw the Serson…