Satellite image of the large fracture in Arctic sea ice in the Beaufort Sea (north of Alaska). Image from NASA, acquired February 23, 2013.
New images of 2013's Arctic sea ice mega-fracture have been posted on NASA's website. Sea ice fractures are not uncommon, though, according to NASA, the extent of this one is. Two things have combined this year to create the mega-fracture:
1) Arctic sea ice is not what it used to be. It is becoming t...
Updated: 12:42 AM GMT die 30o March, anno 2013
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