Clue to rising sea levels lies in DNA of 4m-year-old octopus, scientists say
by Graham Readfearn from Science | The Guardian on (#68HH1)
Genes of Turquet's octopus hold memories of melting of previous Antarctic ice sheet, raising fears of what another thawing could bring
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Deep in the DNA of an Antarctic octopus, scientists may have uncovered a major clue about the future fate of the continent's ice sheet - raising fears global heating could soon set off runaway melting.
Climate scientists have been struggling to work out if the ice sheet collapsed completely during the most recent interglacial" period about 125,000 years ago, when global temperatures were similar to today.
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