Remains of ancient life found beneath Antarctic ice – CTV News

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Remains of ancient life found beneath Antarctic ice – CTV News



CTVNews.ca Staff



Revealed Friday, January 18, 2019 10:28AM EST



Closing Updated Friday, January 18, 2019 4:04PM EST

Researchers yelp they come by got stumbled on the remains of used life, undisturbed for hundreds of years, buried below the ice of an Antarctic lake.

In step with an announcement by scientific journal Nature, the Subglacial Antarctic Lakes Scientific Gain entry to (SALSA) mission stumbled on the remains of creatures in Antarctica’s subglacial Lake Mercer, a lake lined by a 1,067 metre thick sheet of ice.

SALSA scientists outdated a high-stress hot-water drill to within the reduction of a minute channel thru the ice to the lake, which had lain undisturbed for hundreds of years – until now handiest viewed thru ice-penetrating radar.

Whereas cleansing lake mud off of a temperature-measuring instrument pulled from the water, scientists stumbled on fragmented remains of creatures that had lived within the lake hundreds of years ago.

Despite the indisputable reality that researchers yelp they were no longer searching forward to to come by the relaxation extra advanced than single-cell microbes, within the mud they stumbled on the remains of minute crustaceans, minute invertebrates known as tardigrades, to boot specimens that seemingly reach from vegetation or fungus.

They theorize that the creatures seemingly inhabited ponds and streams within the nearby Transantarctic Mountains, which dash 50 kilometres south of Lake Mercer, and would maybe well perhaps come by washed into the lake at some stage in transient warm classes when the glaciers receded.

Figuring out when and the set up the creatures lived, and the form of environments they most significant to outlive would lift our working out of how Antarctic’s glaciers moved, receded, and grew in cycles between ice ages, scientists yelp.

The team now plans to carbon date the remains, to strive to resolve extra precisely how diagram encourage they lived, to boot as strive to sequence their DNA.

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