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Har yaushe Antarctica ke daskarewa?

Har yaushe Antarctica ke daskarewa?

Ba a lulluɓe Antarctica cikin ƙanƙara da dusar ƙanƙara, amma a cikin shekaru dubunnan ta rikide daga daskarar dajin ta zama hamada mai daskarewa.

Antarctica ta fara samun ƙanƙara a ƙarshen zamanin Devonian, kimanin shekaru miliyan 350 da suka wuce. Amma har yanzu ana danganta shi da katon ikon Gondwana a lokacin, kuma a kowane hali yanayi bai isa ya daskare ba. Akwai burbushin shuke-shuke daga wannan zamanin. Ƙanƙarar ƙanƙara ta narke na ɗan lokaci bayan haka, kuma sai da Afirka da Antarctica suka rabu kimanin shekaru miliyan 160 da suka wuce, suka sake yin la'akari. Shekaru miliyan 23 da suka gabata, Antarctica galibi daji ne na kankara kuma tsawon shekaru miliyan 15, hamada ce mai daskarewa a karkashin kasa mai kauri.

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