Ógè oyi nke Oge Iron

Iron Age Cold Epoch (nkè a na-akpọkwa Iron Age climate pessimum ma ọ bụ Iron Age neoglaciation) bụ ógè ihu igwe oyi na-adịghị ahụkebe na mpaghara North Atlantic, Nké sitere na 900 BC ruo ihe dị ka 300 BC, ya nà oke oyi karịsịa na 450 BC n'ogé mgbasa nke Gris ógè ochie. Oge okpomọkụ nke Rom (250 BC) sochiri ya. Gill Plunkett na Graeme T. Swindles nke Queen's University Belfast jiri ntụ ọkụ na radiocarbon dating mee ihe iji gbochie mmalite nkè Iron Age climate deterioration na Ireland ruo 750 BC.

Okpomọkụ ice nke Greenland na-akọwa na 18O isotope site na 6 ice cores (Vinther, B., et al., 2009)

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