AI Article Synopsis

  • The Iberian Peninsula played a crucial role in understanding human settlement in Eurasia, particularly during the transition from Neandertals to anatomically modern humans.
  • There was a notable lack of human presence in central Iberia for about 16,000 years following the Neandertals' disappearance until evidence of human occupation re-emerges around 36,200 years ago.
  • The findings indicate that despite a shift towards colder and dryer conditions, anatomically modern humans successfully adapted their subsistence strategies and settled in areas previously thought to be uninhabitable, challenging existing views on early population dynamics in southwestern Europe.

Article Abstract

The Iberian Peninsula is a key region for unraveling human settlement histories of Eurasia during the period spanning the decline of Neandertals and the emergence of anatomically modern humans (AMH). There is no evidence of human occupation in central Iberia after the disappearance of Neandertals ~42,000 years ago until approximately 26,000 years ago, rendering the region "nobody's land" during the Aurignacian period. The Abrigo de la Malia provides irrefutable evidence of human settlements dating back to 36,200 to 31,760 calibrated years before the present (cal B.P.) This site also records additional levels of occupation around 32,420 to 26,260 cal B.P., suggesting repeated settlement of this territory. Our multiproxy examination identifies a change in climate trending toward colder and more arid conditions. However, this climatic deterioration does not appear to have affected AMH subsistence strategies or their capacity to inhabit this region. These findings reveal the ability of AMH groups to colonize regions hitherto considered uninhabitable, reopening the debate on early Upper Paleolithic population dynamics of southwestern Europe.

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http://dx.doi.org/10.1126/sciadv.ado3807DOI Listing

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