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原文連結
論文資訊
- 類型：已發表論文
- 日期：2012
摘要
The 湧現 of complex 文化 practices in simple hunter-gatherer groups poses interesting questions on what drives 社會 complexity and what causes the 湧現 and disappearance of 文化 innovations. Here we analyze the conditions that underlie the 湧現 of artificial mummification in the Chinchorro culture in the coastal Atacama Desert in northern Chile and southern Peru. We provide empirical and theoretical evidence that artificial mummification appeared during a period of increased coastal freshwater availability and 海洋 productivity, which caused an increase in human 族群 size and accelerated the 湧現 of 文化 innovations, as predicted by recent models of 文化 and technological 演化. Under a scenario of increasing 族群 size and extreme aridity (with little or no decomposition of corpses) a simple demographic model shows
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