コメント "16000年前のアイダホ州クーパーズ・フェリーにおける上古石器時代の占拠"
1Cornell Tree Ring Laboratory, Department of Classics, and Cornell Institute of Archaeology and Material Studies, Cornell University, Ithaca, NY 14853, USA.
Science (New York, N.Y.)
|April 11, 2020
まとめ
北アメリカにおける初期の人間の存在は議論されている. クーパーズ・フェリー (アイダホ州) の人類居住の証拠は 弱く,おそらく後期に始まった.
科学分野:
- 考古学
- 古代アメリカ研究
- 四季地質学
背景:
- アイダホ州のクーパーズ・フェリー遺跡は 北アメリカにおける初期の人間の存在の 証拠を提示しています
- 以前の研究では,グリーンランドインタースタジアム1 (GI-1) よりも約1万6千年前に人類が居住していたことが示唆されていました.
研究 の 目的:
- クーパーズ・フェリーの 初期の人類の居場所の証拠を 批判的に評価する
- 入手可能なデータに基づいて 北米への人間の到着の時間軸を再評価する.
主な方法:
- デイビスらによって提示された考古学的証拠の批判的分析.
- 提案された占有時期と古気候データ,特にグリーンランドインタースタジアム1 (GI-1) の比較.
主要な成果:
- クーパーズ・フェリーに人類が住んでいた証拠は 十分ではないと考えられています
- 改訂されたタイムラインによると,人間の存在は,紀元前1万5千年後の16世紀半ばに始まった可能性がある.
結論:
- クーパーズ・フェリーに人が住んでいたと報じられた日付は,さらなる根拠が必要です.
- グリーンランド・インタースタジアム1 (GI-1) と同時に,あるいはそれ以降に,この地域に人類が定住したと考えられる.
- この再評価は,古代アメリカ人の移住と定住パターンのモデルに影響を与えます.
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