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We have reconstructed landscape changes at a known obsidian source area in the central highland, Japan, using well dated pollen and micro-charcoal records, in order to better understand the difference in obsidian procurement between gathering in the Palaeolithic period (>30–16 ka cal bp) and mining in the Jomon period (16–2.9 ka cal bp). The pollen record at the site shows that alpine vegetation,...
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