One key indicator of change in the environment surrounding these prehistoric settlements is the wood that was used there.

这些史前定居点周围环境变化的一个关键指标是当地曾使用的木材。

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He added that the discovery provided a unique opportunity to learn more about the earliest permanent settlements in prehistoric Britain and how such sites developed at a time when new practices were being adopted.

BBC: Kingsmead Quarry dig unearths Neolithic settlement