Dr Field’s team set about the task by analysing ancient records of birch pollen preserved in lake sediments from known mammoth breeding grounds like Siberia.

菲尔德博士的研究团队已经开始这项工作，在诸如西伯利亚等己知猛犸象的繁殖地点，他们对湖区沉淀物中保存的桦树花粉的远古信息进行了分析。

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Dr Field's team set about the task by analysing ancient records of birch pollen preserved in lake sediments from known mammoth breeding grounds like Siberia.

菲尔德博士的研究团队已经开始这项工作，在诸如西伯利亚等己知猛犸象的繁殖地点，他们对湖区沉淀物中保存的桦树花粉的远古信息进行了分析。

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Russia found itself in a slightly warmer climate after the shift but in its lower lands like Siberia and Ukraine, the polar melt put it all under water.

俄罗斯在极移后迎来了稍稍温暖些的气候，但两极融化后将它海拔较低的陆地全淹没在水里，比如西伯利亚和乌克兰。

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He slogs it out in what seems like the Siberia of venture capital.

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High-achieving nerds who spend a lifetime at the top of their classes discover that even if you earn that PhD, even if you earn it from an elite school, you might still end up fighting for professional scraps a non-tenure-track gig teaching third-tier students at a fourth-tier college in a cultural Siberia like Alabama or Arkansas.

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Venture investing in Russia still looks like a trek through Siberia without a map.

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