Because the river terrace is the result of interrupting neotectonic uplift and its forming stages are bound up with the geologic climate cold warm changes, I.

由于河流阶地是间歇性新构造抬升的产物，其形成阶段又与气候的冷暖变化相关，即冷期阶地陡坎形成，暖期阶地堆积物形成。

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The result shows the deposition environment of the area is a continental lake deposition environment in partly damp and partly arid lower than cold geologic climate of temperature condition.

结果表明，沙三时期该区的沉积环境为半潮湿、半干旱较温凉的古气候条件下的陆相湖泊沉积环境。

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You can't discuss climate change, Prof. Laughlin says, without looking backward across geologic time.

劳克林说，在讨论气候变化问题时，必须对比过去地质时期的情况。

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