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东昆仑托索湖地区第四纪晚期的湖相层中含丰富的孢粉化石.根据湖相沉积物各层段中不同类型的植物孢粉组合特征,大致可划分出5个植被演化阶段.从孢粉在这5个阶段中的垂向分布情况来看,本区第四纪晚期的古气候曾发生过多次波动.从变化趋势上看,早期气候相对较湿热,后期逐渐变得干冷;从变化幅度上看,早期气候波动不大,而晚期变化则相对较明显.
The eastern Kunlun Mountains Tsozo Lake area late Quaternary lacustrine layers rich in sporo-pollen fossils. According to the characteristics of different types of plant sporopollen assemblages in lacustrine sediments, five stages of vegetation evolution can be roughly divided. According to the vertical distribution of sporopollen in these five stages, the paleoclimate in the late Quaternary period of the area fluctuated many times. In terms of the trend of change, the early climate is relatively hot and humid, while the latter is gradually becoming dry and cold. From the point of view of change, the early climate has little fluctuation, while the late change is relatively obvious.