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Climatic Change during the Longshan Period (5.0-4.0KaBP)
详细信息   
摘要


     The Longshan period5.0-4.0 kaBPis a key period for generation and development of the Chi- nese civilization. However, the climatic background of this period remains in dilemma. In this paper, based on historical documents, archaeological evidence, and high-resolution natural records reported dur- ing the past few decades, the climatic change during Longshan epoch was reconstructed following synthesis method recommended by IGBP. Our results indicate that the Longshang Epoch was not a uniform warm period as traditional researches suggested. It could be further divided into the early-middle Longshan WarmPeriod5.0-4. 5 kaBP, middle-late Longshan Cold Period4. 5-4. 0 kaBP,and a pronounced cooling event by the end of the Longshan period4.2-4.0 kaBP. The reconstructed climatic changes of the Longshan period are well correlated with the climatic records in the other parts of the world, indicating that it is at least a semi-sphere phenomenon.

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