New Study of the reasons for the interruption of the earliest Hemudu Culture

Abstract：Through the systematic sampling along the section of Tianluoshan Site in Yuyao City, Zhejiang Province in combination with other researches，the authors consider that the Hemudu Culture probably had been damaged by tsunami or storm tide calamities, as evidenced by the researches using such means as stratigraphic correlation, paleomagnetism, micropaleontology and palynological study and 14C dating.