【摘要】 将文献资料与近年来考古发现的新材料及第 四纪地质研究成果相结合，可以得知：中国古史传说时代发生洪水属历史事实；传说时代我 国在广阔的地域范围内普遍遭遇洪水灾害，各地水灾具体性质存有差异；发生洪水的根本 原因在于自然因素的状况即主要是气候的变化造成的，但早期人为活动对天然植被的破坏 ，很可能是造成某一地域局部范围洪水灾害的重要原因之一。更多还原

【Abstract】 from the historical materials and t he interrelated viewpoint,it is true that “the flood”had taken place in legend ary period in ancient China.“The flood”had ever taken place in many region in Chinese legendary period.There are many kinds of reasons leading up to “the flo od”in that period:main reasons belong to natural conditions,but some reasons be l ong to human behavior that had maybe brought “the flood” in some regions in th at period.更多还原