上古海陵曾是江口地带,又曾是海湾地带,还曾经是一个沙岛。是否曾有人类居住?直至1978年海安青墩新石器时代古文化遗址的发现,才有了结论。海陵的名称始于何时?为什么要叫作“海陵”?这要从它的地形、地貌说起,据地理学家对全新世江苏海岸线的考察,大约在7500年前,海浸范围达到最大值,苏北赣榆、沭阳、泗洪、江都一线以东,除去高岗、山丘,均淹没在海水中,一片汪洋。至距今6500年前后,随着海浸的逐渐东退,今长江三角洲 Ancient Hailing was the estuary area, once the Gulf, but also once a sand island. Has human beings ever lived? Until 1978, the discovery of the Qing dynasty Neolithic ancient cultural relics in Hoi An made the conclusion. Hailing’s name began when? Why should be called “Hailing”? This from its topography, geomorphology, according to geologists on the Holocene Jiangsu coastline inspection, about 7500 years ago, the sea Baptist range to reach the maximum, northern Jiangsu Ganyu, Shuyang, Sihong, Jiangdu line to the east, except for Gao Gang, hills, all submerged in the sea, a vast expanse. Up to 6500 years ago, with the gradual easterly retreat of the sea, now the Yangtze River Delta