上海地区全新世海面变化及环境演化

收集和整理上海地区各类古海面标志的地质意义及~(14)C测年资料,建立了上海地区全新世海面变化曲线。并结合上海地区地层建造、微古化石、孢粉及古人类遗址的发掘资料,探讨了上海地区全新世的环境演化,及环境变化对古人类活动的影响。

Sea - level Changes and Environment Evolution in Holocene of Shanghai area

In this article ,sea -level mark and its 14 C data in Shanghai area are collected and analysed ,the eustatic sea - level curve of Shanghai area in Holocene are constructed. Sea -level changes influence on natural and human environment. Numerous data have shown that the ancient people began to immigrate into Shanghai area around 7000 a B. P. when the sea-level rose to the present position. Through analysis of human activities in four cultural stages and natural environment, we come to the conclusion that: in low sea -level and marine regression stage, water area shrank and relief became higher, which was convenient for human activities and development of economy and culture.