第四纪古地理(Quaternary paleogeography)一般是指有文字记载的人类历史时期以前的第四纪古地理状况。地质发展历史进入第四纪时,自然地理状况已经和现代基本上一致。但是第四纪初期和现代以及第四纪各阶段之间,自然地理状况仍然有明显的变化
查明了通辽地区第四纪地质实体各期岩相古地理、沉积构造特征、地层空间结构、沉积物粒度的空间变异,据此进行了地层分区。
Such as the sediment structure characteristic of paled geography and formation the spatial structure of formation, the spatial variation of sediment size.
[王开发,张玉兰。宁波平原晚第四纪沉积的孢粉、藻类组合及其古地理。地理科学,1985,5(2):145-151。]。
Wang Kaifa, Zhang Yulan. Palynological assemblages from the late Quaternary sediments of Ningbo Plain in Zhejiang Province and its paleogeography. Scientia Geographica Sinica, 1985,5(2):145-151.
第四纪以来,在青藏高原强烈隆升的影响下,酒泉盆地的古地理环境演化变迁经历了漫长和复杂的过程。
During Quaternary, the paleogeography and environmental evolution of Jiuquan basin experienced a prolonged and complicated process, intensely affected by the uplift of Tibetan Plateau.
应用推荐