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China University (2010)

The Environment Change Of Mu Us Desert In Historical Period

He T H

Titre : The Environment Change Of Mu Us Desert In Historical Period

Auteur : He T H

Grade : Doctoral Dissertation 2010

Université : China University

Résumé partiel
According to its characters of climate,geomorphology,vegetation andagricultural production,Mu Us Desert respectively belongs to semi-aridregion,border region of desert and loess,transition region fromgrassland to barren land and ecotone of agriculture and pasture husbandry.It is located at an exceeding transition zones,therefore,Mu Us Desertis no doubt a sensitive region to the environmental changes.It has afar-reaching significance for this region to argue and correct someviewpoints and to develop this region and to have a sustainabledevelopment for this region aftertime to researching into the course ofenvironmental changes and its influencing factors and discovering itsrules of environmental changes and inside and outside driving forces.In this paper,many information is gathered which is related toenvironmental changes of Mu Us Desert by the way of various kinds ofmeasures,including stratigraphy and archaeology,archaeologized intothe ancient cities environment,consulting historical literatures,investigating historical toponyms,and analysing local products,etc.Having Summarized all these information,the characters and its changecourses of environment in this region in the historical times werediscussed.The factors which include the courses of environmental changeand climatic change,the way and intensity of human activities have beensynthesized each other,and then those possible factors which couldinfluence the environment of this region are distilled and the effect ofthese factors have on the change course of environment in Mu Su Desertare determined.Main conclusions are as follows:1.Seeing the water system in the east of Mu Su Desert from therecordation of the book named Shui Jing Zhu(Commentary on the waterwayClassic) in volume 3,Sheyan water system is Wuding River today,Diyuanwater system is Yuxi River today,Zhuci water system is Tuwei Rivertoday,Yin water system is Kuye River today.Straight Road built inQin dynasty crossed the east of MuSu Desert from south to north.QinGreat Wall built in Zhanguo dynasty was basically located in boundarybetween southeast of Mu Su Desert and east of this region.Those 44fastnesses which were built by general Meng Tian in Qin dynasty arethought to be military cities built along the Yellow River.Moreover,there have also some ancient cities which were built in Qin and Handynasty along the line of water system in Henan province,they may bepossibly Gusuai (ancient fastnesses).2.According as the recordation of historical literatures,this paperdid textual research on some ancient cities which were distributedalong the line of water system,Straight Road was built in Qin dynastyand Qin Great Wall built in Zhanguo dynasty in Mu Su Desert.These ancient cities are located at ShangJun State including Sheyan County,Qiuci County,Fushi County,Baitu County and Xihe State includingHongmen County,Huojing ancestral temple,Humeng County,Yuxi Fastness,etc.Other twenty ancient cities ascriptions are determined accordingto historical literatures and discovering of archaeology,such asYangqiaopan ancient city was Yangzhou County in Qin and H an dynasty,but it also was Longyan City,Nanxiazhou City and Ningsuo City in Suiand Tang dynasty.Corresponding relations between Liuhu State and someancient cities in Tang and Song dynasty in southwest of Mu Su Desertwas basically made clear.3.The surface water environment in Mu Su Desert has had obvious changessince Qin and Han dynasty which existed 2000 years ago,basicallyputing up the shrinking and disappearing of lakes and natural ponds,the backward position of rivers chopping down and it’s flux of waterdiminishing,and some perennial rivers becoming seasonal rivers,manymouth of springs were disappearing,etc.But at the same time,itexisted in the fact that the water environment was amended,showingthat many lakes and ponds such as Hong Jiannuo Lake appearing andexpanding in the end of Qing dynasty.

Mots clés : Mu Us Desert, historical period, the environment variation, the ancient cities, environmental archaeology

Présentation (Globethesis)

Page publiée le 8 mai 2013, mise à jour le 4 mai 2018