The Economic Development And Ecological Changing Of Lower Reaches Of Yangtzi River (Jiangsu And Anhui Section) In Qing Dynasty

Uncoving the relationship between population and environment is an important misson for modern historical geography. In this article the Qing Dynasty lower reaches of yangtzi river (Jiangsu and Anhui section)will be divided into the Dabie Mountains in west Anhui , the Huizhou mountainous in southern Anhui area, the mountainous region of center easternpart, the plain of Jiangsu and Anhui, the plain near of the sea, separately will discuss the changing process in these three regions about ecological environment and analysis the economical development factor that cause the ecological environment changes in Qing Dynasty.The full text is composed by the introduction and the main text.In the introduction , first has made the limits to the research region of this article , next elaborated the reason why I selected this topic and the significance , reviewed the present situation of learning this topic and pointed out insufficient, in the research .The first chapter introduced the geography district of lower reaches of yangtzi river (Jiangsu , Anhui section) , the natural survey and the climate condition in Qing Dynasty, which have made a macroscopic background for the behind elaboration.Second chapter, third chapter and the fourth chapter separately elaborates the three regions 's , Dabie Mountains in the west Anhui, the Anhui Huizhou mountainous in the southern Anhui, the mountains region of the center, eastern part, the plain of Jiangsu and Anhui, the plain near of the sea , economy development condition and the correspongding ecological environment change.Fifth chapter is the summary of the text. First taking time as foreword to compare the economical development and ecological environment changing process of Qing Dynasty with the time before the Qing Dynasty, then comparing this area with other provinces near of the region , finally points out this region' s characteristic .