1990年以來江蘇省人口空間格局與演化機(jī)理研究
本文選題:人口密度 + 空間格局演化 ; 參考:《南京師范大學(xué)》2012年碩士論文
【摘要】:以江蘇省為例,論文從人口密度空間格局、人口城市化空間格局、空間關(guān)聯(lián)性分析、不均衡性和重心遷移分析以及人口偏移增長分析等角度,選取1990年、2000年和2010年3個(gè)時(shí)間斷面,以縣域?yàn)檠芯繂卧?分析了1990年以來江蘇省人口空間格局的基本特征與演變趨勢(shì);谘芯拷Y(jié)果,采用主成分分析和地理加權(quán)回歸分析探討了江蘇省人口空間格局變動(dòng)的演化機(jī)理和驅(qū)動(dòng)機(jī)制,并對(duì)未來江蘇人口格局的發(fā)展態(tài)勢(shì)做一初步判斷,并將江蘇省未來人口格局劃分為4個(gè)方陣。結(jié)果表明:江蘇省人口密度有“南高北低”的空間特征,人口密度的高低與經(jīng)濟(jì)發(fā)展水平相對(duì)應(yīng)。基于江蘇省現(xiàn)狀人口城市化的四種類型,將人口城市化的空間格局劃分為南部區(qū)、中部區(qū)和北部區(qū)。江蘇省的人口分布存在著一定的空間關(guān)聯(lián),長江沿岸地區(qū)、東南沿海地區(qū)和環(huán)太湖地區(qū)形成空間人口密度高的集聚區(qū);在蘇北平原形成人口密度低的集聚區(qū);隨著時(shí)間的推移,集聚趨勢(shì)在不斷增強(qiáng)。蘇北各市轄區(qū)因經(jīng)濟(jì)發(fā)展水平相對(duì)蘇北其他縣域較高,使得人口不斷向這里聚集,從而與周圍地區(qū)形成高低集聚;處于高高區(qū)域和低低區(qū)域過渡地帶的縣域因受發(fā)達(dá)地區(qū)的輻射較小,與周圍地區(qū)形成低高集聚。江蘇省人口密度高值區(qū)呈現(xiàn)明顯的沿江化、沿;铜h(huán)湖化。在總體格局保持相對(duì)穩(wěn)定的情況下,落入高高集聚區(qū)的縣域單元數(shù)量先不變后減少,落入低低集聚區(qū)的縣域單元數(shù)量不斷增加。江蘇省人口分布不均衡性顯著,且不均衡趨勢(shì)不斷加強(qiáng),江蘇省人口重心逐漸向省域東南方向遷移。近20年來江蘇省人口增長速度有所提升,蘇南和蘇北地區(qū)人口增長速度加快,集聚人口能力增強(qiáng),而蘇中地區(qū)人口集聚能力減弱。影響江蘇省人口格局演化的主要因素體現(xiàn)在5個(gè)方面:歷史發(fā)展基礎(chǔ),社會(huì)生活水平,經(jīng)濟(jì)發(fā)展水平,人口自然增長,區(qū)域發(fā)展政策。蘇南和蘇中地區(qū)的人口增長主要表現(xiàn)為機(jī)械增長而蘇北地區(qū)則表現(xiàn)為人口的自然增長;谏鲜鲅芯拷Y(jié)論,針對(duì)目前存在的問題與挑戰(zhàn)提出了相應(yīng)的對(duì)策。研究成果為各級(jí)政府制定經(jīng)濟(jì)社會(huì)發(fā)展規(guī)劃等提供參考。
[Abstract]:Taking Jiangsu Province as an example, the paper analyzes the spatial pattern of population density, the spatial pattern of population urbanization, the spatial correlation analysis, the analysis of disequilibrium and barycenter migration, and the analysis of population offset growth. Three time sections in 1990, 2000 and 2010 were selected to analyze the basic characteristics and evolution trend of population spatial pattern in Jiangsu Province since 1990. Based on the research results, this paper discusses the evolution mechanism and driving mechanism of population spatial pattern change in Jiangsu Province by using principal component analysis and geographical weighted regression analysis, and makes a preliminary judgment on the development situation of population pattern in Jiangsu Province in the future. The future population pattern of Jiangsu Province is divided into 4 squares. The results show that the population density in Jiangsu Province has the spatial characteristics of "high in the south and low in the north", and the population density corresponds to the level of economic development. Based on the four types of population urbanization in Jiangsu Province, the spatial pattern of population urbanization is divided into the southern region, the central region and the northern region. The population distribution of Jiangsu Province has a certain spatial correlation, the Yangtze River coastal area, the southeast coastal area and the Taihu Lake area form the high spatial population density agglomeration area; in the northern Jiangsu plain, the population density is low; with the passage of time, The trend of agglomeration is increasing. Because the level of economic development is higher than other counties in northern Jiangsu, the population is gathered here constantly, thus forming high and low agglomeration with the surrounding areas. The county area in the transition zone of high and low regions is low and high concentration due to the small radiation from developed regions. The high population density areas of Jiangsu Province are obvious along the river, coastal and lagoon. Under the condition that the overall situation remains relatively stable, the number of county units falling into high agglomeration areas first remains unchanged and then decreases, and the number of county units falling into low agglomeration areas increases continuously. The population distribution of Jiangsu Province is obviously unbalanced, and the trend of unbalance is constantly strengthened, and the population center of gravity of Jiangsu Province is gradually moving to the southeast of the province. In the past 20 years, the population growth rate of Jiangsu Province has been improved, the population growth rate of southern and northern Jiangsu has been accelerated, and the agglomeration capacity has been strengthened, while the population agglomeration capacity in central Jiangsu has been weakened. The main factors affecting the evolution of population pattern in Jiangsu Province are reflected in five aspects: historical development basis, social living standard, economic development level, natural population growth, and regional development policy. The population growth in southern and central Jiangsu is mainly characterized by mechanical growth and natural population growth in northern Jiangsu. Based on the above conclusions, the paper puts forward corresponding countermeasures to the existing problems and challenges. The research results provide reference for governments at all levels to formulate economic and social development plans.
【學(xué)位授予單位】:南京師范大學(xué)
【學(xué)位級(jí)別】:碩士
【學(xué)位授予年份】:2012
【分類號(hào)】:C92-05
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