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作 者:苏维词[1] 杨华[1] 罗仕伟[1] 罗有贤[1]
机构地区:[1]重庆师范大学地理系
出 处:《地域研究与开发》2005年第4期21-25,共5页Areal Research and Development
基 金:国家自然科学基金资助项目(40261002);重庆市自然科学基金资助项目(2004(8410));重庆市规划局项目
摘 要:重庆都市区位于三峡水库的库尾区,是长江上游的经济中心。近几年,随着社会经济的发展,都市区的地域结构发生了很大的变化,产生了一系列突出的问题,已影响到都市区的可持续发展。文章详细地探讨了都市区地域结构的变化特点,揭示了地域结构演变过程中存在的主要问题,即城市功能区混杂、人居环境拥挤、热岛效应突出等;针对存在的问题,从用地结构、产业结构和功能结构8个方面提出了都市区地域结构优化调控的途径与对策。Chongqing metropolis is one of the biggest interior cities in China and the economy center of upper reaches of Changjiang River, and it is located at the tail area of Three_Gorges Reservoir where eco_environment is very fragile. As the development of economy and society for recent years, urban area structure of Chongqing metropolis has been changed and appeared a series of grave problems that affected its sustained development. This paper explored detailed the features and delineated the main problems existing in the evaluation proceed of Chongqing metropolis area structure as follows: 1) The land suitable to urban construction is shortage, which accounts for only 12.32% of the total area; 2) Human being resident is very crowed, the density of population is so high that there are 30000 persons per square kilometer in inner city (for instance in Yuzhong district); 3) Urban land use structure is imbalance, for example, the proportion of industrial area is too large (it accounts for 23.36% of the total inner city area), and that of business and afforesting-fallow lands are on the low side, which prevents Chongqing metropolis from development of 'the third estate'; 4) Urban functional districts are mixed, and phenomenon of city 'heat islands' is protruding; 5) Urban geological disasters become more and more frequented, and environmental problems are more and more grave. Based on analysis of these problems, the authors, form eight views of industrial, land utilization and functional structure, etc., suggested corresponding optimization countermeasures of area structure of Chongqing metropolis.
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