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Study On The Impact Of Regional Urbanization On Ecological Environment

Posted on:2015-06-09Degree:MasterType:Thesis
Country:ChinaCandidate:J ShiFull Text:PDF
GTID:2279330467475641Subject:Environmental engineering
Abstract/Summary:PDF Full Text Request
China is in the context of the rapid development of urbanization, rapid urbanization process has brought many benifits to the economic and social development while bringing a lot of problems and stress to the city’s ecological environment.Problems such as overpopulated, housing shortage, shortage of resources, environmental pollution, shortage of land resources, the natural ecological system atrophy, loss of biodiversity and so on increasingly emergent, which brought challenges to the city’s development.The coordinated development of urbanization and ecological environment is an objective need for sustainable urban development.Based on foreign and domestic research of urbanization impact on the ecological environment, with the example of Guanzhong urban agglomeration, this article collects and collates8indicators of Guanzhong urban agglomeration urbanization in terms of population, economy, urban land use between the decade2000-2010, it also analyzes and calculations ecological environment21indicators of ecosystem structure, environmental conditions and environmental pressures etc.Thus truly reflect the condition of urbanization and ecological environment in Guanzhong urban agglomeration between2000and2010. Then, horizontal and vertical comparison of citys in the agglomerations of different years is conducted.The reasons for change of urbanization and ecological environment are summarized. While using ArcGIS software drawn change map in the decade, and thus more clear and intuitive to show the temporal and spatial variation of urbanization and ecological environment conditions in Guanzhong urban agglomeration in the ten years. In general, Guanzhong urban agglomeration and city ecological environment presents a good development trend, but because of Guanzhong urban agglomeration in the city of high-speed development period, causing the pressure to the ecological environment is still very large, the overall quality of the ecological environment gradually reduced, the pollution of the environment problem is prominent, environmental governance still need to pay attention to and further strengthen. In the city of Guanzhong urban agglomeration process to continue rapid promotion, how to curb the trend of ecological environment deterioration, further improve the ecological environment quality, promote the city and ecological environment coordinated, orderly and sustainable development is particularly important, based on the actual of the Guanzhong urban agglomeration development, urbanization and ecological environment coordinated development countermeasures are put forward.
Keywords/Search Tags:the Guanzhong urban agglomeration, urbanization, the ecologicalenvironment and influence
PDF Full Text Request
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