Chapter
Nov 18, 2014
An Ecological Risk Evaluation of Land Utilization in Dalian
Publication: ICCREM 2014: Smart Construction and Management in the Context of New Technology
Abstract
With the city accelerating the process, it has brought a series of problems, of which the land use change is an important factor due to its direct influence on the urban ecological system structure and function. In this paper, years of Dalian city land use changing data and ecological data based on, using principal component analysis method, K means clustering comprehensive evaluation of land use change in the region ecological risk. The result show that, initially, ecological risks of land use had been more optimistic and the ecological environment of land use had been greatly improved in 2002-2011. Among them, the grade levels were above sensitive grade in 2002-2006, and the grade levels were below sensitive grade in 2007-2011. Ecological risk and the development of urban economic, land use changing unreasonable structure are closely related.
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© 2014 American Society of Civil Engineers.
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Published online: Nov 18, 2014
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Postgraduate, College of City and Environment, Liaoning Normal University, Dalian, Liaoning, China, 116029. E-mail: [email protected]
Professor, College of City and Environment, Liaoning Normal University, Dalian, Liaoning, China, 116029. E-mail: [email protected]
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