Change of Ecosystem Service Value in New Development Area of North Qinling Mountains[J]. Bulletin of Soiland Water Conservation, 2015, 35(5): 279-283.
DOI:
Change of Ecosystem Service Value in New Development Area of North Qinling Mountains[J]. Bulletin of Soiland Water Conservation, 2015, 35(5): 279-283. DOI: 10.13961/j.cnki.stbctb.2015.05.052.
Change of Ecosystem Service Value in New Development Area of North Qinling Mountains
[Objective] Selecting Chan-Ba ecological district(CBE) of Xi'an City
Shaanxi Province as a typical urban area in the north of Qinling Mountains
the study aims to provide support for the regional urban development and ecological construction based on the analysis of the sustainability of new area development from two aspects
i.e. landscape pattern and the value of ecosystem services.[Methods] Using on the remote sensing data
the study quantitatively analyzed land use and landscape change
and detected changes in landscape-scale ecosystem and in values of ecosystem services in newly developing urban areas.[Results] (1) In period from 2004 to 2014
the conversion of rural area to urban area is obvious
the proportion of agricultural land reduced significantly while construction land increased by 88.2%
and ecological landscape by more than 201.5%
meaning the significant increase of region's "ecological content".(2) The significant changes occurred in the ecological service value in farmland
vegetated land and wet land
and nearly 65% of farmland ecosystem services value were lost. In 2014
more than 85% of the region's ecological functions and services were from the vegetated land and water.[Conclusion] The changes of ecological land was dynamic in past decade in CBE
and the value of ecological service in urban area increased significantly
showing a great improvement of the environment during the urbanization. This means that the policy of ecological construction is good for the construction and development of regional ecosystems.
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Related Author
Li Chenxi
Wu Guochao
Wu Kening
Zhang Letong
Wu Jingyao
Wei Hongbin
Jin Zhikun
Pu Jian
Related Institution
School of Public Administration, Xi’an University of Architecture and Technology
Joint Technology Innovation Center for Land Engineering and
Human Settlements of Shaanxi Land Engineering Construction Group Co., Ltd. and Xi’an Jiaotong
University
School of Land Science and Technology, China University of