[1]Mamattursun·Eziz,Hamid·Yimit,Zulpiya·Mamat,et al.Effects of Land Use Change on Ecosystem Service Value in Yanqi Basin[J].Research of Soil and Water Conservation,2012,19(06):137-141.
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Research of Soil and Water Conservation[ISSN 1005-3409/CN 61-1272/P] Volume:
19
Number of periods:
2012 06
Page number:
137-141
Column:
Public date:
2012-12-20
- Title:
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Effects of Land Use Change on Ecosystem Service Value in Yanqi Basin
- Author(s):
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Mamattursun·Eziz1,2, Hamid·Yimit2, Zulpiya·Mamat3, LI Jian-tao3
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1. Postdoctoral Station for Theoretical Economics, Xinjiang University, Urumqi 830046, China;
2. College of Geographical Science and Tourism, Xinjiang Normal University, Urumqi 830054, China;
3. Key Laboratory of Oasis Ecology, Ministry of Education, Urumqi 830046, China
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- Keywords:
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land use change; ecosystem services value; ecosystem service functions; Yanqi Basin
- CLC:
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F301.24
- DOI:
-
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- Abstract:
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The effects of land use change on ecosystem service value and functions in Yanqi Basin, Xinjiang Ughur Autonomous Region were analyzed using romote sensing data in 1990, 2000 and 2011, and the evaluation method of terrestrial ecosystem services value of China. The results indicated that: (1) intensive land use change has happened in Yanqi Basin within 1990-2011; (2) the total ecosystem services value increased from 8 214.0 million Yuan in 1990 to 8 673.0 million Yuan in 2011, it increased 5.59%, about 459.0 million Yuan. The yearly net increase of ecosystem service value was about 30.23 Yuan per hectare. The increase of total ecosystem services value was resulted from the increase of total area of water bodies and wetland. The changes of the ecosystem services value provided by grassland were the highest, it changed about 14.94%; (3) the overall rank order for each ecosystem functions based on their contributions to the total ecosystem services value of the area was as follows (from high to low): waste treatment, water supply, climate regulation, recreation and culture, biodiversity protection, soil formation, food production, gas regulation, and raw material; (4) results of sensitivity analysis showed that the ecosystem services value estimated in Yanqi Basin was relatively inelastic with respect to the value coefficients, and the results of the study was reliable.