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Chinese Journal of Ecology ›› 2022, Vol. 41 ›› Issue (9): 1813-1824.doi: 10.13292/j.1000-4890.202206.015

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Landscape ecological risk analysis of urban agglomeration in the central basin of Shanxi from the perspective of “production-living-ecological spaces”.

GUO Yan-jun, GUO Wen-jiong*   

  1. (Shanxi Collaborative Innovation Center for Coordinated Urban and Rural Development, Taiyuan Normal University, Jinzhong 030619, Shanxi, China).

  • Online:2022-09-10 Published:2022-09-14

Abstract: The urban agglomeration in the central basin of Shanxi is a densely populated and economic area. The spatial pattern of the “production-living-ecological spaces” of the agglomeration is significantly influenced by humans and trigger changes in landscape ecological risks, which deserves more attention. Based on the land use data in 1980, 2000, 2010 and 2018, the whole region was divided into production-living-ecological spaces according to their dominant functions, aiming to analyze the increase and decrease of the area and the situation of land type transformation in three types of space. An ecological risk evaluation model was constructed by the landscape index to quantitatively measure the degree of regional risk. Using the methods of grid GIS, spatial autocorrelation, and Kriging interpolation, we comprehensively explored the distribution and clustering characteristics and the spatial-temporal pattern evolution of landscape ecological risks, as well as the driving factors. The area of the region was dominated by agricultural production space, which was decreasing year by year and mostly transferred to urban-rural living and industrial mining production spaces. Woodland and grassland ecological spaces took high proportions and were frequently transferred to each other. The area of urban, rural living and industrial mining production spaces transferred from other types were significantly expanded, with 1216.75 km2enhancement compared with the initial period. The production-living-ecological spaces in this region were correlated with the landscape ecological risk. Urban living space was at a low risk. Woodland was at a lower risk. Grassland was at medium risk level. Rural living, agricultural production and industrial mining production spaces formed a higher risk area in the basin. Waters and other ecological spaces had the highest risk. The spatial autocorrelation of landscape ecological risk was strong, with obvious highhigh and low-low clustering patterns. The overall trend of landscape ecological risk in the region from 1980 to 2018 was upward, as indicated by the facts that the proportion of area with higher and high risk was totally increased by 6.47% and that each risk area mostly shifted to a higher level. In the period of rapid urbanization from 2000 to 2010, there was a large change in the transformation of production-living-ecological spaces, and the average value of landscape ecological risk index increased from 0.3042 to 0.3140.


Key words: production-living-ecological spaces, land use/cover change, landscape ecological risk, urban agglomeration in the central basin of Shanxi.