Surplus or Deficit? Spatiotemporal Variations of the Supply, Demand, and Budget of Landscape Services and Landscape Multifunctionality in Suburban Shanghai, China
Department
Lebenswissenschaftliche Fakultät
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Abstract
Landscape services are inevitably interlinked with human wellbeing. It is essential to assess landscape services and multifunctionality from both supply and demand points of view toward sustainable landscape management. This study focused on the spatiotemporal variations of the supply, demand, and budget of landscape services in suburban Shanghai, China, including crop production, nutrient regulation, air-quality regulation, soil-erosion regulation, water purification, and recreation and aesthetical value. A new index landscape multifunctionality budget (BMFI) was developed, integrating the budget status of surplus and deficit with landscape management. Spatial autocorrelation analysis and regression analysis were conducted to identify spatial agglomeration and influencing factors of BMFI. Pronounced spatiotemporal heterogeneity of landscape services was observed. BMFI was in surplus status in 2005 and 2010, but turned to deficit in 2015. Landscape service budgets generally followed the spatial pattern of positive in the west and negative in the east. Budget deficits covered half of the villages in 2015, which were mainly situated near central Shanghai with high population density, high average income, and a fragmented and less diverse landscape pattern. Rapid urban sprawl and the following land-cover changes are the main drivers for the spatiotemporal variations. Landscape function zoning with effective economic development and ecological conservation policies can comprehensively improve the competitiveness achieving sustainable future.
Description
Keywords
landscape services, multifunctionality, supply, demand, budget, spatiotemporal variations, suburb, landscape management
Dewey Decimal Classification
333.7 Natürliche Resourcen, Energie und Umwelt, 690 Bau von Gebäuden
References
Publisher DOI: 10.3390/su10103752
Citation
Sun, Jin, Liu, Liming, Müller, Klaus, Zander, Peter, Ren, Guoping, Yin, Guanyi, Hu, Yingjie.(2018). Surplus or Deficit? Spatiotemporal Variations of the Supply, Demand, and Budget of Landscape Services and Landscape Multifunctionality in Suburban Shanghai, China. Sustainability, 10(10). 10.3390/su10103752