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Research On The Impact Factor Analysis Of Forest Ecosystem Service Function Based On The Structural Equation Modeling

Posted on:2013-06-03Degree:MasterType:Thesis
Country:ChinaCandidate:D LiuFull Text:PDF
GTID:2231330371975218Subject:Population, resource and environmental economics
Abstract/Summary:PDF Full Text Request
Since the21th century, the increasingly prominent contradiction between population, resources and environment, Because human sustainably use the resources needed for ecological and development, as a consequence, it leads to natural system degradation and economic development lag behind. Forest has the most species, the highest biological production of the land ecological system, With its huge productivity maintain the various types of consumers, And it’s also the most easily to get useful resources natural system for human.According to the Millennium Ecosystem Assessment Framework (MA), using the structural equation model to assess the forest ecosystem service function and its influencing factors in shandong province. From each factor on the forest ecosystem service function extent corresponding to analyze how to improve forest ecosystem service function, to get the improvement of human welfare,The results show that:forest ecosystem services are seriously disturbed by human actions in Shandong province (β=0.38), more than the forest sustainable development (β=0.42) and the forest structure (β=0.17); Forest ecological system service to human health, human relationship with forest influencing the cultural function (β=0.54), regulate is adjustment\support functions (β=0.18).Such basic results were drawn that though there were high capacities of supporting services of ecosystem in Shandong province, there were also intense conflicts between human being and natural ecosystem, and among human requirement, economical development and ecosystem.According to the analysis of the importance ecosystem services and the problems of ecosystem, based on the national forestry development level3division standard in shandong province, give the improvement measures and suggestions to the survey regions, which could direct the implementation of ecosystem restoration and ecological management, so as to achive sustainable development of regional ecosystem.
Keywords/Search Tags:forest ecosystem service function, structural equation modeling, effectfactors, forest resources in Shangdong
PDF Full Text Request
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