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Jilin University (2005)

Study on Land Desertification and Eco-Environmental Evolvement in the Songnen Plain

Du Chong

Titre : Study on Land Desertification and Eco-Environmental Evolvement in the Songnen Plain

Auteur : Du Chong

Grade : Doctoral Dissertation 2005

Université : Jilin University

Résumé partiel
The 21st century , global change and sustainable development of society has become the focus of world attention today , the main problem - ecological and environmental problems is one of the major issues facing human . Songnen Plain ecological and environmental problems of complexity , severity found in the research process to participate in the mentor research projects , a more accurate study of the ecological environment is difficult to use a single discipline , a single technical means , a single method , the need for multidisciplinary cross with penetration , integrated multi- technology means the integration of the study of complex ecological and environmental problems . Therefore, this paper Songnen Plain ecological and environmental problems - land desertification and ecological and environmental problems , applications multidisciplinary theory integrated RS - GIS -GPS - EIS multi-technology integration , the use of multi - source remote sensing data , remote sensing data , from the multi- time , multi- space , multi-scale Songnen Plain land desertification and ecological environment a dynamic research ; application of GIS spatial analysis functions , and extensive spatial data mining and extraction , land use spatial form model and land use type dynamic transformation model for rich micro- ecological environment research , quantitative information . The formation and development of the environment of Songnen Plain , salinization desertification system reveals its variation , combines the use of land resources and combating desertification . This article has some theoretical significance and reference value

Présentation (Dissertationtopic)

Page publiée le 4 mai 2013, mise à jour le 22 avril 2018