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The eco-environmental regionalization is a comprehensive division process based on the geographical differences of regional eco-environment status. Compared to the traditional method, spatial analysis is more and more used to get the main characteristic of the eco-environment before regionalization. In this paper, TM, SPOT and QuickBird images of 2000-2008 are taken as data sources. And using Remote...
To investigate the state and degradation degree of wetland ecosystem in Dagu River estuary, the comprehensive assessment index (CEI) method was employed. A set of assessment indicator system was established based on the pressure-state-response (PSR) model. In this study, wetland landscape pattern and some data was interpreted from Landsat-TM images in 2000 and 2003 for the subsequent ecosystem health...
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