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In order to research the vegetation cover variation in Yunnan province, the Normalized Difference Vegetation Index (NDVI) is utilized to demonstrate the spatio-temporal distribution of vegetation cover. After applying the international universal Maximum Value Composites (MVC) technique for further increasing accuracy, every grid value of GIMMS NDVI is calculated and then compared in spatio-temporal...
The variations characteristic of vegetation and their relationship with climate variables in Maqu County of Yellow river upper reaches area between 1982 and 2003 were examined by using the monthly GIMMS NDVI data and local meteorological records. It indicated that the annual mean of NDVI increased weakly from 1982 to 2003, and the NDVI increase speed is the fastest in summer, the spring NDVI increased...
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