Under the auspices of National Natural Science Foundation of China (No. 40771170);Beijing Municipal Natural Science Foundation (No. 8082010)
Based on multi-source data,this paper evaluated the economic value of ecological services in the Yeyahu Wetland Nature Reserve,Beijing,China.The ecological services of wetland included gas regulation,water quality im-...
Under the auspices of National Natural Science Foundation of China (No. 40871241, 40771170);National High Technology Research and Development Program of China (No. 2007AA12Z176)
Wetland research has become a hot spot linking multiple disciplines presently. Wetland classification and mapping is the basis for wetland research. It is difficult to generate wetland data sets using traditional meth...
Under the auspices of National High Technology Research and Development Program of China (No. 2007AA12Z176);National Natural Science Foundation of China (No. 40771170);Natural Science Foundation of Beijing (No. 8082010)
Taking a typical inland wetland of Honghe National Nature Reserve (HNNR), Northeast China, as the study area, this paper studied the application of L-band Synthetic Aperture Radar (SAR) image in extracting eco-hydrolo...
the National Hi-Tech Research and Development Program of China (Grant No. 2006AA120104);the National Natural Science Foundation of China (Grant No. 40771170);the National Basic Research Program of China ("973") (Grant No. 2006CB708405)
Using aerial photos and high resolution satellite images of the year of 2004,this paper establishes remote sensing interpretation marks of the Great Wall of Ming Dynasty's damaged levels. Based on field survey and rem...