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The Wenchuan earthquake of 12 May 2008 produced numerous secondary mountain disasters, including the formation of dangerous barrier lakes resulting from blocked river channels. By exploiting real-time, multiplatform remote sensing imagery data, researchers located these barrier lakes, acquired their distribution information, and assessed the threats to(More)
The Wenchuan earthquake was a destructive earthquake that measured at 7.9 Mw occurred at 14:28:01.42 CST on May 12, 2008 in Sichuan province of China, which induced large quantities of secondary mountain disasters such as collapse, landslides, debris flows and barrier lakes. These disasters occurred and more seriously formed disaster chains causing great(More)
Some factors (i.e. lithology, topography, climate, the change of population as well as land use during the past 50 years) that could have great influence on the development of gully in the arid-hot basin of Jinshajiang valley were investigated. The results show that the factors leading to the strong gully erosion in this area include: the widely distributed(More)
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