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August, 8, 2010 morning, Zhouqu County, Gansu Province, because of sudden heavy rainfall, the Sanyanyu and Luojiayu gully north of the county discharged, from north to south rushed into the town, and Bailong River was blocked by debris flows to form the barrier lake. Zhouqu County South and North Riverside Road were submerged, most buildings and bungalows in Bailong riverside serious submerged. Zhouqu...
A strong earthquake will cause a large number of residential damage, casualties, severely holding back regional economic development. Rapid extraction of information on disasters is critical to acquire the disaster index and disaster assessment, and emergency rapid response can be effective in reducing seismic disaster losses and casualties. Beijing April 14, 2010, Yushu County, Yushu Tibetan Autonomous...
With the development of sensor technology and the number of sensors increasing, from a single visible light patterns into multi-sensor mode, accumulation and application of spatial data constantly expanding and access to remote sensing satellites technology and the close integration of resources and environment and Earth system science, etc. new demands on remote sensing applications and handle is...
Land use change is the forefront of global change research and hot topics, and the research on Change of land use dynamic monitoring is an important part of the land use change research. To the city of Dujiangyan Dam as an example, using the Landsat TM image data of 1994, 2007 and 2008 we made a research on monitoring the 14 years land use change with the RS and GIS Technology. We also use Markov...
The Ms 8.0 Wenchuan earthquake, occurred on 12 May 2008 in Sichuan Province, caused enormous property damages and human casualties. In order to remove threat from the secondary landslides effectively, this study used techniques of remote sensing and GIS to generate susceptibility map, taking the case of Wenchuan County. The factors controlling landslides are obtained from geological maps and DEM,...
Emergency response models for emergency events have been studied widely by scholars at home and abroad in recent years. The major consideration in these researches is the elements involved in the emergency response phase, which do not consider the lifecycle of emergency management. According to the characteristics of different stages in the lifecycle of emergency management, this paper constructed...
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