China Geological Survey issued a preliminary four-Chuan Wenchuan earthquake reason
After a detailed determination of earthquake parameters, the China Seismological Bureau to Wenchuan from the 7.8 magnitude earthquake revised to 8. Wenchuan earthquake had a preliminary conclusions of the reasons. China Geological Survey finds that the initial monitoring and evaluation, Wenchuan earthquake in India to the Asian plate subduction, resulting in rapid uplift of the Qinghai-Tibet Plateau caused by focal depth of 10 km -20 km and a longer duration, the huge destructive.
18 reporters from the Ministry of Land and Resources was informed that 15 years, China Geological Survey and the convening of Wenchuan earthquake-induced secondary analysis of the situation would Geological disasters, the Chinese Land and Resources Center for Remote Sensing airborne geophysical exploration, geological China Environmental Monitoring Center, Chinese Academy of Geological Sciences, Chinese Academy of Geological Sciences geology, geomechanics, and other units are based on surveys of experts to monitor and evaluate the results of the study, the disaster of "consultations" on the shape of the three conclusions.
First, the Indian plate subduction to Asia, resulting in rapid uplift of the Qinghai-Tibet Plateau. The slow movement of material plateau to the east, along the eastern edge of the plateau in the Longmen Mountains to the east structural zone squeezed, the Sichuan Basin under the rigid face of strong block to block, caused by tectonic stress energy of the long-term accumulation in the final Longmenshan Kitagawa - Ying Show the release of all of a sudden the region.
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