Based on the absolute and relative gravity observations in North China from 2009 to 2014,spatial dynamic variations of the regional gravity field are obtained.
The disaster area of the Pishan M_S6.5 earthquake in 2015 is located in the southern margin of the Tarim Basin,where the natural condition are harsh,and the eco
For earthquake disaster mitigation, we use historical records and more complete intensity investigation data from 1500 to 2015 to analyze and estimate the seism