In order to change the frequency of earthquakes has been detected before the earthquakes in the country Russia (1972) And North America (1973) [4, 5] prior to the earthquake in Kobe City. Country Japan In 1995, results in a significant change in the flow of groundwater. In addition to the temperature of the water increases [6] It also shows the concentration of chloride increased maximum value that detects four days before earthquakes. The concentration of the ion (Na +, Ca2 +, HCO3-, and SO42-) in groundwater, higher as well [6].
การแปล กรุณารอสักครู่..
