China builds world's largest earthquake early warning system
The main construction task of China's earthquake early warning system has been completed, and final completion and acceptance is expected to be completed by the end of this year, according to Min Yiren, head of the China Earthquake Administration (CEA).
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According to research published by the Northwestern Seismological Journal in 2002, being aware of an earthquake three seconds ahead can save 14 percent of casualties, 10 seconds can save 39 percent of casualties and 20 seconds can save 63 percent of casualties.
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