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U.S. Geological Survey    

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Atmospheric rivers aren’t a new phenomenon on the West Coast, but this type of storm has drawn greater attention in recent years as scientists … 查看更多内容

常见问题解答

问:
Can you predict earthquakes?
答:
No. Neither the USGS nor any other scientists have ever predicted a major earthquake. We do not know how, and we do not expect to know how any...
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