2016年4月20日星期三

Sierras Along California Nevada Line Long Overdue for Big Quake

Scientists say the Sierra’s eastern front is long overdue for a large earthquake along the California-Nevada line, where a magnitude-7 event expected on average every 30 years hasn’t occurred in six decades. Nevada Seismology Laboratory Director Graham Kent says the …

from News – Insurance Journal

没有评论:

发表评论