usgs in the news.

Frequent Earthquakes Continue For Second Day

אוגוסט 9, 2012

A rise in Earthquakes in California and Alaska continued into a second day.

Alaska had three earthquakes strike in just over a two hour period. A 2.7 magnitude quake struck south of Seward, Alaska at 10:18. ליד 11:43, a 4.9 quake struck southeast of Whittier, Alaska with a second 3.0 magnitude quake hitting in the same area about 50 דקות לאחר מכן. (יותר…)

Researchers Tie Fracking To Rise In Earthquakes

אפריל 13, 2012

מתגורר בארה"ב. Geological Survey researchers have said that a series of earthquakes across the middle of the United States might be the result of “fracking” to release natural gas and not a natural occurrence. (יותר…)