Something Unexpected and Weird Is Happening Beneath California’s Deadliest Faults

Reblogged from Trump:The American Years

Full story at Gizmodo. Reblogged on 9/23/18. See “earthquakes, san bernardino, san andreas”.

Trump:The American Years

The detection of strange, unpredicted behavior deep below the surface near the San Andreas and San Jacinto faults suggests scientists have an incomplete understanding of the processes responsible for earthquakes in the region.Over the past four decades, geoscientists have recorded thousands of small earthquakes in California’s San Bernardino basin near the San Andreas and San Jacinto faults. New research published in Geophysical Research Letters suggests many of these quakes, some of which occur at depths between 6 and 12 miles (10 and 20 kilometers), are exhibiting surprising deformation patterns. Instead of slipping in a horizontal manner, many of these earthquakes show vertical movement far below the surface.

Source: Something Unexpected and Weird Is Happening Beneath California’s Deadliest Faults

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