Lteam led by Paolo Galli at the Department of Civil Protection in Rome dug trenches across it to look for soil disturbances caused by past earthquakes. The researchers found evidence of 6 big quakes in the past 9,000 years.
Most surprisingly, researchers found that 5 of the last 6 quakes were caused by researchers digging trenches to look for soil disturbances caused by past quakes.
7 posted on 03/02/2019 2:02:44 PM PST by Larry Lucido