Recognizing Foreshocks from the 1 April 2014 Chile Earthquake

Science  16 May 2014:
Vol. 344, Issue 6185, pp. 700-702
DOI: 10.1126/science.1255202

You are currently viewing the summary.

View Full Text

Via your Institution

Log in through your institution

Log in through your institution


Are there measurable, distinctive precursors that can warn us in advance of the planet's largest earthquakes? Foreshocks have long been considered the most promising candidates for predicting earthquakes. At least half of large earthquakes have foreshocks, but these foreshocks are difficult or even impossible to distinguish from non-precursory seismic activity. The foreshocks for the 1 April 2014 Chile event and other recent large earthquakes suggest that observable precursors may exist before large earthquakes.