Seafloor sensors listen to quake zone rumblings
Friday, August 19, 2011 - 18:30
in Earth & Climate
The Cascadia subduction zone — a tectonic border region where the oceanic Juan de Fuca plate is grinding slowly beneath the North American plate — stretches from Northern California up to Vancouver Island. And although scientists are busily studying the fault, which has produced massive earthquakes in the past, some aspects of Cascadia's character and structure remain largely mysterious.