Seismologist Dr. Lucy Jones took time via Skype to answer questions from Eyewitness News viewers on how earthquake planning and response is different these days.
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Jones also talked about the recent swarm of earthquakes near the Salton Sea and whether that indicates a big quake is imminent.
Jones, who is now retired from the USGS, recently launched a podcast series with John Bwarie on earthquakes and preparedness entitled "Getting Through It."
"An earthquake is inevitable, but a disaster is not," Jones said.
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Among the topics she addressed with Eyewitness News:
To see her conversation with Phillip Palmer, watch the video above.
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