Using 'dark fiber' located in tunnels underneath the SMU campus, researchers are monitoring seismic activity.
When you think of a science lab, you probably picture a room with beakers, and researchers in white coats. The lab for"So we're currently in a tunnel underneath one of the buildings at SMU," Arrowsmith said."So this is basically a bundle of communication fibers that go all around campus."Arrowsmith and Sharma are taking advantage of unused telecommunications fibers, called 'dark fiber' to detect and measure earthquakes.
Above ground, Arrowsmith taps on a metal manhole cover while Sharma looks at a readout on the computer, as they pinpoint where along the fiber there is movement. It's not limited to earthquakes. For Sharma, the study of earthquakes isn't just science...it's personal. She grew up in India and witnessed the destruction a major quake can do.Sharma knows first-hand the need for early warning, but getting traditional seismometer sensors into remote areas can be difficult, that's where using 'dark fiber' could help.
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