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Innovation: Tsunami Detection by GPS
QuickBird satellite image of Kalutara Beach on the southwestern coast of Sri Lanka showing the receding waters and beach damage from the Sumatra tsunami.( Credit: Digital Globe) How Ionospheric...
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On the Edge: Tracking Slips and Creeps: Earthquake Monitoring Gets...
By Tracy Cozzens The Earth’s surface is constantly shifting, being deformed as earthquake faults accumulate strain, and slip or slowly creep over time. Not long ago, scientists relied solely on...
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On the Edge: Southwest Shakes
By Tracy Cozzens Using a large network of GPS stations, a team of researchers has found that the Rio Valley Rift in the Southwest United States — previously suspected to be dead — is slowly expanding,...
View ArticleResearchers See Ionospheric Signature of North Korean Nuclear Test
The explosion of an underground nuclear device by North Korea this week disturbed the Earth’s ionosphere. The blast generated infrasonic waves that propagated all the way to the upper atmosphere...
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Trimble Offers GNSS Reference Receiver, Seismic Recorder
The Trimble SG160-09 SeismoGeodetic system. Trimble has introduced an integrated GNSS reference receiver, broadband seismic recorder and a force-balance triaxial accelerometer for infrastructure and...
View ArticleION Seeks Abstracts for Pacific PNT 2015, PTTI Registration Opens
Abstract submissions are now being accepted for The Institute of Navigation’s (ION) Pacific PNT Conference, to be held April 20-23, 2015, at the Waikiki Beach Marriott, Honolulu, Hawaii. Abstracts are...
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Septentrio’s PolaRx5 updated with seismic monitoring, advanced CORS
The Septentrio PolaRx5 GNSS receiver. Septentrio has released version 5.1.0 firmware for the PolaRx5 product line of GNSS reference receivers. The 5.1.0 firmware brings new features for file...
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Early earthquake warnings: GNSS could enable 10-second alerts
Previous research suggests that not until halfway through a rupture (90 seconds for a magnitude-9 quake) can magnitude be predicted. Geodetic GNSS data could bring this down to as little as 10 seconds...
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