News tagged with seismological society of america
Warning signs from ancient Greek tsunami
In the winter of 479 B.C., a tsunami was the savior of Potidaea, drowning hundreds of Persian invaders as they lay siege to the ancient Greek village. New geological evidence suggests that the region may still ...
Space & Earth / Earth Sciences
Apr 19, 2012 |
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Pattern of large earthquakes on San Jacinto fault identified with help of LiDAR
The San Jacinto Fault (SJF) Zone is a seismically active, major component of the overall southern San Andreas Fault system. Researchers from San Diego State University (SDSU) and U.S. Geological Survey have mapped evidence ...
Space & Earth / Earth Sciences
Mar 29, 2012 |
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Haiti should brace for more devastating quakes: study
The 2010 earthquake that devastated southern Haiti may have opened a new era of seismic activity and residents should brace for more massive temblors, said a US study on Thursday.
Space & Earth / Earth Sciences
Jan 26, 2012 |
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Trial opens against scientists for Italy quake
Seven scientists and other experts went on trial on manslaughter charges Tuesday for allegedly failing to sufficiently warn residents before a devastating earthquake that killed more than 300 people in central ...
Sep 20, 2011 |
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Lake-effect theory sinks, but quake timing questions go on
(PhysOrg.com) -- A chronology of 1,000 years of earthquakes at the southern end of the San Andreas Fault nixes the idea that lake changes in the now-dry region caused past quakes. However, researchers say, ...
Space & Earth / Earth Sciences
Feb 10, 2011 |
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Panama Canal, Panama City at risk of large earthquake, says new research
New data suggest that the Limon and Pedro Miguel faults in Central Panama have ruptured both independently and in unison over the past 1400 years, indicating a significant seismic risk for Panama City and the Panama Canal, ...
Space & Earth / Earth Sciences
Nov 18, 2010 |
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2008 Wenchuan earthquake: a landmark in China's history
The devastating 2008 Wenchuan earthquake marks a defining moment for China's earthquake science program. The focus of a special November issue of the prestigious Bulletin of the Seismological Society of America (BSSA), the M 7.9 ear ...
Space & Earth / Earth Sciences
Nov 06, 2010 |
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Like fireflies, earthquakes may fire in synchrony
In nature, random signals often fall mysteriously in step. Fireflies flashing sporadically in early evening soon flash together, and the same harmonic behavior can be seen in chirping crickets, firing neurons, ...
Space & Earth / Earth Sciences
Jun 18, 2010 |
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Early warning systems underestimate magnitude of large earthquakes
Scientists seek to create reliable early warning systems that accurately estimate the magnitude of an earthquake within the first seconds of rupture. In this paper published by the Bulletin of the Seismological Society of ...
Space & Earth / Earth Sciences
Jan 28, 2009 |
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'Fossil earthquakes' abundant
Rocks formed only under the extreme heat and friction during earthquakes, called pseudotachylytes, may be more abundant than previously reported, according to new research focused on eight faults found in the Sierra Nevada. ...
Space & Earth / Earth Sciences
Jan 28, 2009 |
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New liquefaction hazard maps of Santa Clara Valley, Northern California
New hazard maps for communities from San Jose to Palo Alto in Northern California delineate the probability of earthquake-induced liquefaction, based on three scenarios: a magnitude 7.8 on the San Andreas ...
Space & Earth / Earth Sciences
Jan 27, 2009 |
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