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GPS Solution Provides Three-Minute Tsunami Alerts
Researchers have shown that,
by using global positioning
systems (GPS) to measure
ground deformation caused by
a large underwater
earthquake, they can provide
... > full story
Research Helps Paint Finer Picture of Massive 1700 Earthquake
In 1700, a massive
earthquake struck the west
coast of North America, but
a lack of local
documentation has made
... > full story
Using Earthquake Sensors to Track Endangered Whales
Oceanographers used data
from seafloor seismometers
to analyze more than 300,000
fin-whale calls. By
triangulating the position
they created more than 150
... > full story
Western Indian Ocean Earthquake and Tsunami Hazard Potential Greater Than Previously Thought
Earthquakes similar in
magnitude to the 2004
Sumatra earthquake could
occur in an area beneath the
Arabian Sea at the Makran
... > full story
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How Should Geophysics Contribute to Disaster Planning?
May 16, 2013 — Earthquakes, tsunamis, and other natural disasters often showcase the worst in human suffering – especially when those disasters strike populations who live in rapidly growing communities in ... > full story -
Natural Disasters
Earthquakes
Tsunamis
Asteroids, Comets and Meteors
Earth Science
Near-Earth Object Impacts
Hearing the Russian Meteor, in America: Sound Arrived in 10 Hours, Lasted 10 More
May 3, 2013 — How powerful was February's meteor that crashed into Russia? Strong enough that its explosive entry into our atmosphere was detected almost 6,000 miles away in Lilburn, Ga., by infrasound sensors -- ... > full story -
Scientists Retrieve Temperature Data from Japan Trench Observatory
May 1, 2013 — With the successful retrieval of a string of instruments from deep beneath the seafloor, an international team of scientists has completed an unprecedented series of operations to obtain crucial ... > full story -
Finding a Sensible Balance for Natural Hazard Mitigation With Mathematical Models
April 30, 2013 — Uncertainty issues are paramount in assessing risks posed by natural hazards and in developing strategies to alleviate their consequences. A new model estimates the balance between costs and benefits ... > full story -
No Redoubt: Volcanic Eruption Forecasting Improved
April 29, 2013 — Forecasting volcanic eruptions with success is heavily dependent on recognizing well-established patterns of pre-eruption unrest in the monitoring data. But in order to develop better monitoring ... > full story -
Earth's Center Is 1,000 Degrees Hotter Than Previously Thought, Synchrotron X-Ray Experiment Shows
April 25, 2013 — The temperature near Earth's center is 6,000 degrees Celsius, 1,000 degrees more than given in an experiment 20 years ago. This experiment with synchrotron X-rays confirms geophysical models that ... > full story -
Calculating Tsunami Risk for the US East Coast
April 19, 2013 — The greatest threat of a tsunami for the US East Coast from a nearby offshore earthquake stretches from the coast of New England to New Jersey, according to ... > full story -
After Major Earthquake: A Global Murmur, Then Unusual Silence
April 19, 2013 — In the global aftershock zone that followed the major April 2012 Indian Ocean earthquake, seismologists noticed an unusual pattern -- period of quiet, without a large quake. Why did this period of ... > full story -
Measuring the Hazards of Global Aftershock
April 19, 2013 — The entire world becomes an aftershock zone after a massive magnitude (M) 7 or larger earthquake -- but what hazard does this pose around the ... > full story -
Mine Disaster: Hundreds of Aftershocks
April 19, 2013 — A new study has identified hundreds of previously unrecognized small aftershocks that happened after Utah's deadly Crandall Canyon mine collapse in 2007. The aftershocks suggest the collapse was as ... > full story
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