Foreshocks

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Related to Foreshocks: Seismic waves, Aftershocks

Mini-earthquakes that often precede the largest earthquake in a series

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aftershock

References in periodicals archive ?

Correspondence to Foreshocks, Main Shock and Aftershock Period

Field detection of microcracks to define the nucleation stage of earthquake occurrence

Nevertheless, the first foreshock before the August 10 main event did not precede the water level anomaly, and the October 25 main event was not accompanied by any foreshocks, only by a series of five aftershocks.

Results of two-years' seismo-hydrological monitoring in the area of the Hronov-Porici fault zone, Western Sudetes

Dependent events, such as foreshocks and aftershocks, in a sequence of earthquake events have to be identified before the earthquake risk can be estimated.

Methodology of site-specific seismic hazard analysis for important civil structure

These events encouraged me to become a geophysicist--to seek to understand the fundamental physics of earthquakes and learn, for example, why foreshocks preceded the quake in Haicheng, but not in Tangshan.

Jian Lin: worlds apart, but united by the oceans

"Statistical Features of Foreshocks in Comparison with Other Earthquake Clusters." Geophysical Journal International.

Subjective probability forecasts for recessions: evaluation and guidelines for use

The fracture of individual asperities has similar characteristics to the sequence of natural earthquakes, consisting of foreshocks, mainshock, and aftershocks.

Hierarchical fracture process in brittle rocks by means of high-speed monitoring of AE hypocenter

Think of them as signs of stress, foreshocks, as more powerful forces interact under the surface due to transformations in the technology of news distribution and, with this, the economics of journalism.

Symptoms of underlying stress in journalism

Meanwhile, racial tensions strained nearly to breaking as the foreshocks of the civil rights movement erupted.

Jacob Lawrence - Stories of the Soul

All the signs of catastrophe are there, but most of the people are oblivious to the foreshocks. Almost a decade after attempts to educate the public about this disease began, statistics bear testimony to a bleak future.

AIDS spreads in South Africa

For example, the question about the causes of earthquakes not only produces an illustrated explanation of seismic tremors, it also points the reader to articles on earthquake prediction, seismological differences between earthquakes and underground nuclear explosions, and on phenomena related to earthquakes, such as after shocks, foreshocks, and swarms.