Results 71 to 80 of about 2,274,072 (233)

Quantification of earthquake diagnostic effects to assess low macroseismic intensities [PDF]

open access: yesNatural Hazards, 2020
AbstractA large amount of data about earthquake effects, supplied by citizens through a web-based questionnaire, enabled the analysis of the occurrence of many of the effects on humans and objects listed in macroseismic scales descriptions. Regarding the other diagnostic effects (rattling, moving, shifting, falling or overturning depending of the ...
Paola Sbarra   +3 more
openaire   +2 more sources

National‐scale Mapping of the Expected Earthquake Magnitude for Soil Liquefaction Triggering Analyses in Italy

open access: yesEarthquake Spectra, Volume 42, Issue 1, February 2026.
This paper introduces a procedure to estimate moment magnitude (MW) in earthquake‐induced soil liquefaction probabilistic risk assessment. The method is based on using the historical seismicity modelled with a truncated Gutenberg‐Richter (G‐R) relation, jointly with an empirical model linking the MW to the maximum source‐to‐site distance at which soil ...
Ali Güney Özcebe   +3 more
wiley   +1 more source

Beyond Deaths and Dollars: Modeling Requirements to Support Equity‐Focused Disaster Risk Management

open access: yesEarthquake Spectra, Volume 42, Issue 1, February 2026.
The disaster risk modeling framework has long focused on quantifiable impact metrics to assess a hazard's potential direct effects, such as fatalities (deaths) and economic losses (dollars). Over time, as the framework has expanded to inform both public and private applications, additional impact metrics that more directly consider the societal roots ...
Sabine Loos   +3 more
wiley   +1 more source

The recent 2007 Portugal earthquake (Mw=6.1) in the seismotectonic context of the SW Atlantic area [PDF]

open access: yes, 2007
An event of magnitude Mw 6.1(EMSC) occurred on 12/02/2007 at 10:35 UTC off coast of South-Western Portugal. The earthquake had its epicentre in the eastern Horseshoe Abyssal Plain, at 175 km South-West of San Vicente Cape (Figure 1).
Bezzeghoud, M.   +3 more
core  

Revised History of Pleistocene Vertical Motions in NE Sicily and Southern Calabria, Italy, From 40Ar/39Ar Dating and Fault Zone Morphology

open access: yesTectonics, Volume 45, Issue 2, February 2026.
Abstract Long‐term rates of crustal uplift in southern Calabria and NE Sicily are incompletely understood due to limited information about the age of marine terraces at 1.0–1.3 km above sea level (asl). This study provides a new constraint on high‐elevation terrace ages through integrated analysis of geochronology, stratigraphy, shoreline modeling, and
Rebecca J. Dorsey   +5 more
wiley   +1 more source

Do seismologists agree upon epicentre determination from macroseismic data? A survey of ESC Working Group ' Macroseismology'

open access: yesAnnals of Geophysics, 1996
In contrast to the case of instrumental data, the procedures for epicentral parameter determination (coordinates and I0) from macroseismic data are not very well established. Although there are some "rules", upon which most seismologists agree (centre of
M. Stucchi, R. M. W. Musson, I. Cecic
doaj   +1 more source

The vulnerability assessment of current buildings by a macroseismic approach derived from the EMS-98 scale [PDF]

open access: yes, 2007
A hierarchical family of Damage Probability Matrices (DPM) has been derived in this paper from the ones implicitly contained in the EMS-98 Macroseismic Scale for 6 vulnerability classes. To this aim the linguistic definitions provided by the scale, and
Bernardini, A.   +3 more
core  

Keeping the History in Historical Seismology: The 1872 Owens Valley, California Earthquake [PDF]

open access: yes, 2008
The importance of historical earthquakes is being increasingly recognized. Careful investigations of key pre‐instrumental earthquakes can provide critical information and insights for not only seismic hazard assessment but also for earthquake science. In
Hough, Susan E.
core   +1 more source

Geological and Historical‐Based Approaches to Define Scenario Earthquake: Case‐Studies and Application at Municipality‐Scale in Italy

open access: yesEarthquake Engineering &Structural Dynamics, Volume 54, Issue 15, Page 3828-3845, December 2025.
ABSTRACT This study compares two approaches for determining earthquake magnitude (M) and source‐to‐site distance (R) to assess seismic scenarios in Italy. The first method relies on geological criteria from the Italian seismogenic sources database (DISS3.3.0), while the second method uses historical earthquakes from the DBMI‐CPTI15 Italian catalogue ...
Sgobba Sara   +3 more
wiley   +1 more source

SEISMIC HAZARD MAP FOR THE ITALIAN TERRITORY USING MACROSEISMIC DATA

open access: yesEarth Sciences Research Journal, 2006
A seismic hazard map, in terms of macroseismic intensity, is proposed for the Italian continental territory and Sicily, which has a 10% probability of exceedance in 50 years.
Gómez C. Augusto A.
doaj  

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