Results 11 to 20 of about 6,295 (213)

High probability of successive occurrence of Nankai megathrust earthquakes

open access: yesScientific Reports, 2023
Great earthquakes along the Nankai megathrust in south-western Japan feature in the top priority list of Japan’s disaster management agenda. In May 2019, an alert system was incepted to issue public warnings when the probability of an earthquake ...
Yo Fukushima   +2 more
doaj   +3 more sources

Sumatran Megathrust Earthquakes: From Science to Saving Lives [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2006
Most of the loss of life, property and well-being stemming from the great Sumatran earthquake and tsunami of 2004 could have been avoided and losses from similar future events can be largely prevented.
Sieh, Kerry
core   +7 more sources

Near-field propagation of tsunamis from megathrust earthquakes [PDF]

open access: yesGeophysical Research Letters, 2007
We investigate controls on tsunami generation and propagation in the near-field of great megathrust earthquakes using a series of numerical simulations of subduction and tsunamigenesis on the Sumatran forearc. The Sunda megathrust here is advanced in its
Antonioli, Andrea   +9 more
core   +7 more sources

Global variations of large megathrust earthquake rupture characteristics. [PDF]

open access: yesSci Adv, 2018
Regional patterns of large earthquake rupture complexity are revealed by a new measure, REEF (radiated energy enhancement factor).
Ye L, Ye L, Kanamori H, Lay T.
europepmc   +6 more sources

Comprehensive earthquake-induced landslide inventory dataset of the 2010 Chile megathrust earthquake. [PDF]

open access: yesData Brief
Chile is one of the most seismically active countries on Earth and is often associated with cascading hazards, such as ground shaking, liquefaction, tsunamis, and coseismic landslides. Additionally, removal mass is a global hazard with devastating impacts resulting in thousands of fatalities every year, substantial economic losses, and long-term ...
Serey A, Sepúlveda SA.
europepmc   +3 more sources

Mega-earthquakes rupture flat megathrusts [PDF]

open access: yesScience, 2016
Mega-earthquakes go the flat way Megathrust faults in subduction zones cause large and damaging earthquakes. Bletery et al. argue that certain geometric features of the subduction zones relate to earthquake size. The key parameter is the curvature of the megathrust.
Bletery, Q.   +5 more
openaire   +3 more sources

Coulomb stress change on inland faults during megathrust earthquake cycle in southwest Japan

open access: yesEarth, Planets and Space, 2020
In the subduction zone, megathrust earthquakes may modulate the shallow crustal seismicity in the overriding plate. Historical documents indicate the frequent occurrence of large shallow crustal earthquakes in the overriding continental plate 50 years ...
Tsukasa Mitogawa, Takuya Nishimura
doaj   +1 more source

Nucleation process of the 2011 northern Nagano earthquake from nearby seismic observations

open access: yesScientific Reports, 2021
The 2011 magnitude (M) 9.0 Tohoku-oki earthquake was followed by seismicity activation in inland areas throughout Japan. An outstanding case is the M6.2 Northern Nagano earthquake, central Japan, occurred 13-h after the megathrust event, approximately ...
Kengo Shimojo   +3 more
doaj   +1 more source

Learning from a Disastrous Megathrust Earthquake

open access: yesEos, 2021
Ten years of interdisciplinary studies since the disastrous Tohoku-oki earthquake have improved our knowledge of earthquake-cycle processes and hazard, but prediction of such events remains elusive.
Naoki Uchida, Roland B�rgmann
openaire   +1 more source

Offshore Landward Motion Shortly After a Subduction Earthquake Implies Rapid Relocking of the Shallow Megathrust

open access: yesGeophysical Research Letters, 2023
Geodetic observations after large subduction earthquakes reflect multiple postseismic processes, including megathrust relocking. The timing of relocking and the observational constraints on it are unclear.
Mario D’Acquisto, Rob Govers
doaj   +1 more source

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