Results 11 to 20 of about 8,914 (241)

The Osmium Isotope Signature of Phanerozoic Large Igneous Provinces

open access: yesGeophysical Monograph Series, Page 229-246., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Alexander J. Dickson   +2 more
wiley  

+21 more sources

Real-time automatic uncertainty estimation of coseismic single rectangular fault model using GNSS data

open access: yesEarth, Planets and Space, 2021
Rapid estimation of the coseismic fault model for medium-to-large-sized earthquakes is key for disaster response. To estimate the coseismic fault model for large earthquakes, the Geospatial Information Authority of Japan and Tohoku University have ...
Keitaro Ohno   +7 more
doaj   +1 more source

Source location of volcanic earthquakes and subsurface characterization using fiber-optic cable and distributed acoustic sensing system

open access: yesScientific Reports, 2021
We present one of the first studies on source location determination for volcanic earthquakes and characterization of volcanic subsurfaces using data from a distributed acoustic sensing (DAS) system.
Takeshi Nishimura   +7 more
doaj   +1 more source

Application of Phase-Only Correlation to Travel-Time Determination in GNSS-Acoustic Positioning

open access: yesFrontiers in Earth Science, 2021
The GNSS-acoustic technique is a geodetic method for oceanic areas that combines GNSS positioning of a sea-surface platform and acoustic ranging of seafloor stations.
Chie Honsho   +5 more
doaj   +1 more source

Seafloor observations indicate spatial separation of coseismic and postseismic slips in the 2011 Tohoku earthquake

open access: yesNature Communications, 2016
Postseismic slip of the 2011 Tohoku earthquake in Japan has occurred on the plate interface, but quantifying the slip has been difficult due to a lack of seafloor data.
Takeshi Iinuma   +6 more
doaj   +1 more source

Updated absolute gravity rate of change associated with glacial isostatic adjustment in Southeast Alaska and its utilization for rheological parameter estimation

open access: yesEarth, Planets and Space, 2022
In Southeast Alaska (SE-AK), rapid ground uplift of up to 3 cm/yr has been observed associated with post-Little Ice Age glacial isostatic adjustment (GIA). Geodetic techniques such as global navigation satellite system (GNSS) and absolute gravimetry have
Kazuhiro Naganawa   +6 more
doaj   +1 more source

Resilience in a noisy urban system

open access: yesRegional Science Policy &Practice, EarlyView., 2023
Abstract The ability of cities to recuperate from disturbances and return to their evolutionary pathways depends, first and foremost, on the type of damage that the shock created. But in addition, it depends on how information is transmitted in the urban system and on how noise filters distort the information that reaches economic agents.
Dani Broitman, Daniel Czamanski
wiley   +1 more source

Slab-derived fluid storage in the crust elucidated by earthquake swarm

open access: yesCommunications Earth & Environment, 2022
The volume of slab-derived fluid which resulted in the earthquake swarm associated with the 2011 Mw 9.1 Tohoku earthquake is quantified by comparison of injection-induced seismicity with geological proxies.
Yusuke Mukuhira   +2 more
doaj   +1 more source

Potential for crustal deformation monitoring using a dense cell phone carrier Global Navigation Satellite System network

open access: yesEarth, Planets and Space, 2022
Monitoring of crustal deformation provides essential information for seismology and volcanology. For such earth science fields and other purposes, various Global Navigation Satellite System (GNSS) networks have been constructed at the national and ...
Yusaku Ohta, Mako Ohzono
doaj   +1 more source

Assessment of directional accuracy of GNSS-Acoustic measurement using a slackly moored buoy

open access: yesProgress in Earth and Planetary Science, 2019
We assessed the positioning accuracy of GNSS-Acoustic (GNSS-A) measurement using a slackly moored buoy. A key feature of real-time buoy-based GNSS-A measurement is that positioning must be performed via single ranging from an arbitrary observation ...
Misae Imano   +7 more
doaj   +1 more source

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