Results 41 to 50 of about 70,139 (338)

Data acquisition for volcano monitoring [PDF]

open access: yesEos, Transactions American Geophysical Union, 2006
In the past decade, systems and techniques for volcano monitoring activities have improved rapidly. The scientific community focused on the development of new methods and techniques, while the electronic systems for experimental activity and monitoring networks were developed mainly by commercial companies.However, these commercial systems often do not
Rosario Peluso   +2 more
openaire   +2 more sources

Monitoring temporal opacity fluctuations of large structures with muon tomography : a calibration experiment using a water tower tank [PDF]

open access: yes, 2016
Usage of secondary cosmic muons to image the geological structures density distribution significantly developed during the past ten years. Recent applications demonstrate the method interest to monitor magma ascent and volcanic gas movements inside ...
d'Ars, Jean de Bremond   +6 more
core   +5 more sources

Monitoring active volcanoes: The geochemical approach

open access: yesAnnals of Geophysics, 2011
<p>The geochemical surveillance of an active volcano aims to recognize possible signals that are related to changes in volcanic activity. Indeed, as a consequence of the magma rising inside the volcanic "plumbing system" and/or the refilling with new batches of magma, the dissolved volatiles in the magma are progressively released as a function ...
Takeshi Ohba   +2 more
openaire   +5 more sources

The global volcano monitoring infrastructure database (GVMID)

open access: yesFrontiers in Earth Science
Monitoring volcanoes is of the most importance in volcano risk mitigation to safeguard lives and economies. Thanks to recent technological advances, both on-ground and in space, our understanding of volcanic processes has improved significantly.
Christina Widiwijayanti   +6 more
doaj   +1 more source

The 3D Attenuation Structure of Deception Island (Antarctica) [PDF]

open access: yes, 2016
Peer ...
De Siena, Luca   +5 more
core   +1 more source

Volcano Infrasound and the International Monitoring System [PDF]

open access: yes, 2018
Volcanoes generate a wide variety of low-frequency (~0.01–20 Hz) acoustic signals, and infrasound technology is part of an expanding suite of geophysical tools available to characterize, understand, and monitor volcanic processes. We review recent advances in the field of volcano acoustics with an emphasis on scientific and potential civil application ...
Matoza, Robin Samuel   +3 more
openaire   +3 more sources

Advances in seismic monitoring at Deception Island volcano (Antarctica) since the International Polar Year

open access: yesAnnals of Geophysics, 2014
Deception Island is an active volcano located in the south Shetland Islands, Antarctica. It constitutes a natural laboratory to test geophysical instruments in extreme conditions, since they have to endure not only the Antarctic climate but also the ...
Enrique Carmona   +10 more
doaj   +1 more source

In situ measurements of tropospheric volcanic plumes in Ecuador and Colombia during TC^4 [PDF]

open access: yes, 2011
A NASA DC-8 research aircraft penetrated tropospheric gas and aerosol plumes sourced from active volcanoes in Ecuador and Colombia during the Tropical Composition, Cloud and Climate Coupling (TC^4) mission in July–August 2007. The likely source volcanoes
Anderson, B. E.   +12 more
core   +4 more sources

Analysis of the Alaska Volcano Observatory's Response Time to Volcanic Explosions-1989 to 2016

open access: yesFrontiers in Earth Science, 2018
A major goal of volcano monitoring is the rapid identification of volcanic explosions and subsequent warning of associated hazards. Between 1988 and 2016 the Alaska Volcano Observatory (AVO) responded to at least 54 separate volcanic eruptions.
John A. Power, Cheryl E. Cameron
doaj   +1 more source

Monitoring of Merapi Volcano Deformation Using Interferometry Synthetic Aperture Radar (InSAR) Technique [PDF]

open access: yes, 2014
The Merapi volcano is the most active volcano in Indonesia until now, because of eruption occur every two or five years. To minimize the impact of volcanic eruptions need to monitor the volcanic activity, one effort in monitoring is to monitor the ...
Adnyana, I. W. (I)   +2 more
core  

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