Results 31 to 40 of about 84,698 (118)

THE INFLUENCE OF VOLCANO EDIFICE RESONANCE ON THE SEISMIC TRIGGERING OF THERMAL ACTIVITY AT ACTIVE VOLCANOES [PDF]

open access: yes
There is an established correlation between large earthquakes and volcanic unrest, however the mechanisms between this connection are not well understood. Relatively small changes in stress within a volcanic system could be enough to initiate a response.
Wilke, Morgana M.
core   +2 more sources

Information Technologies for the Analyzing of Kamchatka and the Kuril Islands Volcanoes Activity in 2019-2020 [PDF]

open access: yes, 2021
The work is devoted to the activity analysis of Kamchatka and the Kuril Islands volcanoes in 2019-2020.The activity of the volcanoes was estimated based on the processing of data from daily satellite monitoring carried out using the information system ...
Bartalev S.A.   +12 more
core  

Towards more realistic values of elastic moduli for volcano modelling

open access: yesJournal of Volcanology and Geothermal Research, 2020
The accuracy of elastic analytical solutions and numerical models, widely used in volcanology to interpret surface ground deformation, depends heavily on the Young’s modulus chosen to represent the medium.
M. Heap   +7 more
semanticscholar   +1 more source

Near-real-time volcanic cloud monitoring: insights into global explosive volcanic eruptive activity through analysis of Volcanic Ash Advisories [PDF]

open access: yes, 2021
Understanding the location, intensity, and likely duration of volcanic hazards is key to reducing risk from volcanic eruptions. Here, we use a novel near-real-time dataset comprising Volcanic Ash Advisories (VAAs) issued over 10 years to investigate ...
Acethorp, P.   +6 more
core   +3 more sources

A deep learning approach to detecting volcano deformation from satellite imagery using synthetic datasets [PDF]

open access: yesRemote Sensing of Environment, 2019
Satellites enable widespread, regional or global surveillance of volcanoes and can provide the first indication of volcanic unrest or eruption. Here we consider Interferometric Synthetic Aperture Radar (InSAR), which can be employed to detect surface ...
N. Anantrasirichai   +3 more
semanticscholar   +1 more source

Thermal Remote Sensing for Global Volcano Monitoring: Experiences From the MIROVA System

open access: yesFrontiers in Earth Science, 2020
Volcanic activity is always accompanied by the transfer of heat from the Earth’s crust to the atmosphere. This heat can be measured from space and its measurement is a very useful tool for detecting volcanic activity on a global scale.
D. Coppola   +29 more
semanticscholar   +1 more source

The 2018 rift eruption and summit collapse of Kīlauea Volcano

open access: yesScience, 2019
Connecting caldera collapse The Kīlauea Volcano on the island of Hawai‘i erupted for 3 months in 2018. Neal et al. present a summary of the eruption sequence along with a variety of geophysical observations collected by the Hawaiian Volcano Observatory ...
C. Neal   +55 more
semanticscholar   +1 more source

Studies of images of short-lived events using ERTS data [PDF]

open access: yes
There are no author-identified significant results in this ...
Deutschman, W. A.
core   +1 more source

Stratospheric CCN sampling program [PDF]

open access: yes
Two one liter grab samples of stratospheric aerosol were returned from each of six U-2 sampling missions. Cloud condensation nuclei (CCN) spectra from each sample were obtained. Interest was centered on the effects of volcanic activity. Spurious particle
Hudson, J. G., Rogers, C. F.
core   +1 more source

Report of the panel on volcanology, section 4 [PDF]

open access: yes
Two primary goals are identified as focal to NASA's research efforts in volcanology during the 1990s: to understand the eruption of lavas, gases, and aerosols from volcanoes, the dispersal of these materials on the Earth's surface and through the ...
Francis, Peter W.   +5 more
core   +1 more source

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