Results 11 to 20 of about 78,130 (318)

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  

+13 more sources

Morphology and dynamics of inflated subaqueous basaltic lava flows [PDF]

open access: yesGeochemistry, Geophysics, Geosystems, 2014
During eruptions onto low slopes, basaltic Pahoehoe lava can form thin lobes that progressively coalesce and inflate to many times their original thickness, due to a steady injection of magma beneath brittle and viscoelastic layers of cooled lava that ...
Anne Deschamps   +6 more
doaj   +4 more sources

Modelling lava flows by Cellular Nonlinear Networks (CNN): preliminary results [PDF]

open access: gold, 2005
International audienceThe forecasting of lava flow paths is a complex problem in which temperature, rheology and flux-rate all vary with space and time.
Ciro Del Negro   +2 more
openalex   +3 more sources

Lava Flow Hazard and Its Implication in Geopark Development for the Active Harrat Khaybar Intracontinental Monogenetic Volcanic Field, Saudi Arabia

open access: yesLand, 2023
Harrat Khaybar is an active monogenetic volcanic field in western Saudi Arabia that hosts spectacular monogenetic volcanoes and a Holocene volcanic cone with extensive lava fields.
Károly Németh, Mohammed Rashad Moufti
doaj   +1 more source

Thermal impacts of basaltic lava flows to buried infrastructure: workflow to determine the hazard

open access: yesJournal of Applied Volcanology, 2020
Lava flows can cause substantial physical damage to elements of the built environment. Often, lava flow impacts are assumed to be binary, i.e. cause complete damage if the lava flow and asset are in contact, or no damage if there is no direct contact ...
Sophia W. R. Tsang   +3 more
doaj   +1 more source

Blood Vessel Occlusion by the Layperson Audiovisual Assist Tourniquet (LAVA TQ) Compared to the Combat Application Tourniquet: Randomized Controlled Trial

open access: yesWestern Journal of Emergency Medicine, 2023
Introduction: While windlass-rod style tourniquets stop bleeding in limbs when used by skilled responders, they are less successful in the hands of the untrained or not recently trained public.
Craig Goolsby   +6 more
doaj   +1 more source

Preferred Pore Orientation as a Complement to Anisotropy of Magnetic Susceptibility: A Case Study of Lava Flows From Batur Volcano, Bali, Indonesia

open access: yesFrontiers in Earth Science, 2020
Anisotropy of magnetic susceptibility (AMS) analyses have been used widely in many applications that include studying lava flows. In this paper, we introduce an auxiliary parameter, i.e., preferred pore orientation, on the use of AMS for lava flow ...
Nuresi Rantri Desi Wulan Ndari   +7 more
doaj   +1 more source

Mapping lava flow from the Kilauea eruption of 2018 in the east rift zone using space-based synthetic aperture radar

open access: yesGIScience & Remote Sensing, 2023
Lava flows from volcanoes can significantly destroy infrastructure, although they rarely threaten human life. Mapping lava flows is essential to managing the volcanic hazard during eruptions and understanding significant changes in geomorphology after ...
Je-Yun Lee   +2 more
doaj   +1 more source

Icelandic analogs to Martian flood lavas [PDF]

open access: yes, 2004
We report on new field observations from Icelandic lava flows that have the same surface morphology as many Martian flood lava flows. The Martian flood lavas are characterized by a platy-ridged surface morphology whose formation is not well understood ...
Guilbaud, M. N.   +6 more
core   +1 more source

DOWNFLOW code and LIDAR technology for lava flow analysis and hazard assessment at Mount Etna

open access: yesAnnals of Geophysics, 2011
The use of a lava-flow simulation (DOWNFLOW) probabilistic code and airborne light detection and ranging (LIDAR) technology are combined to analyze the emplacement of compound lava flow fields at Mount Etna (Sicily, Italy).
Alessandro Fornaciai   +2 more
doaj   +1 more source

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