Results 101 to 110 of about 725,140 (236)

What Causes Rock Avalanches?

open access: yesEos, 2017
Experimental studies of frictional weakening beneath a deadly rock avalanche in China help to clarify the mechanisms that cause these devastating natural disasters.
openaire   +1 more source

Emplacement of Venus' Crater Outflows as Impact Melt

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 8, August 2026.
Abstract Some of Venus' impact craters are associated with flow features that extend up to hundreds of kilometers from the crater rim, making these flows the longest crater outflows in the solar system. Various mechanisms of formation have been proposed including two end‐member hypotheses (the vapor cloud origin and the impact melt origin).
M. Borrelli, I. Ganesh, L. Bourg
wiley   +1 more source

A neotectonic–geomorphologic investigation of the prehistoric rock avalanche damming Laguna de Metztitlán (Hidalgo State, east–central Mexico)

open access: yesRevista Mexicana de Ciencias Geológicas, 2018
Laguna de Metztitlán (Hidalgo State, east-central Mexico) is a natural lake dammed by an unbreached, large-scale rock avalanche (sturzstrom) deposit (area: 2.5 km²; volume: ~0.6 km³; up to~400 m thick in the valley axis; horizontal runout distance: 2 ...
Max Suter
doaj  

An earthquake-triggered avalanche in Nepal in 2015 was exacerbated by climate variability and snowfall anomalies

open access: yesCommunications Earth & Environment
On 25 April 2015, the Gorkha earthquake triggered a large rock-ice avalanche and an air blast disaster in the Langtang Valley, Nepal. More than 350 people were killed or left missing.
Yu Zhuang   +6 more
doaj   +1 more source

Beyond temperature: The environmental constraints of high‐mountain microrefugia

open access: yesJournal of Ecology, Volume 114, Issue 8, August 2026.
Cold spots in an alpine landscape often sit on poor, rocky, carbon‐low soils rather than well‐developed ground. As climate warms, alpine plants may find these cold refuges too harsh to colonize, since many depend on richer soils than nival and subnival species do.
Branislav Vrábel   +12 more
wiley   +1 more source

Dynamic fragmentation characteristics of rock avalanches based on multi-source data synergism

open access: yesZhongguo dizhi zaihai yu fangzhi xuebao
Dynamic fragmentation is the process by which a rock mass continuously disintegrates during the high-speed movement of a large-scale rock avalanche, which significantly influencing the dynamic behavior of rock avalanche.
Aiguo XING, Wenbin CHANG
doaj   +1 more source

A review of the supercritical state of eruption‐fed volcanic density currents in subaerial and subaqueous settings

open access: yesSedimentology, Volume 73, Issue 5, Page 1331-1351, August 2026.
ABSTRACT Subaerial Pyroclastic Density Currents (PDCs) and Subaqueous Eruption‐Fed Density Currents (SEFDCs) produced during volcanic eruptions can present major hazards to surrounding communities and ecosystems. The bedforms deposited by these volcanic density currents can provide insights into the nature of transport and depositional processes, which
Shannon E. Frey   +2 more
wiley   +1 more source

Rapid sequestration of rock avalanche deposits within glaciers. [PDF]

open access: yesNat Commun, 2015
Dunning SA   +3 more
europepmc   +1 more source

Particle-density segregation of rock–ice avalanche

open access: yesAIP Advances
Rock-ice avalanches occurring in cold high-mountains have super mobility and enormous destructive potential. They consist mainly of ice and gravel with different physical properties, particularly density, leading to segregation and impacting the flow ...
Zhiping Sun   +4 more
doaj   +1 more source

Study on the sediment incipient motion condition of rock avalanche bodies and landslide bodies after earthquake

open access: yes工程科学与技术, 2010
:As Wenchuan earthquake was of high magnitude and shallow seismic focus,it caused considerable damage and thousands of geo-hazards. Numerous geo-hazards broke out simultaneously and rock fall, rock avalanches, landslides, dammed lake and debris flows ...
Nie Rui-Hua, Huang Er
doaj  

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