نتایج جستجو برای: rockfall

تعداد نتایج: 532  

Journal: :Geografiska Annaler Series A-physical Geography 2021

Rockfalls are a major aspect concerning morphodynamics in high mountain areas and represent serious hazard for people infrastructure. Recently, an increase of rockfall activity has been observed which is probably related to the destabilization rock slopes through climate-related changes cryosphere. This study investigates distribution during 4-year monitoring period by systematic observation wi...

Journal: :Geographies 2023

Rockfall hazard gains popularity nowadays among researchers in different scientific fields, decision-makers and urban planners. The assessment of rockfall requires detection, mapping estimating the maximum travel distance that rock boulders may reach, commonly known as “rockfall runout”. This latter can change significantly under effects triggering factors such soil conditions, chemical, physic...

Journal: :Natural Hazards and Earth System Sciences 2004

Journal: :Geosciences 2021

Flexible rockfall protection systems are an effective and efficient remedy against rockfalls with energy levels between 100 up to 10,000 kJ. Although they heavily in use all around the world, backgrounds that guarantee a reliable barrier not well known by most of intervening agents users. This contribution gives some insights on how judge capability, reliability, trustworthiness system. The pap...

2008
L. Graziani

Southern Italy is one of the most tsunamigenic areas in the Mediterranean basin, having experienced during centuries a large number of tsunamis, some of which very destructive. In particular, the most exposed zone here is the Messina Straits separating the coasts of Calabria and Sicily that was the theatre of the strongest Italian events. In 1783– 1785 Calabria was shaken by the most violent an...

Journal: :Tree physiology 2012
Michelle Schneuwly-Bollschweiler Dominique M Schneuwly

The capacity of trees to recover from mechanical disturbance is of crucial importance for tree survival but has been primarily investigated in saplings using artificially induced wounds. In this study, mature Larix decidua Mill., Picea abies (L.) Karst. and Abies alba Mill. trees growing on alpine slopes that were wounded by naturally occurring rockfall were analyzed to determine their efficien...

Journal: :Natural Hazards and Earth System Sciences 2014

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