debris flow


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debris flow

[də′brē ‚flō]
(geology)
A variety of rapid mass movement involving the downslope movement of high-density coarse clast-bearing mudflows, usually on alluvial fans.
References in periodicals archive ?
Their age matched that of wood deposits buried in the Hudson riverbed and marine fossils in a New Jersey debris flow in cores gathered by other researchers.
of Bologna, Italy), Brebbia (Wessex Institute of Technology, UK), and Emmanouloudis (Technical Educational Institute of Kavala, Greece) have organized the resulting 34 into sections on debris-flow modeling, debris-flow phenomenology, debris and hyper-concentrated flows, debris flow and landslide phenomena after extreme events, debris-flow mobilization, debris-flow disaster mitigation, and case studies.
His accomplishments there include successful implementation of a rapid transit system for the City of Taipei which now serves almost one million riders a day, initiatives to enforce environmentally conservative construction techniques, and developing and executing an effective and eco-friendly landslide and debris flow mitigation methods.
The main processes fall (rock and Eissturz), landslides, flood / debris flow and collapse / reduction should be investigated Basel - For lot 21, Bern.
As a part of a comprehensive forecast system, our projects will provide early warnings of rain storms, flash floods and debris flow to a majority of the areas around Beijing.
A major volcanic eruption or debris flow could kill thousands of residents and cripple the economy of the Pacific Northwest.
In 1978, another debris flow buried more foothill homes in mud.
One target area includes a strong, two kilometre long geophysical conductor (EM) where a drill hole previously intersected a sequence of strongly altered felsic volcanic debris flow overlain by pyritic mudstone.
A really big storm could bring a dangerous debris flow through neighborhoods as much as a mile down from the mountains.
The 4 main exploration targets on the Elephant Property are: 1) Porphyry-related Gold-Copper-Silver intrusive-hosted deposits, similar to Copper Canyon, Copper Basin, and McCoy; 2) Skarn-related Gold-Silver-Copper deposits similar to Newmont's nearby world class Fortitude Mine, 3) Replacement Gold-Silver-(Copper) bodies in Paleozoic limerocks such as the Battle Conglomerate, Antler Limestone and Edna Mountain Formation, similar to the nearby, world-class Cove Mine, and 4) Debris Flow Alluvial Gold deposits contiguous with or peripheral to Newmont's Peninsula resource.
In a debris flow memorialized by the writer John McPhee, Jackie Genofile and her two teenagers looked up toward Shields Canyon to see not a landslide, not a mudslide, not even an avalanche of rock, she said.
Still, the possibility prompted an alert from the Lane County Emergency Management office, which warned residents in flood-prone areas to be prepared with such things as sandbags and plywood to redirect water and debris flow should rivers and streams jump their banks.