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A debris flow scar is visible on the right flank of the incised channel. Location: Quindici – Italy. Debris flow deposits Location: Quindici – Italy. Debris flow damage Location: Sarno – Italy. Debris flow channel scoured out by the passage of a debris flow.
Debris flows tend to move in a series of pulses, or discrete surges, wherein each pulse or surge has a distinctive head, body and tail. A debris flow in Ladakh, triggered by storms in 2010. It has poor sorting and levees. Steep source catchment is visible in background. Debris-flow deposits are readily recognizable in the field.
Landslides, also known as landslips, skyfalls or rockslides, [3] [4] [5] are several forms of mass wasting that may include a wide range of ground movements, such as rockfalls, mudflows, shallow or deep-seated slope failures and debris flows. [6] Landslides occur in a variety of environments, characterized by either steep or gentle slope ...
These "purple zones" show areas where landslides, known in geology as "debris flows," are likely to start. The zones make up 13.3% of the mountainous counties in western North Carolina, which adds ...
These conditions triggered a debris flow, resulting in an accumulation stretching about 1.2km (0.7 miles) in length, with a total volume exceeding 100,000 cubic meters (3.5 million cubic feet).
A landslide, also called a landslip, [10] is a relatively rapid movement of a large mass of earth and rocks down a hill or a mountainside. Landslides can be further classified by the importance of water in the mass wasting process. In a narrow sense, landslides are rapid movement of large amounts of relatively dry debris down moderate to steep ...
The key threshold for rainfall rates that can trigger significant debris flow is half an inch per hour or greater, meteorologists say. Read more: Region braces for rain as storms threaten to ...
A lahar (/ ˈ l ɑː h ɑːr /, from Javanese: ꦮ꧀ꦭꦲꦂ) is a violent type of mudflow or debris flow composed of a slurry of pyroclastic material, rocky debris and water. The material flows down from a volcano, typically along a river valley. [1] Lahars are often extremely destructive and deadly; they can flow tens of metres per second ...