Movement by internal deformation of the material diagram from: Landslides in British Columbia Page (http://www.ei.gov.bc.ca/geosmin/mapinv/surfical/landslid/ls2.htm) Debris flows & Lahars (**see below) are: characterized by coarse-grained sediment (along with some finer sediments) slow to rapid often triggered by high precipitation or snowmelt. often flow within valleys Photo of a Debris Flow   ** Lahars are debris flows that are associated with volcanoes

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