Fig. 7From: Spatio-temporal variability in debris-flow activity: a tree-ring study at Geisstriftbach (Swiss Alps) extending back to AD 1736Location of trees on the Geisstriftbach cone showing growth disturbances during selected debris-flow events: a flow pattern A event in 1892; b flow pattern B event in 1918; c flow pattern C event in 1971; and d flow pattern D event in 1992. For explanations see text (orthophoto: © swisstopo 2010, used with permission)Back to article page