Fig. 1

Location of the study areas in the Swiss Alps. Areas A-C are located in the Obwalden region, areas D-F in the Lower Engadine. The background map is copyright of swisstopo, Wabern, Switzerland
Location of the study areas in the Swiss Alps. Areas A-C are located in the Obwalden region, areas D-F in the Lower Engadine. The background map is copyright of swisstopo, Wabern, Switzerland