Glaziale Übertiefung unter rezenten Gletschern und in deren Vorfeld

Helmut Vidal
Seismic measurements on 17 glaciers of the Alps have been checked with regard to the proof of glacial erosion and deepening of their bedrock. Such a deepening could be found more or less everywhere and can reach some hundred meters under the tongue of larger glaciers, about 50 meters on so called Firnfeld-glaciers and small glacier spots. Some typical forms of glacial modelling and deepening under recent glaciers and in front of the end of...