Geophysical Mapping: Problem Findings Displays the valid Assignments. To display specific method information, click on the method name.  Problemtype  Problem  Assigner  Method  Methodtype   Cultural Heritage   Wall Construction   +   DC geoelectrics - Profiling   Electrical Methods       +   Ground penetrating radar (surface-based)   Electromagnetic Methods       +   Shallow reflection seismics   Seismic Techniques       +   Time-domain electromagnetics - Profiling   Electromagnetic Methods Search Again         Applicable Techniques