Geophysical Mapping: Problem Findings Displays the valid Assignments. To display specific method information, click on the method name.  Problemtype  Problem  Assigner  Method  Methodtype   Civil Engineering   Depth of Overburden-bedrock interface   +   Acoustic logging   Borehole Methods       +   Borehole imaging, Structure logging   Borehole Methods       +   DC geoelectrics - Sounding   Electrical Methods       +   Geoelectrics - Tomography (surface based)   Electrical Methods       +   Ground penetrating radar (surface-based)   Electromagnetic Methods       +   Refraction seismic tomography (surface-based)   Seismic Techniques       +   Seismic crosshole tomography   Seismic Techniques       +   Seismic noise measurements   Seismic Techniques       +   Seismic surface waves methods   Seismic Techniques       +   Shallow Water Seismics - Lake Seismics   Seismic Techniques       +   Shallow reflection seismics   Seismic Techniques       +   Shear-wave reflection seismics   Seismic Techniques       +   Standard refraction seismics   Seismic Techniques       +   Time-domain electromagnetics - Profiling   Electromagnetic Methods       +   Time-domain electromagnetics - Sounding   Electromagnetic Methods       +   Vertical seismic profiling (VSP)   Seismic Techniques       +   Very-high resolution reflection seismics   Seismic Techniques       0   DC geoelectrics - Profiling   Electrical Methods       0   Electrical and induction logging   Borehole Methods       0   Geoelectrics - Crosshole tomography   Electrical Methods       0   Ground penetrating radar - Borehole tomography   Electromagnetic Methods       0   Magnetotellurics, Controlled source audiomagnetotellurics   Electromagnetic Methods       0   Nuclear logging   Borehole Methods       0   VLF / VLF-R, Radiomagnetotellurics   Electromagnetic Methods Search Again         Applicable Techniques