Fig. 1

Map of the extrapolate temperatures of the Upper Rhine Graben region at 1 km depth. Main oilfields and major geothermal projects projected on the map. Re-drawn from GeORG (2004), version modified
Map of the extrapolate temperatures of the Upper Rhine Graben region at 1 km depth. Main oilfields and major geothermal projects projected on the map. Re-drawn from GeORG (2004), version modified