Geothermal mapping,USA. Map of the USA,showing the temperature at a depth of six kilometres below the surface. This shows areas with a high potential for boreholes to be drilled to those depths,to extract geothermal power. The colour-coded key shows temperatures in degrees Celsius: 50 (blue),100 (green),150 (yellow),200 (orange),250 (red) and 300 (brown) | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Lunau, Claus |
Bildgröße: | 5185 px × 3386 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |