DescriptionGeothermie Prinzip01.jpg English: The principles of the using of geothermal power Source Picture taken from [1] with the friendly permission...
This image is a derivative work of the following images: File:Geothermie_Prinzip01.jpg licensed with GFDL 2005-12-02T14:27:58Z Markus Schweiss 1572x2050...
|Source=*[[:File:Geothermie_Prinzip01.jpg|]] |Date=2009-06-21 01:32 (UTC) |Author=*[[:File:Geothermie_Prinzip01.jpg|]]: "Siemens Pressebild" ht File:Geothermie_Prinzip01...
