Mineralogische Institute in Deutschland
Geo-Software vom FTP-Server in Clausthal
ILR - Uni Hannover : GIS-relevante Themen !
Institute for Photogrammetry / University of Stuttgart
Geology Erlangen
Earth Sciences Cambridge University, The University of Cambridge
The World-Wide Web Virtual Library: Earth Sciences
HVO Volcano Watch
US-Geological Survey
Lamont-Doherty Earth Observatory
Intergraph - Mapping Product Information
Geographic Resources Analysis Support
System