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Subject
- Geology41
- Geomagnetism11
- Geology, Stratigraphic8
- Magnetic anomalies7
- Coasts6
- Mines and mineral resources5
- Triangulation4
- Coal3
- Landsat satellites3
- Nautical charts3
- Radioactive dating3
- Aquifers2
- Discovery and exploration2
- Earthquakes2
- Groundwater2
- Sediments (Geology)2
- Seismology2
- Shorelines2
- Coast changes1
- Economic aspects1
