Subjects: Climate change; Vikings; Sea ice
Record details
Subjects: Glaciation; River sediments; Moraines
Subjects: Smectite; Soils; Crystallization
Subjects: Manganese (Metal); Iron (Metal); Mineral deposits
Subjects: Petroleum; Coal; Natural gas
Subjects: Sedimentation analysis; Sedimentary rocks; Sedimentation
Subjects: Glaciation; Climate cycles; Ice sheets
Subjects: Marine animals; Glaciation; Neogene period
Subjects: Limestone; Deposition (Geology); Geological formations
Subjects: Sea ice; Continents; Ocean temperature
