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  • Late Holocene eolian activity in the mineralogically mature Nebraska Sand Hills
  • Cycle climatique ; Datation C 14 ; Eolien ; Etats-Unis ; Géochimie ; Holocène ; Minéralogie ; Nebraska ; Paléogéographie ; Quaternaire ; Stratigraphie ; Sécheresse
  • Aeolian features ; C 14 dating ; Climatic cycle ; Drought ; Geochemistry ; Holocene ; Mineralogy ; Nebraska ; Palaeogeography ; Quaternary ; Stratigraphy ; United States of America
  • The age of sand dunes in the Nebraska Sand Hills has been controversial, with some investigators suggesting a full-glacial age and others suggesting that they were last active in the late Holocene. New radiocarbon ages of unaltered bison bones
  • and organic-rich sediments suggest that eolian sand deposition occurred at least twice in the past 3000 C 14 yr B.P. in 3 widely separated localities and as many as 3 times in the past 800 C 14 yr at 3 other localities. Therefore, dunes of the Nebraska Sand