Independent age estimates resolve the controversy of ancient human footprints at White Sands

S. Pigati, Jeffrey; B. Springer, Kathleen; S. Honke, Jeffrey; Wahl, David; Champagne, Marie; Zimmerman, Susan; J. Gray, Harrison; Santucci, Vincent; Odess, Daniel; Bustos, David; R. Bennett, Matthew

doi:10.1126/science.adh5007

Public

Independent age estimates resolve the controversy of ancient human footprints at White Sands

Published in Science • Oct 6, 2023

Authors:

Jeffrey S. Pigati

Kathleen B. Springer

Jeffrey S. Honke

Abstract

Human footprints at White Sands National Park, New Mexico, USA, reportedly date to between ~23,000 and 21,000 years ago according to radiocarbon dating of seeds from the aquatic plant Ruppia cirrhosa . These ages remain controversial because of potential old carbon reservoir effects that could compr...

Subject

Radiocarbon dating

Geology

Paleontology

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