Mismatch of glacier extent and summer insolation in Southern Hemisphere mid-latitudes

• Published in: Geology
• Main Authors: Doughty, Alice M., Schaefer, Joerg M., Putnam, Aaron E., Denton, George H., Kaplan, Michael R., Barrell, David J. A., Andersen, Bjørn G., Kelley, Samuel E., Finkel, Robert C., Schwartz, Roseanne
• Language: unknown
• Published: 2021
• Subjects: 58 GEOSCIENCES; Pukaki; Southern Ocean
• Online Access: http://www.osti.gov/servlets/purl/1418503; https://www.osti.gov/biblio/1418503; https://doi.org/10.1130/G36477.1

Here in this paper, we address a long-standing puzzle of ice-age climate called the “fly in the ointment of the Milankovitch theory.” Using geomorphic mapping and 10 Be surface-exposure dating, we show that five moraine belts were formed during maxima of the last ice age by the Pukaki glacier in New...