Fast-growing till over ancient ice in Beacon Valley, Antarctica

• Published in: Geology
• Main Authors: Ng, F., Hallet, B., Sletten, R., Stone, J.O.
• Format: Article in Journal/Newspaper
• Language: English
• Published: The Geological Society of America 2005
• Subjects: Beacon Valley; Antarc*; Antarctica
• Online Access: https://eprints.whiterose.ac.uk/92152/; https://eprints.whiterose.ac.uk/92152/1/G21064AR_merged.pdf; https://doi.org/10.1130/G21064.1

We analyze published cosmogenic 3He depth profiles through the till that covers relict glacier ice in Beacon Valley, Antarctica, in order to derive rigorous constraints on the till thickness history, and on the amount and rate of ice loss by sublimation. The till is a residue of debris-laden ice tha...