Luminescence Dating of Paleolake Deltas and Glacial Deposits in Garwood Valley, Antarctica: Implications for Climate, Ross Ice Sheet Dynamics, and Paleolake Duration

• Main Authors: Levy, Joseph S., Rittenour, Tammy M., Fountain, Andrew G., O'Connor, Jim E.
• Other Authors: Geological Society of America
• Format: Text
• Language: unknown
• Published: Hosted by Utah State University Libraries 2017
• Subjects: McMurdo Dry Valleys; Antartica; Last Glacial Maximum; Paleolake deltas; Earth Sciences; Geology; Physical Sciences and Mathematics; Garwood; Garwood Valley; Ross Sea; Antarc*; Antarctica; antartic*; Ice Sheet; Sea ice
• Online Access: https://digitalcommons.usu.edu/geology_facpub/527

The formation of perched deltas and other lacustrine deposits in the McMurdo Dry Valleys of Antarctica is widely considered to be evidence of valley-filling lakes dammed by the grounded Ross Sea ice sheet during the local Last Glacial Maximum, with lake drainage interpreted as a record of grounding...