[meteorite-list] A Possible Second Large Subglacial Impact Crater in Northwest Greenland

[Paul]

Scientist May Have Discovered Massive Crater
Under Greenland Ice Sheet, Daily Beast, Feb. 2019
https://www.thedailybeast.com/scientist-may-have-discovered-massive-crater-under-greenland-ice-sheet

Photos: Craters Hidden Beneath the Greenland
Ice Sheet, Live Science, February 12, 2019
https://www.livescience.com/64755-photos-greenland-craters.html

The open access paper is:

Joseph A. MacGregor, William F. Bottke, Jr.,  Mark
A. Fahnestock, Jeremy P. Harbeck, Kurt H. Kjær,
John D. Paden, David E. Stillman, and Michael
Studinger, 2019, A Possible Second Large
Subglacial Impact Crater in Northwest Greenland
First published: 11 February 2019
https://doi.org/10.1029/2018GL078126
https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2018GL078126

The paper states:

"Based on the dated radiostratigraphy of the Greenland
Ice Sheet, available for pre-2014 radar data only, the
ice overlying the structure is at least 79 ka old (Figures
1e–1h; MacGregor et al., 2015)."

Yours,

Paul H.