Untangling the Quaternary Period—A Legacy of Stephen C. Porter

Further evidence for the Matanuska megaflood hypothesis, Alaska

Pub Date : 2020-10-23 DOI: 10.1130/2021.2548(19) R. Wiedmer, A. Gillespie, D. Montgomery, H. Greenberg

Ice-thickness variation during marine oxygen isotope stage 4–2 glaciation determined from kame terraces in the Rangitata Valley, New Zealand

Pub Date : 2020-10-23 DOI: 10.1130/spe.s.13392896.v1 G. Thackray, T. Rittenour, J. Shulmeister

Laurentide ice sheet thinning and erosive regimes at Mount Washington, New Hampshire, inferred from multiple cosmogenic nuclides

Pub Date : 2020-10-23 DOI: 10.1130/spe.s.13487109 Alexandria J. Koester, J. Shakun, P. Bierman, P. Davis, L. Corbett, B. Goehring, A. Vickers, S. Zimmerman