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Lamont Associate Research Professor
Lamont-Doherty Earth Observatory
429 Comer
61 Route 9W - PO Box 1000
(845) 365-8646
(845) 365-8155


Fields of interest: 
Glacial geology, paleoclimatology, glacier and ice sheet dynamics, geomorphology, geochronology, limnogeology, cosmogenic surface exposure dating

* Glacier and climate history of southern South America, New Zealand, Antarctica, and eastern North America. Whether past climate changes are in phase around the globe at low and high frequency timescales * Quantifying rates of landscape change in southern South America using cosmogenic nuclide measurements and understanding these changes in relation to development of the Andes

List of degrees from highest to lowest:
B.A. summa cum laude
SUNY Buffalo
University of Maine-Orono
University of Colorado-Boulder

Lamont Projects:

Research Blogs:

Referenced in the Following News Items:

Selected Publications:

Changing influence of Antarctic and Greenlandic temperature records on sea-level over the last glacial cycle Siddall, M.; Kaplan, M.R.; Schaefer, J.M.; Putnam, A.; Kelly, M.A.; Goehring, B. Quaternary Science Reviews Volume: 29 Issue: 3-4 p.: 410-423 (2010) 10.1016/j.quascirev.2009.11.007
A beryllium-10 production-rate for the Southern Hemisphere middle latitudes Putnam, A E; Schaefer, J M; Vandergoes, M; Barrell, D; Kaplan, M; Goehring, B; Schwartz, R; Finkel, R; Kelley, S; Denton, G H Journal of Quaternary Geochronology (2010)
The chronology of the Last Glacial Maximum and Late-glacial events in central Argentine Patagonia Hein, AS; Hulton, NRJ; Dunai, T; Sugden, D; Kaplan, MR; Xu, S Journal of Quaternary Geochronology (2010)
Glacier retreat in New Zealand during the Younger Dryas stadial Kaplan, M. R.; Schaefer, J.M., Denton, G.H.; Barrell, D.J.A.; Chinn, T.J.H.; Putnam, A.E.; Andersen, B.G.; Finkel, R.C.; Schwartz, R.; Doughty, A. Nature (2010)
Cosmogenic dating of 'old' glacial events in Patagonia, Hein, A. S.; Hulton, N. R. J.; Dunai, T. J.; Schnabel, C.; Kaplan, M. R.; Xu, S. Geochimica Et Cosmochimica Acta Jun Volume: 73 Issue: 13 p.: A513-A513 (2009)
Can glacial erosion limit the extent of glaciation? Kaplan, M. R.; Hein, A. S.; Hubbard, A.; Lax, S. M. Geomorphology Jan 15 Volume: 103 Issue: 2 p.: 172-179 (2009) DOI 10.1016/j.geomorph.2008.04.020
Renewed glacial activity during the Antarctic cold reversal and persistence of cold conditions until 11.5 ka in southwestern Patagonia Moreno, P. I.; Kaplan, M. R.; Francois, J. P.; Villa-Martinez, R.; Moy, C. M.; Stern, C. R.; Kubik, P. W. Geology Apr Volume: 37 Issue: 4 p.: 375-378 (2009) Doi 10.1130/G25399a.1
High-Frequency Holocene Glacier Fluctuations in New Zealand Differ from the Northern Signature Schaefer, J. M.; Denton, G. H.; Kaplan, M.; Putnam, A.; Finkel, R. C.; Barrell, D. J. A.; Andersen, B. G.; Schwartz, R.; Mackintosh, A.; Chinn, T.; Schluchter, C. Science May 1 Volume: 324 Issue: 5927 p.: 622-625 (2009) DOI 10.1126/science.1169312
Climate Change in Southern South America during the last two Millennia Moy, CM; Moreno, PI; Dunbar, RB; Francois, J-P; Kaplan, MR; Villalba, R; Haberzettle, T (2009)
Southern Patagonian glacial chronology for the Last Glacial period and implications for Southern Ocean climate Kaplan, M. R.; Fogwill, C. J.; Sugden, D. E.; Hulton, N.; Kubik, P. W.; Freeman, S. P. H. T. Quaternary Science Reviews Feb Volume: 27 Issue: 3-4 p.: 284-294 (2008) DOI 10.1016/j.quascirev.2007.09.013
Glacial dynamics in southernmost South America during Marine Isotope Stage 5e to the Younger Dryas chron: a brief review with a focus on cosmogenic nuclide measurements Kaplan, M. R.; Moreno, P. I.; Rojas, M. Journal of Quaternary Science Sep-Oct Volume: 23 Issue: 6-7 p.: 649-658 (2008) Doi 10.1002/Jqs.1209
Climate science - A tale of two ice sheets Siddall, M.; Kaplan, M. R. Nature Geoscience Sep Volume: 1 Issue: 9 p.: 570-571 (2008) Doi 10.1038/Ngeo286
Cosmogenic nuclide measurements in southernmost South America and implications for landscape change Kaplan, M. R.; Coronato, A.; Hulton, N. R. J.; Rabassa, J. O.; Kubik, P. W.; Freeman, S. P. H. T. Geomorphology Jul 1 Volume: 87 Issue: 4 p.: 284-301 (2007) DOI 10.1016/j.geomorph.2006.10.005
Major ice sheet response in eastern New England to a cold North Atlantic region, ca. 16-15 cal ka BP Kaplan, M. R. Quaternary Research Sep Volume: 68 Issue: 2 p.: 280-283 (2007) DOI 10.1016/j.yqres.2007.06.003
Cosmogenic nuclide surface exposure dating of boulders on last-glacial and late-glacial moraines, Lago Buenos Aires, Argentina: Interpretive strategies and paleoclimate implications Douglass, D. C.; Singer, B. S.; Kaplan, M. R.; Mickelson, D. M.; Caffee, M. W. Quaternary Geochronology Feb Volume: 1 Issue: 1 p.: 43-58 (2006) DOI 10.1016/j.quageo.2006.06.001
Comment on: Cosmogenic nuclide chronology of pre-last glacial maximum moraines at Lago Buenos Aires, 46 degrees S, Argentina (Quaternary Research 63/3, 2005, 301-315) - Reply Kaplan, M. R.; Singer, B. S.; Douglass, D. C.; Ackert, R. P.; Caffee, M. W. Quaternary Research Sep Volume: 66 Issue: 2 p.: 367-369 (2006) DOI 10.1016/j.yqres.2006.06.002
Spatial and temporal variability of Holocene temperature in the North Atlantic region Kaplan, M. R.; Wolfe, A. P. Quaternary Research Mar Volume: 65 Issue: 2 p.: 223-231 (2006) DOI 10.1016/j.yqres.2005.08.020
Cosmogenic nuclide chronology of pre-last glacial maximum moraines at Lago Buenos Aires, 46 degrees S, Argentina Kaplan, M. R.; Douglass, D. C.; Singer, B. S.; Caffee, M. W. Quaternary Research May Volume: 63 Issue: 3 p.: 301-315 (2005) DOI 10.1016/j.yqres.2004.12.003
Cosmogenic nuclide chronology of millennial-scale glacial advances during O-isotope stage 2 in Patagonia Kaplan, M. R.; Ackert, R. P.; Singer, B. S.; Douglass, D. C.; Kurz, M. D. Geological Society of America Bulletin Mar-Apr Volume: 116 Issue: 3-4 p.: 308-321 (2004) Doi 10.1130/B25178.1