Max Torbenson

Dr. rer. nat.
Research Associate
Institute of Geography


Consultation hours: Upon agreement only

Biographical data

Since 07/2021: Research Associate, Department of Geography, Johannes Gutenberg University, Mainz, Germany.

06/2019 - 06/2021: Postdoctoral scholar, Department of Civil, Environmental and Geodetic Engineering, The Ohio State University, Columbus, United States.

07/2014 - 05/2019: Ph.D. student, Department of Geosciences, University of Arkansas, Fayetteville, United States.

08/2011 - 05/2014: Master's student, Department of Geography, University of Minnesota, Minneapolis, United States.

09/2008 - 06/2011: B.Sc. student, School of Geography, Archaeology, and Palaeoecology, Queen's University Belfast, Northern Ireland.



  1. Torbenson, M.C.A., D.W. Stahle, I.M. Howard, D.J. Burnette, D. Griffin, J. Villanueva-Díaz, and B.I. Cook (2021) Drought relief and reversal over North America from 1500 to 2016. Earth Interactions 25.
  2. Howard, I.M, D.W. Stahle, M.C.A. Torbenson, and D. Griffin (2021) The summer precipitation response of latewood ring chronologies in the southwestern United States. International Journal of Climatology 41.
  3. Torbenson, M.C.A., and J.H. Stagge (2021) Informing seasonal proxy-based flow reconstructions using baseflow separation: An example from the Potomac River, United States. Water Resources Research 57.


  1. Stahle, D.W., M.C.A. Torbenson, I. Howard, D. Granato-Souza, A.C. Barbosa, S. Feng, J. Schöngart, L. Lopez, R. Villalba, and J. Villanueva (2020) Pan American interactions of Amazon precipitation, streamflow, and tree growth extremes. Environmental Research Letters 15.
  2. Granato-Souza, D., D.W. Stahle, M.C.A. Torbenson, I.M. Howard, A.C. Barbosa, S. Feng, K. Fernandes, and J. Schöngart (2020) Multi-decadal changes in wet season precipitation totals over the eastern Amazon. Geophysical Research Letters 47.
  3. Stahle, D.W., E.R. Cook, D.J. Burnette, M.C.A. Torbenson, I.M. Howard, D. Griffin, J. Villanueva-Díaz, B.I. Cook, P.A. Williams, E. Watson, D.J. Sauchyn, N. Pederson, C.A. Woodhouse, G.T. Pederson, D. Meko, B. Coulthard, and C.J. Crawford (2020) Dynamics, variability, and change in seasonal precipitation reconstructions for North America. Journal of Climate 33.


  1. Torbenson, M.C.A., D.W. Stahle, I.M. Howard, D.J. Burnette, J. Villanueva-Díaz, E.R. Cook, and D. Griffin (2019) Multidecadal modulation of the ENSO teleconnection to precipitation and tree growth over subtropical North America. Paleoceanography and Paleoclimatology 34.
  2. Barbosa, A.C., D.W. Stahle, D.J. Burnette, M.C.A. Torbenson, E.R. Cook, M.J. Bunkers, G. Garfin, and R. Villalba (2019) Landscape and meteorological factors associated with frost rings in bristlecone pine at Mt. Goliath, Colorado. Tree-Ring Research 75.
  3. Stahle, D.W., J.R. Edmondson, I.M. Howard, C.R. Robbins, D. Griffin, A. Carl, C. Hall, D.K. Stahle, and M.C.A. Torbenson (2019) Longevity, climate sensitivity, and conservation status of wetland trees at Black River, North Carolina. Environmental Research Communications 1.
  4. Granato-Souza, D., D.W. Stahle, A.C. Barbosa, S. Feng, M.C.A. Torbenson, G. de Assis Pereira, J. Schöngert, J.P. Barbosa, and D. Griffin (2019) Tree rings and climate in the equatorial Amazon. Climate Dynamics 52.


  1. Torbenson, M.C.A., and D.W. Stahle (2018) The relationship between cool and warm season moisture over the central United States, 1685-2015. Journal of Climate 31.
  2. de Assis Pereira, G., A.C. Barbosa, M.C.A. Torbenson, D.W. Stahle, D. Granato-Souza, R.M. dos Santos, and J.P. Delfino Barbosa (2018) The climate response of Cedrela fissilis annual ring width in the Rio Sao Francisco basin, Brazil. Tree-Ring Research 74.


  1. Lopez, L., D.W. Stahle, R. Villalba, M.C.A. Torbenson, S. Feng, and E.R. Cook (2017) Tree-ring reconstructed rainfall over the southern Amazon Basin. Geophysical Research Letters 44.


  1. Torbenson, M.C.A., D.W. Stahle, J. Villanueva-Díaz, E.R. Cook, and D. Griffin (2016) The relationship between earlywood and latewood tree-growth across North America. Tree-Ring Research 72.
  2. Stahle, D.W., E.R. Cook, D.J. Burnette, J. Villanueva-Díaz, J. Cerano, J.N. Burns, D. Griffin, B.I. Cook, R. Acuna, M.C.A. Torbenson, P. Sjezner, and I.M. Howard (2016) The Mexican Drought Atlas: Tree-ring reconstructions of the soil moisture balance during the late pre-Hispanic, colonial, and modern eras. Quaternary Science Reviews 149.


  1. Torbenson, M.C.A., G. Plunkett, D.M. Brown, J.R. Pilcher, and H-H. Leuschner (2015) Asynchrony in key Holocene chronologies: evidence from Irish bog pines. Geology 43.
  2. Torbenson, M.C.A. (2015) Section 4.2.8: Dendrochronology. In: Clarke, L.E. & Nield, J.M. (Eds.) Geomorphological Techniques. British Society for Geomorphology; London, England, U.K.


  1. St. George, S., and M.C.A. Torbenson (2014) New ages for shoreline stumps along Lake Winnipeg, Canada and their implications for paleo-lake level estimates. The Holocene 24.


  1. St. George, S., T.R. Ault, and M.C.A. Torbenson (2013) The rarity of absent growth rings in Northern Hemisphere forests outside the American Southwest. Geophysical Research Letters 40.