Dr. Renato Spahni   Postdoctoral researcher Curriculum vitae [PDF]

Climate and Environmental Physics Physics Institute University of Bern Sidlerstrasse 5 CH-3012 Bern Switzerland spahni@climate.unibe.ch phone: +41 31 631 44 67 fax: +41 31 631 87 42 Office: B16

Education

• 1997 - Matura, Typus C, Gymnasium Lerbermatt, Köniz (BE), Switzerland
• 2002 - Master Thesis: "CH₄- und N₂O-Messungen an polaren Eisbohrkernen", Climate and Environmental Physics, Physics Institute, University of Bern, Switzerland
• 2006 - Ph.D.: "Methane concentration in ice cores: A tool to reveal firn-ice properties and past climate changes", Climate and Environmental Physics, Physics Institute, University of Bern, Switzerland [PDF]
• 2007-2008 - SNF PostDoc Fellowship at the Department of Earth Sciences, University of Bristol, UK

Research Interests

• Past and Future Climate Change
• Methane and Nitrous Oxide: Greenhouse Gases
• Gas trapping in polar ice cores

Publications

2009
• Schilt, A., M. Baumgartner, T. Blunier, J. Schwander, R. Spahni, H. Fischer, T. F. Stocker, Glacial-Interglacial and Millennial-Scale Variations in the Atmospheric Nitrous Oxide Concentration during the last 800 000 Years, Quaternary Science Reviews, submitted.

2008
• Fischer, H., M. Behrens, M. Bock, U. Richter, J. Schmitt, L. Loulergue, J. Chappellaz, R. Spahni, T. Blunier, M. Leuenberger, T.F. Stocker, Constant biomass burning and switch on of boreal methane emissions during the last glacial/interglacial transition, Nature, 452, 864 - 867, 2008.
• Joos, F. and R. Spahni, Rates of change in natural and anthropogenic radiative forcing over the past 20,000 years, PNAS, 105 (5), 1425-1430, 2008.
• Loulergue, L., A. Schilt, R. Spahni, V. Masson-Delmotte, T. Blunier, B. Lemieux, J.M. Barnola, D. Raynaud, T.F. Stocker, J. Chappellaz, Orbital and millennial-scale features of atmospheric CH4 over the last 800,000 years, Nature, 453, 383-386, 2008.
• Prentice, I. C., R. Spahni, Greenhouse gases and Earth's natural rhythms, In: The Seventy Great Mysteries of the Natural World, edited by Michael J. Benton, Tharnes & Hudson, 304pp. 2008.

2007
• Blunier, T., R. Spahni, J.-M. Barnola, J. Chappellaz, L. Loulergue, and J. Schwander, Synchronization of ice core records via atmospheric gases, Clim. Past, 3, 325-330, 2007.
• Dreyfus, G.B., F. Parrenin, B. Lemieux-Dudon, G. Durand, V. Masson-Delmotte, J. Jouzel, J.-M. Barnola, L. Panno, R. Spahni, A. Tisserand, U. Siegenthaler, and M. Leuenberger, Anomalous flow below 2700 m in the EPICA Dome C ice core detected using delta18O of atmospheric oxygen measurements, Clim. Past, 3, 341-353, 2007.
• Jansen, E., J. Overpeck, K.R. Briffa, J.-C. Duplessy, F. Joos, V. Masson-Delmotte, D. Olago, B. Otto-Bliesner, W.R. Peltier, S. Rahmstorf, R. Ramesh, D. Raynaud, D. Rind, O. Solomina, R. Villalba and D. Zhang, 2007: Palaeoclimate. In: Climate Change 2007: The Physical Science Basis. Contribution of Working Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change [Solomon, S., D. Qin, M. Manning, Z. Chen, M. Marquis, K.B. Averyt, M. Tignor and H.L. Miller (eds.)]. Cambridge University Press, Cambridge, United Kingdom and New York, NY, USA.
• Jouzel J., Masson-Delmotte V., Cattani O., Dreyfus G., Falourd S., Hoffmann G., Minster B., Nouet J., Barnola J.-M., Chappellaz J., Fischer H., Gallet J.C., Johnsen S., Leuenberger M., Loulergue L., Luethi D., Oerter H., Parrenin F., Raisbeck G., Raynaud D., Schilt A., Schwander J., Selmo E., Souchez R., Spahni R., Stauffer B., Steffensen J.P., Stenni B., Stocker T.F., Tison J.L., Werner M., Wolff E.W., Orbital and millennial Antarctic climate variability over the past 800,000 years, Science, 317, 793-796, 2007.
• Loulergue, L., F. Parrenin, T. Blunier, J.-M. Barnola, R. Spahni, A. Schilt, G. Raisbeck, and J. Chappellaz, New constraints on the gas age-ice age difference along the EPICA ice cores, 0–50 kyr, Clim. Past, 3, 527-540, 2007.
• Parrenin, F., J.-M. Barnola, J. Beer, T. Blunier, E. Castellano, J. Chappellaz, G. Dreyfus, H. Fischer, S. Fujita, J. Jouzel, K. Kawamura, B. Lemieux-Dudon, L. Loulergue, V. Masson-Delmotte, B. Narcisi, J.-R. Petit, G. Raisbeck, D. Raynaud, U. Ruth, J. Schwander, M. Severi, R. Spahni, J. P. Steffensen, A. Svensson, R. Udisti, C. Waelbroeck, and E. Wolff, The EDC3 chronology for the EPICA Dome C ice core, Clim. Past, 3, 485-497, 2007.
• Siddall, M., Stocker, T.F., Blunier, T., Spahni, R., Schwander, J., Barnola, J.M., Chappellaz, J., Marine Isotope Stage (MIS) 8 millennial variability stratigraphically identical to MIS 3, Paleoceanography, 22, Art. No. PA1208, 2007.
• Wolff E.W. and R. Spahni, Methane and nitrous oxide in the ice core record, Philosophical Transactions of the Royal Society A-Mathematical Physical and Engineering Sciences, 365, 1775-1792, 2007.

2006
• EPICA Community Members, One-to-one coupling of glacial climate variability in Greenland and Antarctica, Nature 444, 195-198, 2006.
• Huber, C., U. Beyerle, M. Leuenberger, J. Schwander, R. Kipfer, R. Spahni, J. P. Severinghaus, and K. Weiler, Evidence for molecular size dependent gas fractionation in firn air derived from noble gases, oxygen, and nitrogen measurements, EPSL 243, 61-73, 2006. [PDF]
• Huber, C., M. Leuenberger, R. Spahni, J. Flückiger, J. Schwander, T. F. Stocker, S. Johnsen, A. Landais, and J. Jouzel, Isotope calibrated Greenland temperature record over Marine Isotope Stage 3 and its relation to CH₄, EPSL 243, 504-519, 2006. [PDF]
• Siddall, M., T. F. Stocker, T. Blunier, R. Spahni, J. F. McManus, and E. Bard, Using a maximum simplicity paleoclimate model to simulate millennial variability during the last four glacial periods, QSR, 25, 3185-3197, 2006.

2005
• Siegenthaler, U., E. Monnin, K. Kawamura, R. Spahni, J. Schwander, B. Stauffer, T.F. Stocker, J.-M. Barnola, H. Fischer, Supporting evidence from the EPICA Dronning Maud Land ice core for atmospheric CO₂ changes during the last millenium, Tellus 57B, 51-57, 2005. [PDF]
• Spahni, R., J. Chappellaz, T.F. Stocker, L. Loulergue, G. Hausammann, K. Kawamura, J. Flückiger, J. Schwander, D. Raynaud, V. Masson-Delmotte, and J. Jouzel, Atmospheric Methane and Nitrous Oxide of the Late Pleistocene from Antarctic Ice Cores, Science 310, 1317-1321, 2005. [PDF] [SOM]

2004
• Flückiger, J., T. Blunier, B. Stauffer, J. Chappellaz, R. Spahni, K. Kawamura, J. Schwander, T. F. Stocker, and D. Dahl-Jensen, N₂O and CH₄ variations during the last glacial epoch: Insight into global processes, Global Biogeochemical Cycles, 18, GB1020, doi:10.1029/2003GB002122, 2004. [PDF]

2003
• Spahni, R., J. Schwander, J. Flückiger, B. Stauffer, J. Chappellaz, and D. Raynaud, The attenuation of fast atmospheric CH₄ variations recorded in polar ice cores, Geophysical Research Letters, 30(11), 1571, doi:10.1029/2003GL017093, 2003. [PDF]

 

Last updated: 24/Feb/2009

 

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