Publications

Refereed Papers

• Robinson A, Calov R, Ganopolski A (2012) Multistability and critical thresholds of the Greenland ice sheet. Nature Clim Change doi:10.1038/nclimate1449 weblink
  
• Ganopolski A, Calov R (2011) The role of orbital forcing, carbon dioxide and regolith in 100 kyr glacial cycles. Clim Past 7: 1415-1425 open access
  
• Robinson A, Calov R, Ganopolski A (2011) Greenland ice sheet model parameters constrained using simulations of the Eemian Interglacial. Clim Past 7: 381-396 open access
  
• Calov R, Greve R, Abe-Ouchi A, Bueler E, Huybrechts P, Johnson JV, Pattyn F, Pollard D, Ritz C, Saito F, Tarasov L (2010) Results from the ice sheet model intercomparison project - Heinrich event intercomparison (ISMIP HEINO). J Glaciol 56 (197): 371-383  pdf (1.2 Mbyte)
  
• Ganopolski A, Calov R, Claussen M (2010) Simulation of the last glacial cycle with a coupled climate ice-sheet model of intermediate complexity, Clim Past 6: 229-244 open access
  
• Robinson A, Calov R, Ganopolski A (2010) An efficient regional energy-moisture balance model for simulation of the Greenland Ice Sheet response to climate change. The Cryosphere 4: 129-144 open access
  
• Calov R, Ganopolski A, Kubatzki C, Claussen M (2009) Mechanisms and time scales of glacial inception simulated with an Earth system model of intermediate complexity. Clim Past 5: 245-258 open access
  
• Ganopolski, A., V. Brovkin and R. Calov (2009) Simulation of glacial-interglacial atmospheric CO2 variations using a comprehensive Earth system model of intermediate complexity. Geochimica et Cosmochimica Acta 13, A411-A41, Suppl. S
• Greve R, Takahama R, Calov R (2006) Simulation of large-scale ice-sheet surges: the ISMIP HEINO experiments. Polar Meteorology and Glaciology 20: 1-15 abstract

• Kubatzki C, Claussen M, Calov R, Ganopolski A (2006) Sensitivity of the Last Glacial Inception to initial and surface conditions. Clim Dyn 27 (4): 333-344, DOI: 10.1007/s00382-006-0136-6 authors final version (305 kbyte). The original publication is available at Springer

• Calov R, Ganopolski A (2005) Multistability and hysteresis in the climate-cryosphere system under orbital forcing. Geophys Res Lett 32 (21): L21717, DOI: 10.1029/2005GL024518 authors final version (283 kbyte). The original publication is available at GRL

• Calov R, Greve R (2005) A semi-analytical solution for the positive degree-day model with stochastic temperature variations. J Glaciol 51 (172): 173-175 pdf (66 kbyte)

• Calov R, Ganopolski A, Petoukhov V, Claussen M, Brovkin V, Kubatzki C (2005) Transient simulation of the last glacial inception. Part II: sensitivity and feedback analysis. Clim Dyn 24 (6): 563-576, doi:10.1007/s00382-005-0008-5 authors final version (450 kbyte). The original publication is available at Springer

• Calov R, Ganopolski A, Claussen M, Petoukhov V, Greve R (2005) Transient simulation of the last glacial inception. Part I: glacial inception as a bifurcation of the climate system. Clim Dyn 24 (6): 545-561, doi:10.1007/s00382-005-0007-6 authors final version (410 kbyte).  Springer

• Claussen M, Brovkin V, Calov R, Ganopolski A, Kubatzki C (2005) Did humankind prevent a Holocene glaciation? Comment on Ruddiman's hypothesis of a pre-historic Anthropocene. Climatic Change 69 (2-3): 409-417, DOI: 10.1007/s10584-005-7276-2 abstract

• Greve R, Calov R (2002) Comparison of numerical schemes for the solution of the ice-thickness equation in a dynamic/thermodynamic ice-sheet model. Journal of Computational Physics 179 (2): 649-664 abstract

• Claussen M, Mysak LA, Weaver AJ, Crucifix M, Fichefet T, Loutre M-F, Weber SL, Alcamo J, Alexeev VA, Berger A, Calov R, Ganopolski A, Goosse H, Lohman G, Lunkeit F, Mokhov II, Petoukhov V, Stone P, Wang Zh (2002) Earth system models of intermediate complexity: Closing the gap in the spectrum of climate system models. Clim Dyn 18 (7): 579-586 abstract

• Calov R, Ganopolski A, Petoukhov V, Claussen M, Greve R (2002) Large-scale instabilities of the Laurentide ice sheet simulated in a fully coupled climate-system model. Geophys Res Lett 29 (24): 2216, DOI: 10.1029/2002GL016078  authors final version (629 kbyte) The original publication is available at GRL
  

• Payne AJ, Huybrechts P, Abe-Ouchi A, Calov R, Fastook JL, Greve R, Marshall SJ, Marsiat I, Ritz C, Tarasov L, Thomassen MPA (2000) Results from the EISMINT model intercomparison: the effects of thermomechanical coupling. J Glaciol 46 (153): 227-238 pdf (1.6 Mbyte)

• Savvin AA, Greve R, Calov R, Mügge B, K. Hutter K (2000) Simulation of the Antarctic ice sheet with a three-dimensional polythermal ice-sheet model, in support of the EPICA project. II. Nested high-resolution treatment of Dronning Maud Land, Antarctica. Ann Glaciol 30: 69-75 abstract

• Calov R, Savvin AA, Greve R, Hansen I, Hutter K (1998) Simulation of the Antarctic ice sheet with a three-dimensional polythermal ice-sheet model, in support of the EPICA project, Ann Glaciol 27: 201-206 abstract

• Calov R, Marsiat I (1998) Simulations of the Northern Hemisphere through the last glacial-interglacial cycle with a vertically integrated and a three-dimensional thermomechanical ice sheet model coupled to a climate model. Ann Glaciol 27: 169-176 abstract

• Calov R, Hutter K (1997) Large scale motion and temperature distributions in land-based ice shields; the Greenland Ice Sheet in response to various climatic scenarios. Archives of Mechanics 49 (5): 919-962 abstract

• Calov R, Hutter K (1996) The thermomechanical response of the Greenland ice sheet to various climate scenarios. Clim Dyn 12 (4): 243-260 abstract

• Huybrechts P, Payne AJ, and the EISMINT Intercomparison Group (Abe-Ouchi A, Calov R, Fabre A, Fastook JL, Greve R, Hindmarsh RCA, Hoydal O, Johannesson T, MacAyeal DR, Marsiat I, Ritz C, Verbitsky MY, Waddington ED, Warner R) (1996) The EISMINT benchmarks for testing ice-sheet models. Ann Glaciol 23: 1-12 pdf (1.4 Mbyte)

• Weis M, Hutter K, Calov R (1996) 250 000 years in history of Greenland's ice sheet. Ann Glaciol 23: 359-363 abstract

• Kuhle M, Herterich K, Calov R (1989) On the ice age glaciation of the Tibetan Highlands and its transformation into a 3-D model. GeoJournal 19 (2): 201-206 abstract

Non-Refereed Publications

• Kubatzki C, Claussen M, Calov R, Ganopolski A (2007) Modelling the end of an interglacial (MIS 5, 7, 9, 11). In: The climate of past interglacials, Developments in quaternary science 7 (eds. Sirocko F, Claussen M, Sanchez-Goni MF, Litt T (Eds.) Elsevier, Amsterdam etc.: 583-593

• Calov R (2006) Modelling of terrestrial ice sheets in palaeo-climate research. GAMM-Mitt 29 (1): 9-28 pdf (1.3 Mbyte)

• Calov R, Greve R (2006) ISMIP HEINO. Ice Sheet Model Intercomparison Project - Heinrich Event INtercOmparison. Available online: http://www.pik-potsdam.de/~calov/heino.html

• Ganopolski A, Calov R, Rahmstorf S, Petoukhov V, Claussen M, Brovkin V (2003) Modeling of the Earth system dynamics during Quaternary. Terra Nostra 6: 161-165

• Hutter K, Greve R, Calov R (2003) Klimarekonstruktion aus dem Eis großer Eisschilde. Thema Forschung 2/2003, Technische Universität Darmstadt: 24-32 abstract

• Mügge B, Savvin AA, Calov R, Greve R (1999) Numerical age computation of the Antarctic ice sheet for dating deep ice cores. In: Advances in Cold-Region Thermal Engineering and Sciences (eds. K. Hutter, Y. Wang and H. Beer), Springer: 307-318 pdf (530 kbyte).

• Calov R (1997) A three-dimensional thermomechanical ice sheet model coupled to a climate model - theory, model test and application to the northern Hemisphere ice sheets. Report: EU project Human Mobility CEE CHRX-CT92-0066: 45 pages abstract

• Calov R, Hutter K (1996) The Greenland ice sheet: flow, temperature and geometry in response to various climate scenarios. Proceedings of the 5th International Symposium on Thermal Engineering and Sciences for Cold Regions (eds Y Lee and W Hallett): 97-107 abstract

• Hutter K, Calov R (1996) Large scale motion and temperature distributions in land based ice shields - a review. Proceedings of the 5th International Symposium on Thermal Engineering and Sciences for Cold Regions (eds Y Lee and W Hallett): 22-46 abstract

• Calov R (1994) Das thermomechanische Verhalten des Grönländischen Eisschildes unter der Wirkung verschiedener Klimaszenarien - Antworten eines theoretisch-numerischen Modells. Doctoral dissertation, Fachbereich Mechanik, Technische Hochschule Darmstadt: 171 pages abstract

• Hutter K, Calov R (1993) Thermal response of the Greenland ice sheet through the last glacial cycle, in Mass balance and related topics of the Greenland ice sheet (eds Reeh N, Oerter H) Open File Series, Geological Survey of Greenland: 17-19 pdf (220 kbyte)
• Calov R (1989) Zur numerischen Simulation des Aufbaus eines hypothetischen Tibetischen Inlandeises während der Eiszeit. Diploma thesis, Max-Planck-Institut für Meteorologie, Fachbereich für Physik der Universität Hamburg: 79 pages

Conference Abstracts

• Calov R, Robinson A, Ganopolski A (2011) Simulated Greenland evolution during the Eemian and MIS 11 interglacials. Geophysical Research Abstracts 13, European Geosciences Union: EGU2011-2203 pdf (36 kbyte)
• Robinson A, Calov R, Ganopolski A (2011) A new indicator of Greenland Ice Sheet stability. Geophysical Research Abstracts 13, European Geosciences Union: EGU2011-234 pdf (36 kbyte)
  
• Brovkin V, Ganopolski A, Calov R, Munhoven G, Archer D (2010) Simulation of glacial-interglacial atmospheric CO2 variations using a comprehensive Earth system model of intermediate complexity. Geophysical Research Abstracts 12, European Geosciences Union: EGU2010-5055 pdf (36 kbyte)
  
• Calov R, Robinson A, Ganopolski A (2010) The role of fast processes for the stability of the Greenland ice sheet. Geophysical Research Abstracts 12, European Geosciences Union: EGU2010-3550 pdf (33 kbyte)
  
• Ganopolski A, Calov R (2010) 100 kyr World: the role of carbon dioxide, regolith and eolian dust. Geophysical Research Abstracts 12, European Geosciences Union: EGU2010-5019 pdf (36 kbyte)
  
• Robinson A, Calov R, Ganopolski A (2010) Constraining Greenland surface mass balance model parameters using paleoclimate data. Geophysical Research Abstracts 12, European Geosciences Union: EGU2010-8776 pdf (59 kbyte)
  
• Robinson, A, Calov, R, Ganopolski, A (2008) Simulation of long-term response of the Greenland Ice Sheet to global warming with an ice sheet model coupled to a regional energy-moisture balance climate model. EOS Trans AGU 89 (53), Fall Meet Suppl, C11B-0501 pdf (57.5 kbyte)
  
• Calov R, Greve R, ISMIP HEINO Intercomparison Group (2008) The ISMIP HEINO project: Intercomparison of large-scale oscillations in ice-sheet models. International Symposium on Dynamics in Glaciology, IGS 17-22 August 2008, 52A016 pdf (105 kbyte)

• Calov R, Ganopolski A, Claussen M (2008) Simulation of Termination II. Geophysical Research Abstracts 10, European Geosciences Union: EGU08-A-02073 pdf (11 kbyte).

• Ganopolski A, Calov R (2008) Simulation of glacial cycles and abrupt climate changes with a climate-ice sheet model of intermediate complexity (solicited). Geophysical Research Abstracts 10, European Geosciences Union: EGU08-A-01425 pdf (8 kbyte).

• Calov R, Ganopolski A (2007) Simulation of glacial cycles with an Earth system model of intermediate Complexity. Geophysical Research Abstracts 9, European Geosciences Union: EGU07-A-02790 pdf (33 kbyte).
• Calov R, Ganopolski A (2007) Simulation of glacial cycles with a climate-ice sheet model of intermediate complexity. IUGG XXIV General Assembly July 2-13, 2007 Perugia, Italy abstract
  

• Calov R, Greve R, Huybrechts P, Bueler E, Pollard D, Pattyn F, Tarasov L (2007) First Results of the ISMIP-HEINO Model Intercomparison Project. Geophysical Research Abstracts 9, European Geosciences Union: EGU07-A-02910 pdf (31 kbyte).

• Calov R, Greve R (2006) Large-scale ice-sheet oscillations - mechanism, modelling, intercomparison. Geophysical Research Abstracts 8, European Geophysical Society: EGU06-A-03455 pdf (30 kbyte).

• Ganopolski A, Calov R (2006) Simulation of orbital and millennial scale climate variability with a climate-ice sheet model of intermediate complexity (solicited). Eos Trans AGU 87(52), Fall Meet Suppl, PP11A-04

• Greve R, Calov R, Takahama R (2006) Simulation large-scale ice-sheet surges for the ISMIP HEINO set-up. Geophysical Research Abstracts 8, European Geophysical Society: EGU06-A-03262 pdf (30 kbyte).

• Calov R, Ganopolski A (2005) A study of climate-cryosphere hysteresis. Geophysical Research Abstracts 7, European Geosciences Union: EGU05-A-05053 pdf (35 kbyte).

• Claussen M, Brovkin V, Calov R, Ganopolski A, Kubatzki C (2005) Holocene CO₂ increase: anthropogenic forcing or internal feedbacks? (solicited). Geophysical Research Abstracts 7, European Geosciences Union: EGU05-A-02567 pdf (35 kbyte).

• Kubatzki C, Claussen M, Calov R, Ganopolski A (2005) Glacial inception in an Earth system model. Geophysical Research Abstracts 7, European Geosciences Union: EGU05-A-05659 pdf (30 kbyte).

• Kubatzki C, Claussen M, Calov R, Ganopolski A (2005) Ice sheet - climate interaction at the end of an interglacial. Geophysical Research Abstracts 7, European Geosciences Union: EGU05-A-05656 pdf (31 kbyte).

• Calov R, Ganopolski A, Claussen M (2004) Multistability and hysteresis in the climate-cryosphere system. Geophysical Research Abstracts 6, European Geosciences Union: EGU04-A-03035 pdf (38 kbyte).

• Kubatzki C, Calov R, Claussen M (2004) Interglacial-glacial climate transitions. Geophysical Research Abstracts 6, European Geosciences Union: EGU04-A-07523 pdf (34 kbyte).

• Calov R, Greve R, Hutter K (2003) Climate reconstructions from ice core isotope analysis (solicited). Geophysical Research Abstracts 5, European Geophysical Society: EAE03-A-00795 pdf (12 kbyte).

• Calov R, Ganopolski A, Petoukhov V (2003) Simulation of large-scale instabilities of the Laurentide ice sheet with a 3-D polythermal ice sheet model. Geophysical Research Abstracts 5, European Geophysical Society: EAE03-A-02362 pdf (13 kbyte).

• Ganopolski A, Calov R (2003) Simulation of Heinrich Events and their climate impact with an Earth system model (solicited). Geophysical Research Abstracts 5, European Geophysical Society: EAE03-A-01861 pdf (15 kbyte).

• Ganopolski A, Rahmstorf S, Calov R (2002) Stochastic resonance and global synchronization in the climate system. Geophysical Research Abstracts 4, European Geophysical Society: EGS02-A-02940 pdf (5 kbyte).

• Calov R, Ganopolski A (2002) Simulation of the last glacial cycle with a climate-system model. Geophysical Research Abstracts 4, European Geophysical Society: EGS02-A-02535 pdf (6 kbyte).

• Calov R, Ganopolski A, Claussen (1999) The Northern Hemisphere ice cover simulated with a coupled climate-system model, IUGG abstract MC11/E/12-B3 IUGG XXII General Assembly, Birmingham 1999 pdf (18 kbyte).

• Calov R, Ganopolski A (1999) Simulation of the last glacial cycle with a coupled climate-system model. Geophysical Research Abstracts 1, European Geophysical Society: p 558 pdf (17 kbyte).