Search Results - "Renssen, H."

Global characterization of the Holocene Thermal Maximum by Renssen, H., Seppä, H., Crosta, X., Goosse, H., Roche, D.M.

“…We analyze the global variations in the timing and magnitude of the Holocene Thermal Maximum (HTM) and their dependence on various forcings in transient…”
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The spatial and temporal complexity of the Holocene thermal maximum by Fichefet, T, Renssen, H, Seppä, H, Heiri, O, Goosse, H, Roche, D. M

“…The Holocene thermal maximum, a period of relatively warm climate between 11,000 and 5,000 years ago, is most clearly recorded in the middle and high latitudes…”
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Evaluating Southern Ocean sea-ice for the Last Glacial Maximum and pre-industrial climates: PMIP-2 models and data evidence by Roche, D.M., Crosta, X., Renssen, H.

“…Sea ice is recognized as an important factor controlling climate conditions at high latitudes. It has a major impact in controlling the ocean to atmosphere…”
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Model–data comparison for the 8.2 ka BP event: confirmation of a forcing mechanism by catastrophic drainage of Laurentide Lakes by Wiersma, A.P., Renssen, H.

“…To improve our understanding of the mechanism behind the 8.2 ka BP cooling event, we compare proxy evidence with climate model simulations in which the…”
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Last interglacial model–data mismatch of thermal maximum temperatures partially explained by Bakker, P, Renssen, H

“…The timing of the last interglacial (LIG) thermal maximum across the globe remains to be precisely assessed. Because of difficulties in establishing a common…”
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The influence of Greenland ice sheet melting on the Atlantic meridional overturning circulation during past and future warm periods: a model study by Blaschek, M., Bakker, P., Renssen, H.

“…The sensitivity of the climate system to changes in radiative forcing is crucial for our understanding of past and future climates. Especially important are…”
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How did Marine Isotope Stage 3 and Last Glacial Maximum climates differ? – Perspectives from equilibrium simulations by Van Meerbeeck, C. J., Renssen, H., Roche, D. M.

“…Dansgaard-Oeschger events occurred frequently during Marine Isotope Stage 3 (MIS3), as opposed to the following MIS2 period, which included the Last Glacial…”
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The Holocene thermal maximum in the Nordic Seas: the impact of Greenland Ice Sheet melt and other forcings in a coupled atmosphere–sea-ice–ocean model by Blaschek, M, Renssen, H

“…The relatively warm early Holocene climate in the Nordic Seas, known as the Holocene thermal maximum (HTM), is often associated with an orbitally forced summer…”
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Long-term variations in Iceland–Scotland overflow strength during the Holocene by Thornalley, D. J. R, Blaschek, M, Davies, F. J, Praetorius, S, Oppo, D. W, McManus, J. F, Hall, I. R, Kleiven, H, Renssen, H, McCave, I. N

“…The overflow of deep water from the Nordic seas into the North Atlantic plays a critical role in global ocean circulation and climate. Approximately half of…”
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Holocene North Atlantic Overturning in an atmosphere-ocean-sea ice model compared to proxy-based reconstructions by Blaschek, M., Renssen, H., Kissel, C., Thornalley, D.

“…Climate and ocean circulation in the North Atlantic region changed over the course of the Holocene, partly because of disintegrating ice sheets and partly…”
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The impact of early Holocene Arctic shelf flooding on climate in an atmosphere–ocean–sea–ice model by Blaschek, M, Renssen, H

“…Glacial terminations are characterized by a strong rise in sea level related to melting ice sheets. This rise in sea level is not uniform all over the world,…”
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Investigation of the relationship between permafrost distribution in NW Europe and extensive winter sea-ice cover in the North Atlantic Ocean during the cold phases of the Last Glaciation by Renssen, H., Vandenberghe, J.

“…Atmospheric model simulations with different extents of sea-ice are compared with reconstructed European mean annual temperatures derived from permafrost…”
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Last interglacial temperature evolution – a model inter-comparison by Bakker, P, Stone, E. J, Charbit, S, Gröger, M, Krebs-Kanzow, U, Ritz, S. P, Varma, V, Khon, V, Lunt, D. J, Mikolajewicz, U, Prange, M, Renssen, H, Schneider, B, Schulz, M

“…There is a growing number of proxy-based reconstructions detailing the climatic changes that occurred during the last interglacial period (LIG). This period is…”
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How do icebergs affect the Greenland ice sheet under pre-industrial conditions? – a model study with a fully coupled ice-sheet–climate model by Bügelmayer, M., Roche, D. M., Renssen, H.

“…Icebergs have a potential impact on climate since they release freshwater over a widespread area and cool the ocean due to the take-up of latent heat. Yet, so…”
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Model sensitivity to North Atlantic freshwater forcing at 8.2 ka by Morrill, C, LeGrande, A. N, Renssen, H, Bakker, P, Otto-Bliesner, B. L

“…We compared four simulations of the 8.2 ka event to assess climate model sensitivity and skill in responding to North Atlantic freshwater perturbations. All of…”
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Eurasian permafrost instability constrained by reduced sea-ice cover by Vandenberghe, J., Renssen, H., Roche, D.M., Goosse, H., Velichko, A.A., Gorbunov, A., Levavasseur, G.

“…In order to specify potentially causal relationships between climate, permafrost extent and sea-ice cover we apply a twofold research strategy: (1) we cover a…”
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Temperature trends during the Present and Last Interglacial periods – a multi-model-data comparison by Bakker, P., Masson-Delmotte, V., Martrat, B., Charbit, S., Renssen, H., Gröger, M., Krebs-Kanzow, U., Lohmann, G., Lunt, D.J., Pfeiffer, M., Phipps, S.J., Prange, M., Ritz, S.P., Schulz, M., Stenni, B., Stone, E.J., Varma, V.

“…Though primarily driven by insolation changes associated with well-known variations in Earth's astronomical parameters, the response of the climate system…”
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Reconstructing surface temperature changes over the past 600 years using climate model simulations with data assimilation by Goosse, H., Crespin, E., de Montety, A., Mann, M. E., Renssen, H., Timmermann, A.

“…Ensemble simulations have been performed with a climate model constrained to follow temperature histories obtained from a recent compilation of 56…”
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The impact of Sahara desertification on Arctic cooling during the Holocene by Davies, F. J, Renssen, H, Blaschek, M, Muschitiello, F

“…Since the start of the Holocene, temperatures in the Arctic have steadily declined. This has been accredited to the orbitally forced decrease in summer…”
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A multi-model assessment of last interglacial temperatures by Lunt, D. J, Abe-Ouchi, A, Bakker, P, Berger, A, Braconnot, P, Charbit, S, Fischer, N, Herold, N, Jungclaus, J. H, Khon, V. C, Krebs-Kanzow, U, Langebroek, P. M, Lohmann, G, Nisancioglu, K. H, Otto-Bliesner, B. L, Park, W, Pfeiffer, M, Phipps, S. J, Prange, M, Rachmayani, R, Renssen, H, Rosenbloom, N, Schneider, B, Stone, E. J, Takahashi, K, Wei, W, Yin, Q, Zhang, Z. S

“…The last interglaciation (~130 to 116 ka) is a time period with a strong astronomically induced seasonal forcing of insolation compared to the present. Proxy…”
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