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Items where Author is "Karcher, Michael"

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Number of items: 171.

Article

Sumata, H. , Kauker, F. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Gerdes, R. (2019)
Covariance of optimal parameters of an Arctic sea ice-ocean model ,

Monthly Weather Review .

doi:https://doi.org/10.1175/MWR-D-18-0375.1 , hdl:10013/epic.9ca378b1-a76d-40d2-9acd-96226199da98

Article

Sumata, H. , Kauker, F. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Gerdes, R. (2019)
Simultaneous Parameter Optimization of an Arctic Sea Ice–Ocean Model by a Genetic Algorithm ,

Monthly Weather Review .

doi:https://doi.org/10.1175/MWR-D-18-0360.1 , hdl:10013/epic.0ca56b92-99be-426c-80a7-c29923f9b724

Article

Kaminski, T. , Kauker, F. , Toudal Pedersen, L. , Voßbeck, M. , Haak, H. , Niederdrenk, L. , Hendricks, S.

ORCID: https://orcid.org/0000-0002-1412-3146, Ricker, R.

ORCID: https://orcid.org/0000-0001-6928-7757, Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Eicken, H. and Gråbak, O. (2018)
Arctic Mission Benefit Analysis: impact of sea ice thickness, freeboard, and snow depth products on sea ice forecast performance ,

The Cryosphere, 12 (8), pp. 2569-2594 .

doi:https://doi.org/10.5194/tc-12-2569-2018 , hdl:10013/epic.2f818958-5f74-456e-8db8-a4ab8dd2b914

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Article

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Kauker, F. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Rabe, B.

ORCID: https://orcid.org/0000-0001-5794-9856, Timmermans, M. L. , Behrendt, A.

ORCID: https://orcid.org/0000-0001-5746-1631, Gerdes, R. , Schauer, U. , Shimada, K. , Cho, K. H. and Kikuchi, T. (2018)
Decorrelation scales for Arctic Ocean hydrogpraphy - Part I: Amerasian Basin ,

Ocean Science, 14 , pp. 161-185 .

doi:https://doi.org/10.5194/os-14-161-2018 , hdl:10013/epic.90544b65-f2ba-4c57-8c3f-9c7658850da6

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Article

Rutgers van der Loeff, M.

ORCID: https://orcid.org/0000-0003-1393-3742, Kipp, L. , Charette, M. A. , Moore, W. S. , Black, E. , Stimac, I. , Charkin, A. , Bauch, D. , Valk, O. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Krumpen, T.

ORCID: https://orcid.org/0000-0001-6234-8756, Casacuberta, N. , Smethie, W. and Rember, R. (2018)
Radium Isotopes Across the Arctic Ocean Show Time Scales of Water Mass Ventilation and Increasing Shelf Inputs ,

Journal of Geophysical Research: Oceans .

doi:https://doi.org/10.1029/2018JC013888 , hdl:10013/epic.827667c0-4abe-4712-b497-ec8e4d265ca9

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Article

Rutgers van der Loeff, M. , Kipp, L. , Charette, M. A. , Moore, W. S. , Black, E. , Stimac, I. , Charkin, A. , Bauch, D. , Valk, O. , Karcher, M. , Krumpen, T. , Casacuberta, N. , Smethie, W. and Rember, R. (2018)
Radium Isotopes Across the Arctic Ocean Show Time Scales of Water Mass Ventilation and Increasing Shelf Inputs ,

Journal of Geophysical Research: Oceans .

doi:https://doi.org/10.1029/2018JC013888 , hdl:10013/epic.78d69371-5ddc-4a6c-b67f-125e829c386d

Article

Ulfsbo, A. , Jones, E. M. , Casacuberta, N. , Korhonen, M. , Rabe, B.

ORCID: https://orcid.org/0000-0001-5794-9856, Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and van Heuven, S. M. (2018)
Rapid changes in anthropogenic carbon storage and ocean acidification in the intermediate layers of the Eurasian Arctic Ocean: 1996-2015 ,

Global Biogeochemical Cycles, 32 .

doi:https://doi.org/10.1029/2017GB005738 , hdl:10013/epic.b8431370-96a8-4e87-bde7-0b927f294b26

Article

Crépin, A. S. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Gascard, J. C. (2017)
Arctic climate change, economy and society: integrated perspectives ,

AMBIO, 46 .

doi:https://doi.org/10.1007/s13280-017-0953-3 , hdl:10013/epic.51856

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Article

Gascard, J. C. , Riemann-Campe, K.

ORCID: https://orcid.org/0000-0002-7733-8427, Gerdes, R. , Schyberg, H. , Randriamampianina, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Zhang, J. and Rafizadeh, M. (2017)
Future sea ice conditions and weather forecasts in the Arctic: Implications for Arctic shipping ,

AMBIO .

doi:https://doi.org/10.1007/s13280-017-0951-5 , hdl:10013/epic.51881

Article

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Hosseini, A. , Schnur, R. , Kauker, F. , Brown, J. , Dowdall, M. and Strand, P. (2017)
Modelling dispersal of radioactive contaminants in Arctic waters as a result of potential recovery operations on the dumped submarine K-27 ,

Marine Pollution Bulletin, 116 (1-2), pp. 385-394 .

doi:https://doi.org/10.1016/j.marpolbul.2017.01.034 , hdl:10013/epic.51142

Article

Aksenov, Y. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Proshutinsky, A. , Gerdes, R. , DeCuevas, B. A. , Golubeva, E. , Kauker, F. , Nguyen, A. , Platov, G. , Wadley, M. , Watanabe, E. , Coward, A. C. and Nurser, G. (2016)
Arctic pathways of Pacific Water: Arctic Ocean Model Intercomparison experiments ,

Journal of Geophysical Research-Oceans, 121 (1), pp. 27-59 .

doi:https://doi.org/10.1002/2015JC011299 , hdl:10013/epic.49027

Article

Brown, J. , Hosseini, A. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. , Dowdall, M. , Schnur, R. and Strand, P. (2016)
Derivation of risk indices and analysis of variablility for the management of incidents involving the transport of nuclear materials in the Northern Seas ,

Journal of Environmental Management, 171 , pp. 195-203 .

doi:https://doi.org/10.1016/j.jenvman.2016.02.012 , hdl:10013/epic.47394

Article

Kauker, F. , Kaminski, T. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Dowdall, M. , Brown, J. , Hosseini, A. and Strand, P. (2016)
Model analysis of worst place scenarios for nuclear accidents in the northern marine environment ,

Environmental Modelling & Software, 77 , pp. 13-18 .

doi:https://doi.org/10.1016/j.envsoft.2015.11.021 , hdl:10013/epic.47396

Article

Janout, M.

ORCID: https://orcid.org/0000-0003-4908-2855, Aksenov, Y. , Hölemann, J.

ORCID: https://orcid.org/0000-0001-5102-4086, Rabe, B.

ORCID: https://orcid.org/0000-0001-5794-9856, Schauer, U. , Polyakov, I. , Bacon, S. , Coward, A. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Lenn, Y. D. , Kassens, H. and Timokhov, L. (2015)
Kara Sea freshwater transport through Vilkitsky Strait: Variability, forcing, and further pathways toward the western Arctic Ocean from a model and observations ,

Journal of Geophysical Research-Oceans .

doi:https://doi.org/10.1002/2014JC010635 , hdl:10013/epic.45915

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Article

Jung, T.

ORCID: https://orcid.org/0000-0002-2651-1293, Doblas-Reyes, F. , Goessling, H. F.

ORCID: https://orcid.org/0000-0001-9018-1383, Guemas, V. , Bitz, C. , Buontempo, C. , Caballero, R. , Jakobson, E. , Jungclaus, J. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Koenigk, T. , Matei, D. , Overland, J. , Spengler, T. and Yang, S. (2015)
Polar-lower latitude linkages and their role in weather and climate prediction ,

Bulletin of the American Meteorological Society .

doi:https://doi.org/10.1175/BAMS-D-15-00121.1 , hdl:10013/epic.45631

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Article

Haine, T. W. , Curry, B. , Gerdes, R. , Hansen, E. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Lee, C. , Rudels, B. , Spreen, G. , de Steur, L. , Stewart, K. D. and Woodgate, R. (2015)
Arctic freshwater export: Status, mechanisms, and prospects ,

Global and Planetary Change, 125 , pp. 13-35 .

doi:https://doi.org/10.1016/j.gloplacha.2014.11.013 , hdl:10013/epic.49086

Article

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Gerdes, R. , Kauker, F. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2015)
Empirical error functions for monthly mean Arctic sea-ice drift ,

Journal of Geophysical Research: Oceans, 120 (11), pp. 7450-7475 .

doi:https://doi.org/10.1002/2015JC011151 , hdl:10013/epic.49088

Article

Kaminski, T. , Kauker, F. , Eicken, H. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2015)
Exploring the utility of quantitative network design in evaluating Arctic sea ice thickness sampling strategies ,

The Cryosphere, 9 (4), pp. 1721-1733 .

doi:https://doi.org/10.5194/tc-9-1721-2015 , hdl:10013/epic.47395

Article

Kauker, F. , Kaminski, T. , Ricker, R.

ORCID: https://orcid.org/0000-0001-6928-7757, Toudal-Pedersen, L. , Dybkjaer, G. , Melsheimer, C. , Eastwood, S. , Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Gerdes, R. (2015)
Seasonal sea ice predictions for the Arctic based on assimilation of remotely sensed observations ,

The Cryosphere Discussions, 9 (5), pp. 5521-5554 .

doi:https://doi.org/10.5194/tcd-9-5521-2015 , hdl:10013/epic.49087

Article

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Kwok, R. , Gerdes, R. , Kauker, F. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2015)
Uncertainty of Arctic summer ice drift assessed by high-resolution SAR data ,

Journal of Geophysical Research: Oceans, 120 (8), pp. 5285-5301 .

doi:https://doi.org/10.1002/2015JC010810 , hdl:10013/epic.49089

Article

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Lavergne, T. , Girard-Ardhuin, F. , Kimura, N. , Tschudi, M. A. , Kauker, F. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Gerdes, R. (2014)
An intercomparison of Arctic ice drift products to deduce uncertainty estimates ,

Journal of Geophysical Research: Oceans, 119 (8), pp. 4887-4921 .

doi:https://doi.org/10.1002/2013JC009724 , hdl:10013/epic.45049

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Article

Itkin, P. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Gerdes, R. (2014)
Is weaker Arctic sea ice changing the Atlantic water circulation? ,

Journal of Geophysical Research: Oceans, 119 (9), pp. 5992-6009 .

doi:https://doi.org/10.1002/2013JC009633 , hdl:10013/epic.49090

Article

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Kauker, F. , Gerdes, R. , Koeberle, C. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2013)
A comparison between gradient descent and stochastic approaches for parameter optimization of a sea ice model ,

Ocean Science, 9 (4), pp. 609-630 .

doi:https://doi.org/10.5194/os-9-609-2013 , hdl:10013/epic.41891

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Article

Jahn, A. , Aksenov, Y. , de Cuevas, B. , de Steur, L. , Haekkinen, S. , Hansen, E. , Herbaut, C. , Houssais, M. N. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. , Lique, C. , Nguyen, A. , Pemberton, P. , Worthen, D. and Zhang, J. (2012)
Arctic Ocean freshwater: How robust are model simulations? ,

Journal of Geophysical Research-Oceans, 117 (C00D16) .

doi:https://doi.org/10.1029/2012JC007907 , hdl:10013/epic.39854

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Article

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Smith, J. N. , Kauker, F. , Gerdes, R. and Smethie Jr, W. (2012)
Recent changes in Arctic Ocean circulation revealed by 129-Iodine observations and modelling ,

Journal of Geophysical Research - Oceans. .

doi:https://doi.org/10.1029/2011JC007513 , hdl:10013/epic.39852

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Article

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Beszczynska-Möller, A. , Kauker, F. , Gerdes, R. , Heyen, S. , Rudels, B. and Schauer, U. (2011)
Arctic Ocean warming and its consequences for the Denmark Strait overflow ,

J. Geophys. Res., 116, C02037 .

doi:https://doi.org/10.1029/2010JC006265 , hdl:10013/epic.36311

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Article

Beszczynska-Möller, A. , Woodgate, R. A. , Lee, C. , Melling, H. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2011)
A Synthesis of Exchanges Through the Main Oceanic Gateways to the Arctic Ocean, ,

in: The Changing Arctic Ocean: Special Issue on the International Polar Year (20072009), Oceanography, 24(3)99., 82 .

doi:https://doi.org/10.5670/oceanog.2011.59 , hdl:10013/epic.38140

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Article

Rabe, B.

ORCID: https://orcid.org/0000-0001-5794-9856, Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Schauer, U. , Toole, J. M. , Krischfield, R. A. , Pisarev, S. , Kauker, F. , Gerdes, R. and Kikuchi, T. (2011)
An assessment of Arctic Ocean freshwater content changes from the 1990s to the 2006-2008 period ,

Deep-Sea Research I, 58185, 173 .

doi:https://doi.org/10.1016/j.dsr.2010.12.002 , hdl:10013/epic.36728

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Article

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Harms, I. , Standring, W. , Dowdall, M. and Strand, P. (2010)
On the Potential for Climate Change Impacts on Marine Anthropogenic Radioactivity in the Arctic Regions ,

Marine Pollution Bulletin, Volume 60, Issue 8, August 2010, Pages 1151-1159 .

doi:https://doi.org/10.1016/j.marpolbul.2010.05.003 , hdl:10013/epic.35346

Article

Kauker, F. , Kaminski, T. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Giering, R. , Gerdes, R. and Voßbeck, M. (2009)
Adjoint analysis of the 2007 all time Arctic sea-ice minimum ,

Geophysical Research Letters .

doi:https://doi.org/10.1029/2008GL036323 , hdl:10013/epic.31900

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Article

de Steur, L. , Hansen, E. , Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Fahrbach, E. and Holfort, J. (2009)
Freshwater Fluxes in the East Greenland Current: A decade of observations ,

Geophysical Research Letters, 36, L23611. .

doi:https://doi.org/10.1029/2009GL041278 , hdl:10013/epic.33853

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Article

Rabe, B.

ORCID: https://orcid.org/0000-0001-5794-9856, Schauer, U. , Mackensen, A.

ORCID: https://orcid.org/0000-0002-5024-4455, Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Hansen, E. and Beszczynska-Möller, A. (2009)
Freshwater components and transports in the Fram Strait: - recent observations and changes since the late 1990s ,

Ocean Sci., 5 , pp. 219-233 .

hdl:10013/epic.32890

Article

Kauker, F. , Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kaminski, T. , Giering, R. and Vossbeck, M. (2009)
Retrospective Summary Comments SIO 2009 AWI/FastOpt/OASys ,

Sea Ice Outlook: monthly reports June, July, August, Retrospective Summary. .

hdl:10013/epic.36313

Article

Kauker, F. , Gerdes, R. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2008)
Arctic Sea Ice in summer 2008 - an outlook ,

Sea Ice Outlook: monthly reports .

hdl:10013/epic.30865

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Article

Kauker, F. , Köberle, C. , Gerdes, R. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2008)
Modeling the 20th century Arctic Ocean/Sea Ice system: Reconstruction of surface forcing ,

Journal of Geophysical Research, 113, C09027. .

doi:https://doi.org/10.1029/2006JC004023 , hdl:10013/epic.31554

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Article

Dickson, R. R. , Rudels, B. , Dye, S. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Meincke, J. and Yashayaev, I. (2007)
Current Estimates of Freshwater Flux through Arctic & Subarctic seas. ,

Progress in oceanography, 73 (3), pp. 210-230 .

doi:https://doi.org/10.1016/j.pocean.2006.12.003 , hdl:10013/epic.26912

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Article

Häkkinen, S. , Dupont, F. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. and Zhang, J. (2007)
Model simulation of Greenland Sea upper-ocean variability ,

Journal of geophysical research-oceans, 112, C06S90 .

doi:https://doi.org/10.1029/2006JC003687 , hdl:10013/epic.26914

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Article

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. , Gerdes, R. , Hunke, E. and Zhang, J. (2007)
On the Dynamics of Atlantic Water circulation in the Arctic Ocean ,

Journal of geophysical research-oceans, 112, C04S02 .

doi:https://doi.org/10.1029/2006JC003630 , hdl:10013/epic.26592

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Article

Dorn, W.

ORCID: https://orcid.org/0000-0002-2071-9472, Dethloff, K. , Rinke, A.

ORCID: https://orcid.org/0000-0002-6685-9219, Frickenhaus, S.

ORCID: https://orcid.org/0000-0002-0356-9791, Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Kauker, F. (2007)
Sensitivities and uncertainties in a coupled regional atmosphere-ocean-ice model with respect to the simulation of Arctic sea ice ,

Journal of Geophysical Research, 112, D10118 .

doi:https://doi.org/10.1029/2006JD007814 , hdl:10013/epic.26687

Article

Holloway, G. , Dupont, F. , Golubeva, E. , Häkkinen, S. , Hunke, E. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. , Maltrud, M. , Morales Maqueda, M. , Maslowski, W. , Platov, G. , Stark, D. , Steele, M. , Worthen, D. and Zhang, J. (2007)
Water properties and circulation in Arctic Ocean models ,

Journal of geophysical research-oceans, 112, C04S03 .

doi:https://doi.org/10.1029/2006JC003642 , hdl:10013/epic.25061

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Article

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Gerdes, R. and Kauker, F. (2006)
Modeling of δ18O and 99Tc dispersion in Arctic and subarctic seas ,

ASOF Newsletter,Issue No 5, April 2006 .

hdl:10013/epic.24814

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Article

Richter-Menge, J. , Overland, J. , Proshutinsky, A. , Romanowsky, V. , Gascard, J. C. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Maslanik, J. , Perovich, D. , Shiklomanov, A. and Waller, D. (2006)
The Poles - Arctic ,

in: State of the Climate 2005, K.A.Shein (Ed.), B. Am. Meteorol. Soc., 87, S46-S53, NOAA/NESDIS/NCDC & American Meteorological Society. .

hdl:10013/epic.25464

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Article

Dorn, W.

ORCID: https://orcid.org/0000-0002-2071-9472, Dethloff, K. , Rinke, A.

ORCID: https://orcid.org/0000-0002-6685-9219, Frickenhaus, S.

ORCID: https://orcid.org/0000-0002-0356-9791, Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Kauker, F. (2006)
Sea-ice simulations with AWI's coupled regional atmosphere-ocean-ice model HIRHAM-NAOSIM ,

in: Global Implications of Arctic Climate Processes and Feedbacks (edited by A. Rinke and K. Dethloff), Reports on Polar and Marine Research, Vol. 520, p., pp. 41-44 .

hdl:10013/epic.24180

Article

Richter-Menge, J. , Overland, J. , Proshutinsky, A. , Romanovsky, V. , Bengtsson, L. , Brigham, L. , Dyurgerov, M. , Gascard, J. C. , Gerland, S. , Graversen, R. , Haas, C.

ORCID: https://orcid.org/0000-0002-7674-3500, Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kuhry, P. , Maslanik, J. , Melling, H. , Maslowski, W. , Morison, J. , Perovich, D. , Przybylak, R. , Rachold, V. , Rogor, I. , Shiklomanov, A. , Stroeve, J. , Walker, D. and Walsh, J. (2006)
State of the Arctic Report. ,

NOAA OAR Special Report, NOAA/OAR/PMEL, Seattle, WA .

hdl:10013/epic.25952

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Article

Proshutinsky, A. , Yang, J. , Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. , Hakkinen, S. , Hibler, W. , Holland, D. , Maqueda, M. , Holloway, G. , Hunke, E. , Maslowski, W. , Steele, M. and Zhang, J. (2005)
Arctic Ocean Study - Synthesis of Model Results and Observations ,

EOS, Transactions, American Geophysical Union, 368 .

hdl:10013/epic.23311

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Article

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Gerdes, R. , Kauker, F. , Köberle, C. and Yashayev, I. (2005)
Arctic Ocean change heralds North Atlantic freshening ,

Geophysical research letters, 32(21), L21606 .

doi:https://doi.org/10.1029/2005GL023861 , hdl:10013/epic.22504

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Article

Dowdall, M. , Gerland, S. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Gwynn, J. P. , Rudjord, A. L. , Kolstadt, K. and Christensen, G. (2005)
Geostatistical Methods Applied to Sampling Optimisation for the Temporal Monitoring of Technetium-99 in the Arctic Marine Environment. ,

StrålevernRapport 2005:19. Østerås: Norwegian Radiation Protection Authority, 2005 .

hdl:10013/epic.23719

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Article

Kauker, F. , Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Köberle, C. (2005)
Impact of North Atlantic Current changes on the Nordic Seas and the Arctic Ocean ,

Journal of geophysical research-oceans, Vol. 110(C12), C12002 .

doi:https://doi.org/10.1029/2004JC002624 , hdl:10013/epic.21400

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Article

Harms, I. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2005)
Kara Sea freshwater dispersion and export in the late 1990s ,

Journal of geophysical research-oceans, 110, C08007 .

doi:https://doi.org/10.1029/2004JC002744 , hdl:10013/epic.21826

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Article

Drange, H. , Gerdes, R. , Gao, Y. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. and Bentsen, M. (2005)
Ocean General Circulation Modelling of the Nordic Seas ,

in: The Nordic Seas: An Integrated Perspective, Drange, Dokken, Furevik, Gerdes and Berger (Eds.), AGU Monograph 158,American geophysical Union, Washington DC, pp., pp. 199-220 .

hdl:10013/epic.22799

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Article

Polyakov, I. V. , Beszczynska, A. , Carmack, E. C. , Dmitrenko, I. A. , Fahrbach, E. , Frohlov, I. E. , Gerdes, R. , Hansen, E. , Holfort, J. , Ivanov, V. V. , Johnson, M. A. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. , Morison, J. , Orvik, K. A. , Schauer, U. , Simmons, H. L. , Skagseth, O. , Sokolov, V. T. , Steele, M. , Timokhov, L. A. , Walsh, D. and Walsh, J. E. (2005)
One more step toward a warmer Arctic ,

Geophysical research letters, 32, LI7605 .

doi:https://doi.org/10.1029/2005GL023740 , hdl:10013/epic.23310

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Article

Dowdall, M. , Gerland, S. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Gwynn, J. P. , Rudjord, A. L. and Kolstad, A. K. (2005)
Optimization of sampling for the temporal monitoring of Technetium-99 in the Arctic marine environment ,

Journal of environmental radioactivity, Vol 84/1 pp., pp. 111-130 .

doi:https://doi.org/10.1016/j.jenvrad.2005.04.010 , hdl:10013/epic.22064

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Article

Simstich, J. , Harms, I. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Erlenkeuser, H. , Stanovoy, V. , Kodina, L. , Bauch, D. and Spielhagen, R. F. (2005)
Recent freshening in the Kara sea (Siberia) recorded by stable isotopes in Arctic bivalve shells, ,

Journal of geophysical research-oceans, 110, C08006 .

doi:https://doi.org/10.1029/2004JC002722 , hdl:10013/epic.21769

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Article

Gerdes, R. , Hurka, J. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. and Köberle, C. (2005)
Simulated history of convection in the Greenland and Labrador seas 1948-2001 ,

AGU monograph Climate Variability of the Nordic Seas, Bjerknes Centre for Climate Research, Bergen, Norway, pp. 221-238 .

hdl:10013/epic.20343

Article

Uotila, P. , Holland, D. M. , Morales Maqueda, M. A. , Häkkinen, S. , Holloway, G. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. , Steele, M. , Yakovlev, N. , Zhang, J. and Proshutinsky, A. (2005)
An energy-diagnostics intercomparison of coupled ice-ocean Arctic models ,

Ocean modelling, 11 (1), pp. 1-27 .

doi:https://doi.org/10.1016/j.ocemod.2004.11.003 , hdl:10013/epic.21473

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Article

Steiner, N. , Holloway, G. , Gerdes, R. , Haekkinen, S. , Holland, D. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. , Maslowski, W. , Proshutinsky, A. , Steele, M. and Zhang, J. (2004)
Comparing modeled streamfunction, heat and freshwater content in the Arctic Ocean ,

Ocean modelling, 6 , pp. 265-284 .

doi:https://doi.org/10.1016/S1463-5003(03)00013-1 , hdl:10013/epic.16240

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Article

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Harms, I. H. and Kauker, F. (2004)
Tracer Studies with Arctic and Subarctic Coupled Ice-ocean Models: Dispersion of Radionuclides and Oxygen Isotopes ,

International Conference on Isotopes in Environmental Studies - Aquatic Forum 2004, Book of Extended Synopses,IAEA-CN-118, pp. 75-76 .

hdl:10013/epic.22008

Article

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Gerland, S. , Harms, I. , Iosjpe, M. , Heldal, H. , Kershaw, P. J. and Sickel, M. (2004)
The dispersion of technetium-99 in the Nordic Seas and the Arctic Ocean: a comparison of model results and observations ,

Journal of environmental radioactivity, 74, 1-3, 2004 , pp. 185-198 .

hdl:10013/epic.18648

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Article

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Gerdes, R. , Kauker, F. and Köberle, C. (2003)
Arctic warming - Evolution and Spreading of the 1990s warm event in the Nordic Seas and the Arctic Ocean, ,

Journal of Geophysical Research, Vol. 108(C2) .

doi:https://doi.org/10.1029/2001JC001265 , hdl:10013/epic.15375

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Article

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kulakov, M. , Pivovarov, S. , Schauer, U. , Kauker, F. and Schlitzer, R.

ORCID: https://orcid.org/0000-0002-3740-6499 (2003)
Atlantic Water flow to the Kara Sea - comparing model results with observations ,

in: 'Siberian River Runoff in the Kara Sea: Characterisation, Quantification, Variability and Environmental Significance', Stein, Fahl, Fütterer, Galimov (Eds.), Elsevier, Proceedings in Marine Science, pp. 47-69 .

hdl:10013/epic.15659

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Article

Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. and Schauer, U. (2003)
Causes and development of repeated Arctic Ocean warming events ,

Geophysical research letters, 30 (19) .

doi:https://doi.org/10.1029/2003GL018080 , hdl:10013/epic.19596

Article

Uotila, P. , Holland, D. M. , Haekkinen, S. , Holloway, G. , Steiner, N. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. , Steele, M. , Zhang, J. , Yakovlev, N. and Proshutinsky, A. (2003)
An Energy Diagnostics Intercomparison of Coupled Ice-Ocean Arctic Models ,

Proceedings of ACSYS Final Science Conference "Progress in Understanding the Arctic Climate System", 11-14 November 2003, AARI St. Petersburg, Russia .

hdl:10013/epic.20264

Article

Gerland, S. , Lind, B. , Dowdall, M. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Kolstad, A. K. (2003)
Technetium-99 in seawater in the West Spitsbergen Current and adjacent areas ,

Journal of environmental radioactivity, vol. 69, No. 1-2, pp. 119-127 .

doi:https://doi.org/10.1016/S0265-931X(03)00090-0 , hdl:10013/epic.18645

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Article

Kauker, F. , Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Köberle, C. and Lieser, J. L. (2003)
Variability of Arctic and North Atlantic sea ice: A combined analysis of model results and observations from 1978 to 2001 ,

Journal of Geophysical ResearchC6), 108 .

doi:https://doi.org/10.1029/2002JC001573 , hdl:10013/epic.16221

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Article

Rinke, A.

ORCID: https://orcid.org/0000-0002-6685-9219, Gerdes, R. , Dethloff, K. , Kandlbinder, T. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. , Frickenhaus, S.

ORCID: https://orcid.org/0000-0002-0356-9791, Köberle, C. and Hiller, W. (2003)
A case study of the anomalous Arctic sea ice conditions during 1990: Insights from coupled and uncoupled regional climate model simulations ,

Journal of geophysical research, Vol. 108, No. D9 .

doi:https://doi.org/10.1029/2002JD003146 , hdl:10013/epic.16382

Article

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Gerdes, R. , Kauker, F. and Köberle, C. (2002)
Modelling decadal variability of Arctic sea ice ,

Newsletter from the AOSB - Arctic Ocean Sciences Board, July 2002ff., 11 .

hdl:10013/epic.16153

Article

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Oberhuber, J. M. O. (2002)
Pathways and modification of the upper and intermediate waters of the Arctic Ocean, ,

Journal of Geophysical ResearchC6), 107 .

doi:https://doi.org/10.1029/2000JC000530 , hdl:10013/epic.15376

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Article

Steele, M. , Ermold, W. , Holloway, G. , Haekkinen, S. , Holland, D. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. and Maslowski, W. (2001)
Adrift in the Beaufort Gyre: A Model Intercomparison ,

Geophysical Research Letters, Vol. 28, No. 15, pp. 2935-2838 .

hdl:10013/epic.14594

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Article

Brümmer, B. , Müller, G. , Affeld, B. , Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Kauker, F. (2001)
Cyclones over Fram Strait:Impact on sea ice and variability ,

Polar Research, 20 (2), pp. 147-152 .

hdl:10013/epic.14593

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Article

Proshutinsky, A. , Steele, M. , Zhang, J. , Holloway, G. , Steiner, N. , Hakkinen, S. , Holland, D. , Gerdes, R. , Köberle, C. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Johnson, M. , Maslowski, W. , Walczowski, W. , Hibler, W. and Wang, J. (2001)
Multinational effort studies differences among Arctic Ocean models ,

EOS, Transactions, American Geophysical Union, 82(51), 637 , pp. 643-644 .

hdl:10013/epic.15430

Article

Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. and Köberle, C. (2001)
Predicting the spread of radioactive substances from Kursk ,

EOS, Transactions, American Geophysical Union, 82(23), 253 , pp. 256-257 .

hdl:10013/epic.14532

Article

Dethleff, D. , Nies, H. , Harms, I. H. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2000)
Dispersal of particle-bond and dissolved radionuclides through flaw lead produced sea-ice and dense water in the western Kara Sea ,

Journal of Marine Systems , Vol. 24, pp. 233-248 .

hdl:10013/epic.14270

Article

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Harms, I. (2000)
Estimation of water and ice fluxes in the Arctic for an improved box structure of the NRPA box model (Transport Programme) ,

Report to the Norwegian Radiation Protection Agency (NRPA) .

hdl:10013/epic.15074

Article

Harms, I. H. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Dethleff, D. (2000)
Modelling Siberian river runoff -implications for contaminant transport in the Arctic Ocean- ,

Journal of Marine Systems, Vol. 27, pp. 95-115 .

hdl:10013/epic.14274

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Article

Dethleff, D. , Nies, H. , Harms, I. H. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2000)
Transport of radionuclides by sea-ice and dense-water formed in western Kara Sea flaw leads ,

Journal of Marine Systems , Vol. 24, Nos. 3-4, pp. 233-248 .

hdl:10013/epic.14578

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Article

Nies, H. , Harms, I. H. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Dethleff, D. and Bahe, C. (1999)
Anthropogenic Radioactivity in the Arctic Ocean - Review of the results from the Joint German project ,

Science of the Total Environment, 237 (238), pp. 181-191 .

hdl:10013/epic.14579

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Article

Nies, H. , Harms, I. H. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (1999)
Anthropogenic Radioactivity in the Arctic Ocean -Review of the r esults from the Joint German project ,

The Science of the Total Environment, 237 (238), pp. 181-191 .

hdl:10013/epic.14269

Article

Harms, I. H. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (1999)
Modeling the seasonal variability of hydrography and circulation in the Kara Sea ,

Journal of Geophysical Research , Vol. 104, 13, 431 .

hdl:10013/epic.14268

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Article

Nies, H. , Harms, J. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (1998)
Anthropogenic radioactivity in the Nordic Seas and the Arctic Ocean: Results from a joint project ,

Deutsche Hydrographische Zeitschrift, Vol. 50, pp. 313-343 .

hdl:10013/epic.14271

Article

Nies, H. , Harms, I. H. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Dethleff, D. , Bahe, C. , Kuhlman, G. , Kleine, E. and Loewe, P. (1998)
Anthropogenic radioactivity in the Nordic Seas and the Arctic Ocean: Results from a joint project ,

Deutsche Hydrographische Zeitschrift, Vol.50, No.4, pp. 313-343 .

hdl:10013/epic.14577

Article

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (1997)
Dynamic impact of oscillating sources on the North Atlantic deep circulation: a process study ,

Journal of Geophysical Research , Vol. 102, pp. 10339-10352 .

hdl:10013/epic.14273

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Article

Nies, H. , Bahe, C. , Dethleff, D. , Harms, I. H. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (1997)
Transport and dispersion of artificial radioactivity in the Arctic Ocean-Model studies and observations- ,

Radioprotection - Colloques, Vol 32, C2, special issue: Radionuclides in the Oceans (RADOC 96-97) Part I: Inventories, Behaviour and Processes, pp. 407-416 .

hdl:10013/epic.14580

Article

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Lippert, A. (1994)
Spin-up and breakdown of source-driven deep North Atlantic flow over realistic bottom topography ,

Journal of Geophysical Research , Vol. 99, pp. 12357-12373 .

hdl:10013/epic.14272

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Article

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Muehlenweg, S. (1987)
Storm surge simulations in the Zalew Wislany (Vistula Lagoon) using a 2-dimensional numerical model ,

Rozprawy Hydrotechniczne, Polish Academy of Science, Z. 49, pp. 163-170 .

hdl:10013/epic.15075

Book

Nies, H. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Bahe, C. , Backhaus, J. , Harms, I. and Dethleff, D. (1999)
Transportmechanismen radioaktiver Substanzen im Arktischen Ozean-Numerische und experimentelle Studien am Beispiel der Barents- und Karasee ,

Berichte des Bundesamtes für Seeschiffahrt und Hydrographie Nr.21, Hamburg und Rostock, 134 p. .

hdl:10013/epic.15076

Inbook

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Gerdes, R. and Kauker, F. (2008)
Long-term variability of Atlantic water inflow to the Northern Seas: insights from model experiments ,

Arctic-Subarctic Ocean Fluxes: Defining the role of the Northern Seas in Climate, Editors: B. Dickson, J. Meincke and P. Rhines, Springer, ISBN: 978-1-4020-6773-0 .

hdl:10013/epic.30223

Inbook

Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Köberle, C. and Fieg, K. (2008)
Simulating the long term variability of liquid freshwater export from the Arctic Ocean ,

Arctic-Subarctic Ocean Fluxes: Defining the role of the Northern Seas in Climate, Editors: B. Dickson, J. Meincke and P. Rhines, Springer, ISBN: 978-1-4020-6773-0 .

hdl:10013/epic.30224

Inbook

Harms, I. H. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2003)
Pathways of anthropogenic radionuclides in the northern oceans ,

in: Modelling Radioactivity in the Environment, Elsevier, M. Scott (Ed.), Section 2 Chapter 10, ISBN: 0-08-043663-3 .

hdl:10013/epic.14648

Inbook

Harms, I. H. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Burchard, H. (2003)
The use of hydrodynamic circulation models for simulating oceanic dispersion of radioactivity ,

in: 'Modelling Radioactivity in the Environment', Elsevier, M.Scott (Ed.), Section 1, Chapter 3, ISBN: 0-08-043663-3 .

hdl:10013/epic.14936

Thesis

Thesis -PhD

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (1994)
Dynamische Auswirkungen veränderlicher Quellen auf die Tiefenzirkulation des Nordatlantiks ,

PhD thesis, Universitaet Hamburg.

hdl:10013/epic.15073

Conference

Conference -Talk

Sumata, H. , Kauker, F. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Gerdes, R. (2019)
Simultaneous optimization of Arctic sea-ice model parameters by a genetic algorithm ,

9th International workshop on sea ice modelling, data assimilation and validation, Bremen, Germany, 17 June 2019 - 19 June 2019 .

hdl:10013/epic.9723efd7-d850-4c06-bd4f-2549726b1775

Conference -Poster

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Kauker, F. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Gerdes, R. (2018)
A covariant feature of optimal parameters for Arctic sea ice model ,

REKLIM workshop 2018, Boppard, Germanay, 15 May 2018 - 17 May 2018 .

hdl:10013/epic.4743e810-5ca5-49ee-8e23-525a62ca673b

Conference -Talk

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Kauker, F. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Gerdes, R. (2018)
A simultaneous optimization of Arctic sea ice model parameters by genetic algorithm ,

5th International symposium on Arctic research, Tokyo, Japan, 16 January 2018 - 18 January 2018 .

hdl:10013/epic.408ad8e3-71c7-4af8-aae3-74d432e65900

Conference -Talk

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Kauker, F. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Gerdes, R. (2017)
A simultaneous optimization of Arctic sea ice model parameters by genetic algorithm ,

8th international workshop on sea ice modelling, data assimilation and verification, Bergen, Norway, 1 November 2017 - 3 November 2017 .

hdl:10013/epic.82193d16-7ffb-46d2-aa20-8a0c1ae256ab

Conference -Poster

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Kauker, F. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Gerdes, R. (2017)
Decorrelation scale for Arctic Ocean Hydrography. Part I: Amerasian Basin ,

REKLIM Workshop, Fleesensee, 27 March 2017 - 29 March 2017 .

hdl:10013/epic.4100e2f0-875a-44d2-ae5c-60c7569e31a8

Conference -Talk

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Behrendt, A.

ORCID: https://orcid.org/0000-0001-5746-1631, Cho, K. H. , Gerdes, R. , Hölemann, J.

ORCID: https://orcid.org/0000-0001-5102-4086, Janout, M.

ORCID: https://orcid.org/0000-0003-4908-2855, Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. , Kikuchi, T. , Psarev, S. , Rabe, B.

ORCID: https://orcid.org/0000-0001-5794-9856, Schauer, U. , Shimada, K. , Somavilla Cabrillo, R. and Timmermans, M. L. (2017)
Decorrelation scales for Arctic Ocean Hydrography: Part I. Amerasian Basin ,

ASOF workshop, Sopot, Poland, 20 March 2017 - 22 March 2017 .

hdl:10013/epic.e87208e7-1333-44a2-bc15-a93547b71f35

Conference -Invited talk

Riemann-Campe, K.

ORCID: https://orcid.org/0000-0002-7733-8427, Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Kauker, F. (2016)
IPCC AR5: Projections of Arctic Sea Ice Change ,

Arctic Circle, Reykjavik, Iceland, 6 October 2016 - 9 October 2016 .

hdl:10013/epic.f14e36ad-32b6-49b7-a297-0d9d2ac8df18

Preview

Conference -Poster

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Kauker, F. , Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Köberle, C. (2016)
A simultaneous optimization of sea ice model parameters by genetic algorithm ,

REKLIM workshop, Merseburg, Germany, 27 April 2016 - 29 April 2016 .

hdl:10013/epic.49098

Conference -Talk

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Kwok, R. , Gerdes, R. , Kauker, F. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2016)
Empirical error functions for monthly-mean Arctic sea-ice drift ,

7th IICWG International Workshop on Sea Ice Data Assimilation and Verification, Frascati, Italy, 5 April 2016 - 7 April 2016 .

hdl:10013/epic.49095

Conference -Poster

Rabe, B.

ORCID: https://orcid.org/0000-0001-5794-9856, Schauer, U. , Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. , von Appen, W. J.

ORCID: https://orcid.org/0000-0002-7200-0099, Horn, M.

ORCID: https://orcid.org/0000-0003-1884-2065 and Kovacs, T.

ORCID: https://orcid.org/0000-0003-2379-0036 (2016)
RACE TP 2.1: Arctic Circulation as part of the North Atlantic current system ,

RACE Abschlussseminar, Bremen, DE .

hdl:10013/epic.49385

Preview

Conference -Invited talk

Riemann-Campe, K.

ORCID: https://orcid.org/0000-0002-7733-8427, Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Kauker, F. (2015)
IPCC AR5: Projections of Arctic Change ,

Our Common Future Under Climate Change, Paris, France, 7 July 2015 - 10 July 2015 .

hdl:10013/epic.8c8a2d26-8c26-41cd-95d8-c1079ce74fa7

Conference -Talk

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Kwok, R. , Gerdes, R. , Kauker, F. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2015)
Uncertainty assessment of Arctic summer ice drift for data assimilation ,

REKLIM workshop, Neumuenster, Germany, 18 May 2015 - 20 May 2015 .

hdl:10013/epic.46099

Conference -Talk

Rabe, B.

ORCID: https://orcid.org/0000-0001-5794-9856, Toole, J. , Krishfield, R. , Pisarev, S. , Su, J. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. , Kikuchi, T. and Schauer, U. (2015)
Upper Arctic Ocean decadal changes: freshwater, stratification and surface velocity ,

ISAR-4 (Arctic Science Summit Week), Toyama, Japan, 27 January 2015 - 30 January 2015 .

hdl:10013/epic.48838

Conference -Talk

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Gerdes, R. , Kauker, F. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Koeberle, C. (2014)
Development of ocean-sea ice model for the Arctic by model-data synthesis ,

REKLIM International Conference, Berlin, 6 October 2014 - 9 October 2014 .

hdl:10013/epic.45057

Conference -Talk

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Lavergne, T. , Girard-Ardhuin, F. , Kimura, N. , Tschudi, M. , Kauker, F. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Gerdes, R. (2014)
An intercomparison of Arctic ice drift products to deduce uncertainty estimates ,

6th International Workshop on Sea Ice Modelling and Data Assimilation, Toulouse, 15 September 2014 - 16 September 2014 .

hdl:10013/epic.45056

Conference -Talk

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Kauker, F. , Gerdes, R. , Köberle, C. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2013)
Application of genetic algorithms to a parameter optimization of a coupled ocean-sea ice model in the Arctic Ocean ,

EGU General Assembly 2013, Vienna, Austria, 7 April 2013 - 12 April 2013 .

hdl:10013/epic.41892

Conference -Talk

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Kauker, F. , Gerdes, R. , Köberle, C. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2013)
Application of genetic algorithms to a parameter optimization of a sea ice model ,

3rd REKLIM workshop, Bad Honnef, Germany, 16 April 2013 - 18 April 2013 .

hdl:10013/epic.41894

Conference -Poster

Itkin, P. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Gerdes, R. (2013)
Is weaker sea ice changing the Atlantic Water circulation? ,

FAMOS workshop, Woods Hole, MA, USA, 21 October 2013 - 24 October 2013 .

hdl:10013/epic.42893

Preview

Conference -Poster

Itkin, P. , Gerdes, R. , Losch, M.

ORCID: https://orcid.org/0000-0002-3824-5244 and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2013)
Role of the landfast ice in the Arctic ocean circulation ,

EGU General Assembley, 2013 - unspecified .

hdl:10013/epic.42894

Preview

Conference -Talk

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Kauker, F. , Gerdes, R. , Köberle, C. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2012)
Exploring a parameter optimization method for sea ice model ,

3rd REKLIM Conference "Klimawandel in Regionen", Potsdam, Germany, 3 September 2012 - 4 September 2012 .

hdl:10013/epic.41893

Conference -Poster

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Kauker, F. , Gerdes, D. , Köberle, C. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2012)
Assimilation of ice-ocean system in the Arctic: 2007-2008 ,

REKLIM workshop, Lueneburg, Germany, 19 March 2012 - 21 March 2012 .

hdl:10013/epic.41895

Conference -Poster

Rabe, B.

ORCID: https://orcid.org/0000-0001-5794-9856, Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Schauer, U. , Toole, J. , Krishfield, R. , Pisarev, S. , Kauker, F. , Gerdes, R. and Kikuchi, T. (2011)
An assessment of Arctic Ocean freshwater content changes from the 1990s to the 2006-2008 period and beyond ,

WCRP Open Science Conference Climate Research in Service to Society -- Session C40: The Changing Cryosphere and Its Role in the Climate System, Denver, USA .

hdl:10013/epic.38618

Preview

Conference -Talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Smith, J. N. , Kauker, F. and Gerdes, R. (2011)
Dispersion of 129Iodine in the Arctic Ocean 1970-2008 - its use in uncovering the Arctic Ocean circulation variability - ,

Symposium on Isotopes in Hydrology, Marine Ecosystems, and Climate Change Studies, Oceanographic Museum of Monaco .

hdl:10013/epic.39115

Conference -Talk

Sumata, H.

ORCID: https://orcid.org/0000-0002-2832-2875, Kauker, F. , Gerdes, R. , Köberle, C. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2011)
Effects of ice-displacement data on the assimilated field of the Arctic Ocean ,

1st REKLIM workshop, Bremerhaven, Germany, 29 March 2011 - 30 March 2011 .

hdl:10013/epic.1b06b68f-6edb-4fd4-864b-26a8e554f880

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2011)
Should we modify our understanding of surface and mid-depth circulation of the Arctic Ocean? ,

European Geosciences Union, General Assembly 2011, Vienna, Austria 08 April 2011. .

hdl:10013/epic.37334

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2010)
On the connection of Atlantic inflow variability and the overflows via the Arctic Ocean loop ,

Seasonal to Multi-decadal Predictability of Polar Climate, A pan-WCRP workshop initiated by SPARC and CliC,October 25-29, 2010, Bjerknes Centre, Bergen, Norway. .

hdl:10013/epic.35938

Conference -Invited talk

Kauker, F. , Gerdes, R. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2010)
Seasonal Predictability of Sea Ice Minimum Extent - Lessons from the Sea Ice Outlook 2008/9 ,

Sea Ice Outlook Meeting, Miami, Fl, USAMarch 2010 (via telephone). .

hdl:10013/epic.34844

Conference -Talk

Rabe, B.

ORCID: https://orcid.org/0000-0001-5794-9856, Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Schauer, U. , Krishfield, R. A. , Toole, J. M. , Pisarev, S. , Gerdes, R. , Kauker, F. and Kikuchi, T. (2010)
An assessment of pan-Arctic Ocean freshwater content changes from the 1990s to the IPY period ,

Eos Trans. AGU, 91(26), Ocean Sci. Meet. Suppl., Abstract PO51A-05. .

hdl:10013/epic.36743

Conference -Invited talk

Kauker, F. , Gerdes, R. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2009)
AWI/OASys contribution to the S4D sea-ice outlook 2008 ,

Worshop on "Barents Sea seasonal forecasting", organized by the Shtokman Developement AG, Norwegian Meteorological Institute, Oslo, NorwayApril 2009. .

hdl:10013/epic.32766

Conference -Invited talk

Kauker, F. , Kaminski, T. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Gerdes, R. , Giering, R. and Vossbeck, M. (2009)
Adjoint data assimilation technique and optimal network design ,

Arctic Observing Network (AON) Design and Implementation (ADI) Workshop, Boulder, Colorado, USA, December 2nd to 4th 2009. .

hdl:10013/epic.34056

Conference -Invited talk

Kauker, F. , Gerdes, R. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2009)
Alfred Wegener Institute / OASys's SIO Contribution 2008: Setup / Initialization of the Ensemble Approach, Analysis of the Results, Plans for 2009 ,

March 2009 Sea Ice Outlook Workshop, National Snow and Ice Data Center (NSIDC), Boulder, Colorado, March 10th to 11th .

hdl:10013/epic.34051

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. , Hovelsrud, G. and West, J. (2009)
Linking modelling data with Societal Impacts: a Case study on fishery landings and SST ,

International Symposium 'The Arctic Climate System, its Present Status, Future Evolution and Potential Impacts', Brussels, November 10-12 .

hdl:10013/epic.34052

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Gerdes, R. , Kauker, F. and Smith, J. N. (2009)
Modelling of marine tracers in the Arctic Ocean ,

AWI-IUP seminar on "Tracers in the Climate System", Bremerhaven. July 2009. .

hdl:10013/epic.34057

Conference -Invited talk

Kauker, F. , Gerdes, R. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2009)
Seasonal Predictability of Sea Ice Minimum Extent - Lessons from the Sea Ice Outlook 2008/9 ,

DAMOCLES symposium: The Arctic Climate system; its present status, future evolution and potential impacts, Brussels, Belgium, November 10th to 12th .

hdl:10013/epic.34053

Conference -Talk

Kauker, F. , Kaminski, T. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Giering, R. , Gerdes, R. and Vossbeck, M. (2008)
Adjoint analysis of the summer 2007 low in Arctic sea ice area ,

EGU General Assembly, Vienna, Austria, EGU2008-A-09303. .

hdl:10013/epic.31968

Conference -Talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Beszczynska, A. , Gerdes, R. , Kauker, F. and Heyen, S. (2008)
Arctic Ocean warming and its overflow reduction potential ,

EGU General Assembly, Vienna, Austria, EGU2008-A-09919. .

hdl:10013/epic.31969

Conference -Invited talk

Gerdes, R. , Köberle, C. , Hacker, F. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Kauker, F. (2008)
Comparison of Arctic sea ice variability in IPCC climate experiments and in ocean-sea ice models ,

EGU General Assembly, EGU2008-A-02862; OS8-1FR4O-004;. .

hdl:10013/epic.30462

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Gerdes, R. , Kauker, F. and Köberle, C. (2008)
NAOSIM NSEs (Northern Sea Exchanges) ,

Nordic Seas Exchange workshop, NERSC, Bergen, Norway. .

hdl:10013/epic.34058

Conference -Invited talk

Kauker, F. , Kaminski, T. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Giering, R. , Gerdes, R. and Vossbeck, M. (2008)
Variational assimilation and adjoint sensitivities of the North Atlantic/Arctic Ocean Sea Ice Model (NAOSIM) ,

DAMOCLES WP5 workshop, February 11th to 12th, Hotel Orkin, Reykjavik, Iceland. .

hdl:10013/epic.30073

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2007)
Advection versus local transformation processes in the Arctic Ocean ,

Arctic Workshop of DAMOCLES WP5, OsloNovember 2007. .

hdl:10013/epic.28569

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. and Gerdes, R. (2007)
The Arctic ocean in the 20th century - first results from an AOMIP experiment driven with 100 years of reconstructed forcing fields (keynote) ,

Joint AOMIP/(C)ARCMIP/SEARCH for DAMCOLES (S4D) workshop, October 29th to 31th, 2007. University Pierre et Marie Curie and the Muséum Nationale d'Histoire Naturelle, Paris, France. .

hdl:10013/epic.28521

Conference -Talk

Dorn, W.

ORCID: https://orcid.org/0000-0002-2071-9472, Dethloff, K. , Gerdes, R. , Rinke, A.

ORCID: https://orcid.org/0000-0002-6685-9219, Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Kauker, F. (2007)
Gekoppelte Simulationen des arktischen Klimasystems: Sensitive und unsichere Prozessbeschreibungen ,

DACH Meteorologen-Tagung, 10.-14. September 2007, Hamburg, Germany. .

hdl:10013/epic.27729

Conference -Talk

Dorn, W.

ORCID: https://orcid.org/0000-0002-2071-9472, Dethloff, K. , Rinke, A.

ORCID: https://orcid.org/0000-0002-6685-9219, Frickenhaus, S.

ORCID: https://orcid.org/0000-0002-0356-9791, Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. and Olbers, D.

ORCID: https://orcid.org/0000-0002-2565-6175 (2007)
Sensitivitätsstudien mit einem gekoppelten regionalen Klimamodell der Arktis zur Identifizierung der grundlegenden Prozesse für eine realistische Simulation des arktischen Meereises ,

Begutachtungsworkshop des BremHLR, 11. Dezember 2007, Bremen, Germany. .

hdl:10013/epic.28732

Conference -Talk

Dorn, W.

ORCID: https://orcid.org/0000-0002-2071-9472, Dethloff, K. , Rinke, A.

ORCID: https://orcid.org/0000-0002-6685-9219, Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. and Frickenhaus, S.

ORCID: https://orcid.org/0000-0002-0356-9791 (2007)
Uncertain descriptions of Arctic climate processes in coupled models and their impact on the simulation of Arctic sea ice ,

SEARCH for DAMOCLES workshop, 29-31 October 2007, Paris, France. .

hdl:10013/epic.28730

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Gerdes, R. and Kauker, F. (2006)
Atlantic Water in the Arctic Ocean: Circulation, Variability, Signal Propagation - Results from Modeling and Observations in the Context of AOMIP ,

Ocean Science Meeting, AGU, 20.-24. February 2006, Honululu, Hawaii, U.S.A. .

hdl:10013/epic.24072

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2005)
Dispersion Modelling of radionuclides in the Arctic - from hindcasts to emergency preparedness ,

Invited Lecture, AMAP Expert Group meeting for Radioactivity, Swedish Radiation Protection Authority, 24-26 May, Stockholm, Sweden. .

hdl:10013/epic.23166

Conference -Talk

Dorn, W.

ORCID: https://orcid.org/0000-0002-2071-9472, Dethloff, K. , Rinke, A.

ORCID: https://orcid.org/0000-0002-6685-9219, Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. and Frickenhaus, S.

ORCID: https://orcid.org/0000-0002-0356-9791 (2005)
Requirements for a coupled regional atmosphere-ocean-ice model to reproduce the Arctic sea-ice anomaly during summer 1998 realistically ,

EGU General Assembly, 24.-29. April 2005, Vienna, Austria. .

hdl:10013/epic.23059

Conference -Talk

Dorn, W.

ORCID: https://orcid.org/0000-0002-2071-9472, Dethloff, K. , Rinke, A.

ORCID: https://orcid.org/0000-0002-6685-9219, Frickenhaus, S.

ORCID: https://orcid.org/0000-0002-0356-9791, Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Kauker, F. (2005)
Sea-ice simulations with AWI's coupled regional A-O-I model HIRHAM-NAOSIM ,

Arctic Climate Workshop, 5-7 September 2005, Potsdam, Germany. .

hdl:10013/epic.24179

Conference -Conference paper

Iosjpe, M. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Harms, I. , Steenhuisen, F. , Gwynn, J. and Sickel, M. (2005)
Significance of transit and residence time parameters for improvement on radioecological assessment of marine environment ,

2nd Intern. Conference on Radioactivity in the Environment & 6th Intern. conference on environmental radioactivity in the Arctic and the Antarctic,Nice, France, 2-6 October 2005, Extended Abstract. .

hdl:10013/epic.23360

Preview

Conference -Conference paper

Gerland, S. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Dowdall, M. , Divine, D. , Iosjpe, M. , Pavlov, V. and Gwynn, J. P. (2005)
Spectral and geostatistical analysis of measured and modelled Technetium-99 timeseries data in the Nordic marine environment ,

2nd Intern. Conference on Radioactivity in the Environment & 6th Intern. conference on environmental radioactivity in the Arctic and the Antarctic,Nice, France, 2-6 October 2005, Extended Abstract. .

hdl:10013/epic.23380

Preview

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2005)
Tc-99 Ausbreitung im europäischen Nordmeer und dem arktischen Ozean - Ergebnisse des RADNOR Projektes ,

Workshop am Bundesamt fuer Seeschifffahrt und Hydrographie im Rahmen des Projektes Kartierung von Tc-99, I-129 und I-127 im Oberflächewasser der Nordsee, Hamburg.11.2005. .

hdl:10013/epic.24239

Conference -Invited talk

Beszczynska-Möller, A. , Fahrbach, E. , Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. , Orvik, K. A. , Schauer, U. and Skagseth, O. (2005)
Warm Anomalies and Heat Flux Variability in Fram Strait in 1997-2004: A Comparison between Observations and Model Results ,

European Geophysical Union, General Assembly, Vienna, AustriaApril 2005. .

hdl:10013/epic.23362

Conference -Conference paper

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Harms, I. H. (2004)
Arctic Ocean Shelf-Basin Interaction ,

in: Gerland and Njastad (eds.), Arctic Climate Feedback Mechanisms - Proceedings of Arctic Climate Impact Assessment (ACIA) workshop, 17-19 November, Tromsø, Rapport of the Norwegian Polar Institutt No. 124, Tromsø, Norway .

hdl:10013/epic.20344

Conference -Conference paper

Gerland, S. , Perovich, D. K. , Haapala, J. , Harms, I. , Ivanov, B. V. , Pedersen, C. A. , Haas, C.

ORCID: https://orcid.org/0000-0002-7674-3500, Hansen, E. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Magnusdottir, G. , McPhee, M. G. , Morison, J. , Winther, J. G. and Njastad, B. (2004)
Arctic sea ice, climate change and related climate feedback mechanisms ,

Proceedings of the ACIA International Scientific Symposium on Climate Change in the Arctic, Reykjavik, Iceland, 9-12 November 2004,. .

hdl:10013/epic.21783

Preview

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Dickson, R. R. , Gerdes, R. , Kauker, F. and Köberle, C. (2004)
Feeding the overflows evolution and propagation of decadal anomalies from observations and modelling ,

European Geosciences Union - 1st General Assembly, 25.-30.April 2004, Nice, France. .

hdl:10013/epic.20661

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Harms, I. (2003)
Arctic Ocean shelf - basin interaction ,

Arctic Climate Impact Assessment (ACIA) workshop on Arctic Climate Feedback Mechanisms, 17 -19 November 2003, Tromsø, Norway. .

hdl:10013/epic.19869

Conference -Talk

Schlitzer, R.

ORCID: https://orcid.org/0000-0002-3740-6499, Harms, I. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Kulakov, M. (2003)
Circulation and Matter Transport from High Resolution Models ,

3rd SIRRO Workshop, 3.-5. June 2003, Moscow, Russia. .

hdl:10013/epic.19541

Conference -Talk

Hurka, J. , Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. and Köberle, C. (2003)
Deep convection in the Greenland and Labrador seas: Analysis of model results ,

EGS-AGU-EUG Joint Assembly, Nice, 8.4.2003, EAE03-A-04121. .

hdl:10013/epic.30284

Conference -Conference paper

Gerdes, R. , Hurka, J. and Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2003)
Greenland and Labrador Sea convection in an ocean sea ice simulation 1948-2002 ,

Seventh Conference on Polar Meteorology and Oceanography and Joint Symposium on High-Latitude Climate Variations, extended abstract (CD-ROM) 12-16 May 2003, Hyannis, USA. .

hdl:10013/epic.18828

Conference -Talk

Wehde, H. , Backhaus, J. O. , Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Kauker, M. (2003)
High resolution simulations of oceanic convection within the Greenland Sea ,

EGS-AGU-EUg Joint Assembly, Nice, 8.4.2003, EAE03-A-07312. .

hdl:10013/epic.30283

Conference -Poster

Ivchenko, V. , Gerdes, R. , Haas, C.

ORCID: https://orcid.org/0000-0002-7674-3500, Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. and Köberle, C. (2003)
Ice transport through Fram Strait: analysis of backward trajectories ,

EGS-AGU-EUG Joint Assembly, Nice, 10.4.2003, EAE03-A-08865. .

hdl:10013/epic.30290

Conference -Invited talk

Gerdes, R. , Brauch, J. , Hurka, J. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. and Köberle, C. (2003)
Long term variability of Arctic-Atlantic exchanges ,

EGS-AGU-EUG Joint Assembly, Nice, 11.4.2003, EAE03-A-02966. .

hdl:10013/epic.30286

Conference -Conference paper

Schauer, U. , Rudels, B. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Fer, I. , Harms, I. , Pisarev, S. , Skogseth, R. , Björk, G. , Winsor, P. and Haugan, P. (2003)
Ocean convection in Arctic shelf polynyas ,

Proceedings of ACSYS Final Science Conference "Progress in Understanding the Arctic Climate System", 11-14 November 2003, AARI St. Petersburg, Russia. .

hdl:10013/epic.20254

Conference -Conference paper

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Gerdes, R. , Kauker, F. , Köberle, C. and Schauer, U. (2003)
Transformation of Atlantic Water in the Barents Sea between 1948 and 2002 ,

Seventh Conference on Polar Meteorology and Oceanography and Joint Symposium on High-Latitude Climate Variations, Extended Abstract (CD-ROM) 12-16 May 2003, Hyannis, U.S.A. .

hdl:10013/epic.18826

Preview

Conference -Poster

Kauker, F. , Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Köberle, C. and Lieser, J. (2003)
Variabilitz of Arctic and North Atlantic sea ice: A combined analysis of model results and observations from 1978 to 2001 ,

EGS-AGU-EUG Joint Assembly, Nice, 10.4.2003, EAE .

hdl:10013/epic.30289

Conference -Conference paper

Gerland, S. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Iosjpe, M. , Harms, I. and Kolstad, A. K. (2002)
Distribution of technetium-99 discharges in the North Atlantic and Arctic: measurements and model results ,

Proceedings from the 5th International conference on environmental radioactivity in the Arctic and Antarctic, 16 - 20 June 2002, St Petersburg, Russia .

hdl:10013/epic.16062

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2002)
Interpretation of Arctic Sea Ice Large-Scale Variability ,

Arctic Ocean Science Board, 21. Meeting, Groningen. April. .

hdl:10013/epic.16944

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2002)
Variability of the northern high latitude ice and ocean - recent activities in the AWI Arctic modelling group ,

German-Russian Modeling Seminar, 19.-22. November, Inst. for Marine Research, University of Hamburg. .

hdl:10013/epic.16951

Conference -Conference paper

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Gerland, S. , Harms, I. H. , Iosjpe, M. , Heldal, H. E. and Kershaw, P. J. (2002)
The dispersion of technetium-99 in the Nordic Seas and the Arctic Ocean in the 1990s according to model results and observations ,

Proceedings of the 'International Conference on Radioactivity in the Environment' 1-5 Sept. 2002, Monaco .

hdl:10013/epic.16154

Preview

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Gerdes, R. , Kauker, F. and Köberle, C. (2001)
Arctic Warming - evolution and spreading of the 1990s warm event in the Nordic Seas and the Arctic Ocean ,

EGS XXVI General Assembly, Nice, France.-30. March. .

hdl:10013/epic.16941

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2001)
Modeling the Arctic Ocean ,

THE ARCTIC OCEAN - Progress in Arctic Ocean Research over the past decades, Royal Swedish Academy of Sciences, 5.-7. November, Stockholm. .

hdl:10013/epic.16934

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Harms, I. (2001)
Recent modelling activities in high northern latitudes at the Alfred Wegener Institute for Polar and Marine Research (Bremerhaven) and the Institute for Marine Research (Hamburg) ,

Seminar at the Marine Environmental Lab., IAEA, Monaco. March. .

hdl:10013/epic.16954

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (2000)
Propagation of hydrographic anomalies in the Nordic Seas - high-resolution modeling in the EU project 'VEINS' ,

'Topics on Atmospheres and Oceans Seminar', School of Earth and Ocean Sciences, University of Victoria, Canada. July. .

hdl:10013/epic.16953

Conference -Conference paper

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Harms, I. H. and Smith, J. N. (1999)
Long-range transport of 129 I and 137 Cs in the Nordic Seas and the Arctic Ocean ,

IAEA-TECDOC-1094, Viennaff. .

hdl:10013/epic.15098

Conference -Conference paper

Brauch, J. , Gerdes, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kauker, F. and Köberle, C. (1999)
Response experiments with NAO related forcing ,

ICES Council Meeting,L/28 .

hdl:10013/epic.11032

Preview

Conference -Conference paper

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Brauch, J. , Fritzsch, B. , Gerdes, R. , Kauker, F. , Köberle, C. and Prange, M. (1999)
Variability in the Nordic Seas exchange - model results 1979-1993 ,

ICES Council Meeting 1999,L/18 .

hdl:10013/epic.12168

Conference -Invited talk

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X (1998)
Exploring Ice and Oceans of the high North - Research with computers and ships ,

Scientific Conference SEA YOUR FUTURE at the European Week for Science and Technological Culture 1998, ECSITE (European Collaborative for Science, Industry and Technology Exhibitions), 29.-31. August, Lisbon, Portugal. .

hdl:10013/epic.17141

Conference -Conference paper

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X and Oberhuber, J. M. (1998)
Modeling the ventilation of the upper and intermediate water of the Arctic Ocean with an isopycnic model ,

WCRP Report 106, WMO/TD No. 908 .

hdl:10013/epic.15099

Conference -Conference paper

Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Harms, I. H. , Dethleff, D. and Nies, H. (1997)
Transit times and pathways of contaminants in the Arctic Ocean ,

AMAP Int.Symp.on Environmental Pollution of the Arctic and Third Int.Conf.on Environmental Radioactivity in the Arctic, Extended Abstracts, 46-50, Tromsoe, Norway. .

hdl:10013/epic.15100

Miscellaneous

Schlosser, P. , Pfirman, S. , Pomerance, R. , Williams, M. , Ack, B. , Duffy, P. , Eicken, H. , Latif, M. , Murray, M. , Wallace, D. , Anderson, L. G. , Baker, B. , Bhomik, A. , Bronen, R. , Ekwurzel, B. , Francis, J. , Gerlach, C. , Horton, R. , Karcher, M.

ORCID: https://orcid.org/0000-0002-9587-811X, Kelly, B. , Kelly, C. , Kim, S. J. , Levermann, A. , Metcalf, V. , Mueter, F. , Park, A. , Pasztor, J. , Rasch, P. , Romanowsky, V. , Shaw, R. , Stephenson, S. , Tilmes, S. , Titley, D. , Tremblay, B. and Vorosmarty, C. (2016)
A 5 ̊C Arctic in a 2 ̊C World ,

[Miscellaneous]

hdl:10013/epic.49026