Search Results - "Bracegirdle, T."

Polar Climate Change as Manifest in Atmospheric Circulation by Screen, J. A., Bracegirdle, T. J., Simmonds, I.

“…Purpose of Review Dynamic manifestations of climate change, i.e. those related to circulation, are less well understood than are thermodynamic, or…”
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Representation of the Antarctic Circumpolar Current in the CMIP5 climate models and future changes under warming scenarios by Meijers, A. J. S., Shuckburgh, E., Bruneau, N., Sallee, J.-B., Bracegirdle, T. J., Wang, Z.

“…The representation of the Antarctic Circumpolar Current (ACC) in the fifth Coupled Models Intercomparison Project (CMIP5) is generally improved over CMIP3. The…”
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Antarctic Sea Ice Projections Constrained by Historical Ice Cover and Future Global Temperature Change by Holmes, C. R., Bracegirdle, T. J., Holland, P. R.

“…There is low confidence in projections of Antarctic sea ice area (SIA), due to deficiencies in climate model sea ice processes. Ensemble regression techniques…”
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Low genetic variation between South American and Antarctic populations of the bank-forming moss Chorisodontium aciphyllum (Dicranaceae) by Biersma, E. M., Jackson, J. A., Bracegirdle, T. J., Griffiths, H., Linse, K., Convey, P.

“…The Antarctic–South American bank-forming moss Chorisodontium aciphyllum is known for having the oldest sub-fossils of any extant plant in Antarctica as well…”
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Sensitivity of an apparently hurricane‐like polar low to sea‐surface temperature by Kolstad, E. W., Bracegirdle, T. J.

“…Polar lows are intense, small‐scale cyclones in the high latitudes. Typically, polar lows are initiated through baroclinic processes, but they sometimes evolve…”
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Ice core evidence for significant 100-year regional warming on the Antarctic Peninsula by Thomas, E. R., Dennis, P. F., Bracegirdle, T. J., Franzke, C.

“…We present a new 150‐year, high‐resolution, stable isotope record (δ18O) from the Gomez ice core, drilled on the data sparse south western Antarctic Peninsula,…”
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Compensating Biases and a Noteworthy Success in the CMIP5 Representation of Antarctic Sea Ice Processes by Holmes, C.R., Holland, P.R., Bracegirdle, T.J.

“…Coupled Model Intercomparison Project phase 5 (CMIP5) climate models simulate a wide range of historical sea ice areas. Even models with areas close to…”
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Improvements in Circumpolar Southern Hemisphere Extratropical Atmospheric Circulation in CMIP6 Compared to CMIP5 by Bracegirdle, T. J., Holmes, C. R., Hosking, J. S., Marshall, G. J., Osman, M., Patterson, M., Rackow, T.

“…One of the major globally relevant systematic biases in previous generations of climate models has been an equatorward bias in the latitude of the Southern…”
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Assessment of Southern Ocean water mass circulation and characteristics in CMIP5 models: Historical bias and forcing response by Sallée, J.-B., Shuckburgh, E., Bruneau, N., Meijers, A. J. S., Bracegirdle, T. J., Wang, Z., Roy, T.

“…The ability of the models contributing to the fifth Coupled Models Intercomparison Project (CMIP5) to represent the Southern Ocean hydrological properties and…”
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State of the Antarctic and Southern Ocean climate system by Mayewski, P. A., Meredith, M. P., Summerhayes, C. P., Turner, J., Worby, A., Barrett, P. J., Casassa, G., Bertler, N. A. N., Bracegirdle, T., Naveira Garabato, A. C., Bromwich, D., Campbell, H., Hamilton, G. S., Lyons, W. B., Maasch, K. A., Aoki, S., Xiao, C., van Ommen, Tas

“…This paper reviews developments in our understanding of the state of the Antarctic and Southern Ocean climate and its relation to the global climate system…”
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Assessment of Southern Ocean mixed-layer depths in CMIP5 models: Historical bias and forcing response by Sallée, J.-B., Shuckburgh, E., Bruneau, N., Meijers, A. J. S., Bracegirdle, T. J., Wang, Z.

“…The development of the deep Southern Ocean winter mixed layer in the climate models participating in the fifth Coupled Models Intercomparison Project (CMIP5)…”
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Improving ice core interpretation using in situ and reanalysis data by Thomas, E. R., Bracegirdle, T. J.

“…Back trajectory analysis, provided by the British Atmospheric Data Centre using meteorological parameters from the European Centre for Medium‐Range Weather…”
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THE ICELAND GREENLAND SEAS PROJECT by Renfrew, I. A., Pickart, R. S., Våge, K., Moore, G. W. K., Bracegirdle, T. J., Elvidge, A. D., Jeansson, E., Lachlan-Cope, T., McRaven, L. T., Papritz, L., Reuder, J., Sodemann, H., Terpstra, A., Waterman, S., Valdimarsson, H., Weiss, A., Almansi, M., Bahr, F., Brakstad, A., Barrell, C., Brooke, J. K., Brooks, B. J., Brooks, I. M., Brooks, M. E., Bruvik, E. M., Duscha, C., Fer, I., Golid, H. M., Hallerstig, M., Hessevik, I., Huang, J., Houghton, L., Jónsson, S., Jonassen, M., Jackson, K., Kvalsund, K., Kolstad, E. W., Konstali, K., Kristiansen, J., Ladkin, R., Lin, P., Macrander, A., Mitchell, A., Olafsson, H., Pacini, A., Payne, C., Palmason, B., Pérez-Hernández, M. D., Peterson, A. K., Petersen, G. N., Pisareva, M. N., Pope, J. O., Seidl, A., Semper, S., Sergeev, D., Skjelsvik, S., Søiland, H., Smith, D., Spall, M. A., Spengler, T., Touzeau, A., Tupper, G., Weng, Y., Williams, K. D., Yang, X., Zhou, S.

“…The Iceland Greenland Seas Project (IGP) is a coordinated atmosphere–ocean research program investigating climate processes in the source region of the densest…”
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Experimental protocol for sea level projections from ISMIP6 stand-alone ice sheet models by Nowicki, Sophie, Goelzer, Heiko, Seroussi, Hélène, Payne, Anthony J, Lipscomb, William H, Abe-Ouchi, Ayako, Agosta, Cécile, Alexander, Patrick, Asay-Davis, Xylar S, Barthel, Alice, Bracegirdle, Thomas J, Cullather, Richard, Felikson, Denis, Fettweis, Xavier, Gregory, Jonathan M, Hattermann, Tore, Jourdain, Nicolas C, Kuipers Munneke, Peter, Larour, Eric, Little, Christopher M, Morlighem, Mathieu, Nias, Isabel, Shepherd, Andrew, Simon, Erika, Slater, Donald, Smith, Robin S, Straneo, Fiammetta, Trusel, Luke D, van den Broeke, Michiel R, van de Wal, Roderik

“…Projection of the contribution of ice sheets to sea level change as part of the Coupled Model Intercomparison Project Phase 6 (CMIP6) takes the form of…”
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Potential for Southern Hemisphere climate surprises by MAYEWSKI, P. A., BRACEGIRDLE, T., GOODWIN, I., SCHNEIDER, D., BERTLER, N. A. N., BIRKEL, S., CARLETON, A., ENGLAND, M. H., KANG, J-H., KHAN, A., RUSSELL, J., TURNER, J., VELICOGNA, I.

“…ABSTRACT Climate model results suggest that future climate change in Antarctica will be accompanied by continued strengthening and poleward contraction of the…”
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Cross-disciplinarity in the advance of Antarctic ecosystem research by Gutt, J., Isla, E., Bertler, A.N., Bodeker, G.E., Bracegirdle, T.J., Cavanagh, R.D., Comiso, J.C., Convey, P., Cummings, V., De Conto, R., De Master, D., di Prisco, G., d'Ovidio, F., Griffiths, H.J., Khan, A.L., López-Martínez, J., Murray, A.E., Nielsen, U.N., Ott, S., Post, A., Ropert-Coudert, Y., Saucède, T., Scherer, R., Schiaparelli, S., Schloss, I.R., Smith, C.R., Stefels, J., Stevens, C., Strugnell, J.M., Trimborn, S., Verde, C., Verleyen, E., Wall, D.H., Wilson, N.G., Xavier, J.C.

“…The biodiversity, ecosystem services and climate variability of the Antarctic continent and the Southern Ocean are major components of the whole Earth system…”
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Limited polar low sensitivity to sea‐surface temperature by Linders, T., Saetra, Ø., Bracegirdle, T. J.

“…The sensitivity of the intensity of polar lows to changes in the sea‐surface temperature (SST) is investigated. This is done by using an axisymmetric…”
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Harmonic analysis of climatological temperature over Antarctica: present day and greenhouse warming perspectives by Justino, F., Setzer, A., Bracegirdle, T. J., Mendes, D., Grimm, A., Dechiche, G., Schaefer, C. E. G. R.

“…On the basis of ERA40 and NCEP/NCAR Reanalysis (NNR) and simulations from CCCma, CCSM, CSIRO, HadCM3, MIROC‐MEDRES and GFDL, which support the…”
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A MULTIDISCIPLINARY PERSPECTIVE ON CLIMATE MODEL EVALUATION FOR ANTARCTICA by Bracegirdle, T. J., Bertler, N. A. N., Carleton, A. M., Ding, Q., Fogwill, C. J., Fyfe, J. C., Hellmer, H. H., Karpechko, A. Y., Kusahara, K., Larour, E., Mayewski, P. A., Meier, W. N., Polvani, L. M., Russell, J. L., Stevenson, S. L., Turner, J., van Wessem, J. M., van de Berg, W. J., Wainer, I.

“…[...]the observational data against which models are assessed is often limited in both time and space. [...]when assessing multidecadal projections of future…”
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CMIP5 model selection for ISMIP6 ice sheet model forcing: Greenland and Antarctica by Barthel, Alice, Agosta, Cécile, Little, Christopher M, Hattermann, Tore, Jourdain, Nicolas C, Goelzer, Heiko, Nowicki, Sophie, Seroussi, Helene, Straneo, Fiammetta, Bracegirdle, Thomas J

“…The ice sheet model intercomparison project for CMIP6 (ISMIP6) effort brings together the ice sheet and climate modeling communities to gain understanding of…”
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