Search Results - "Vaughan, D. G."

Antarctic ice-sheet loss driven by basal melting of ice shelves by Pritchard, H. D., Ligtenberg, S. R. M., Fricker, H. A., Vaughan, D. G., van den Broeke, M. R., Padman, L.

“…Using satellite laser altimetry, basal melting of ice shelves is determined to be the main driver of Antarctic ice-sheet loss,with changing climate the likely…”
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Ocean forcing of glacier retreat in the western Antarctic Peninsula by Cook, A. J., Holland, P. R., Meredith, M. P., Murray, T., Luckman, A., Vaughan, D. G.

“…In recent decades, hundreds of glaciers draining the Antarctic Peninsula (63° to 70°S) have undergone systematic and progressive change. These changes are…”
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Sub-ice-shelf sediments record history of twentieth-century retreat of Pine Island Glacier by Smith, J. A., Andersen, T. J., Shortt, M., Gaffney, A. M., Truffer, M., Stanton, T. P., Bindschadler, R., Dutrieux, P., Jenkins, A., Hillenbrand, C.-D., Ehrmann, W., Corr, H. F. J., Farley, N., Crowhurst, S., Vaughan, D. G.

“…Many glaciers and ice shelves in the West Antarctic Ice Sheet are retreating or thinning rapidly, but the triggering mechanism has been unclear; now, the…”
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Retreating Glacier Fronts on the Antarctic Peninsula over the Past Half-Century by Cook, A. J, Fox, A. J, Vaughan, D. G, Ferrigno, J. G

“…The continued retreat of ice shelves on the Antarctic Peninsula has been widely attributed to recent atmospheric warming, but there is little published work…”
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Overview of areal changes of the ice shelves on the Antarctic Peninsula over the past 50 years by Cook, A. J., Vaughan, D. G.

“…In recent decades, seven out of twelve ice shelves around the Antarctic Peninsula (AP) have either retreated significantly or have been almost entirely lost…”
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Greenland ice sheet contribution to sea-level rise from a new-generation ice-sheet model by Gillet-Chaulet, F, Gagliardini, O, Seddik, H, Nodet, M, Durand, G, Ritz, C, Zwinger, T, Greve, R, Vaughan, D. G

“…Over the last two decades, the Greenland ice sheet (GrIS) has been losing mass at an increasing rate, enhancing its contribution to sea-level rise (SLR). The…”
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Century-scale simulations of the response of the West Antarctic Ice Sheet to a warming climate by Cornford, S. L, Martin, D. F, Payne, A. J, Ng, E. G, Le Brocq, A. M, Gladstone, R. M, Edwards, T. L, Shannon, S. R, Agosta, C, van den Broeke, M. R, Hellmer, H. H, Krinner, G, Ligtenberg, S. R. M, Timmermann, R, Vaughan, D. G

“…We use the BISICLES adaptive mesh ice sheet model to carry out one, two, and three century simulations of the fast-flowing ice streams of the West Antarctic…”
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Pine Island glacier ice shelf melt distributed at kilometre scales by Dutrieux, P, Vaughan, D. G, Corr, H. F. J, Jenkins, A, Holland, P. R, Joughin, I, Fleming, A. H

“…By thinning and accelerating, West Antarctic ice streams are contributing about 10% of the observed global sea level rise. Much of this ice loss is from Pine…”
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Exploring high-end scenarios for local sea level rise to develop flood protection strategies for a low-lying delta—the Netherlands as an example by Katsman, Caroline A., Sterl, A., Beersma, J. J., van den Brink, H. W., Church, J. A., Hazeleger, W., Kopp, R. E., Kroon, D., Kwadijk, J., Lammersen, R., Lowe, J., Oppenheimer, M., Plag, H. -P., Ridley, J., von Storch, H., Vaughan, D. G., Vellinga, P., Vermeersen, L. L. A., van de Wal, R. S. W., Weisse, R.

“…Sea level rise, especially combined with possible changes in storm surges and increased river discharge resulting from climate change, poses a major threat in…”
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A new 100-m Digital Elevation Model of the Antarctic Peninsula derived from ASTER Global DEM: methods and accuracy assessment by Cook, A. J, Murray, T, Luckman, A, Vaughan, D. G, Barrand, N. E

“…A high resolution surface topography Digital Elevation Model (DEM) is required to underpin studies of the complex glacier system on the Antarctic Peninsula. A…”
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Recent atmospheric warming and retreat of ice shelves on the Antarctic Peninsula by Vaughan, D. G, Doake, C. S. M

“…Time-series of observations of the areal extent of nine ice shelves on the Antarctic Peninsula that show that five northerly ones have retreated dramatically…”
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Rapid recent warming on Rutford Ice Stream, West Antarctica, from borehole thermometry by Barrett, B. E., Nicholls, K. W., Murray, T., Smith, A. M., Vaughan, D. G.

“…The Antarctic Peninsula has warmed faster than the global average rate of warming during the last century. Due to limited availability of long term…”
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Increased rate of acceleration on Pine Island Glacier strongly coupled to changes in gravitational driving stress by Scott, J. B. T., Gudmundsson, G. H., Smith, A. M., Bingham, R. G., Pritchard, H. D., Vaughan, D. G.

“…Pine Island Glacier, Antarctica, has been undergoing several related changes for at least two decades; these include acceleration, thinning and grounding line…”
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Widespread acceleration of tidewater glaciers on the Antarctic Peninsula by Pritchard, H. D., Vaughan, D. G.

“…Over the last half century, the Antarctic Peninsula (AP) has been among the most rapidly warming regions on Earth. This has led to increased summer snowmelt,…”
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Widespread Complex Flow in the Interior of the Antarctic Ice Sheet by Bamber, Jonathan L., Vaughan, David G., Joughin, Ian

“…It has been suggested that as much as 90% of the discharge from the Antarctic Ice Sheet is drained through a small number of fast-moving ice streams and outlet…”
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Heterogeneous melting near the Thwaites Glacier grounding line by Schmidt, B. E., Washam, P., Davis, P. E. D., Nicholls, K. W., Holland, D. M., Lawrence, J. D., Riverman, K. L., Smith, J. A., Spears, A., Dichek, D. J. G., Mullen, A. D., Clyne, E., Yeager, B., Anker, P., Meister, M. R., Hurwitz, B. C., Quartini, E. S., Bryson, F. E., Basinski-Ferris, A., Thomas, C., Wake, J., Vaughan, D. G., Anandakrishnan, S., Rignot, E., Paden, J., Makinson, K.

“…Thwaites Glacier represents 15% of the ice discharge from the West Antarctic Ice Sheet and influences a wider catchment 1 – 3 . Because it is grounded below…”
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Wind-borne redistribution of snow across an Antarctic ice rise by King, J. C., Anderson, P. S., Vaughan, D. G., Mann, G. W., Mobbs, S. D., Vosper, S. B.

“…Redistribution of snow by the wind can drive spatial and temporal variations in snow accumulation that may affect the reconstruction of paleoclimate records…”
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Bedmap2: improved ice bed, surface and thickness datasets for Antarctica by Fretwell, P, Pritchard, H. D, Vaughan, D. G, Bamber, J. L, Barrand, N. E, Bell, R, Bianchi, C, Bingham, R. G, Blankenship, D. D, Casassa, G, Catania, G, Callens, D, Conway, H, Cook, A. J, Corr, H. F. J, Damaske, D, Damm, V, Ferraccioli, F, Forsberg, R, Fujita, S, Gim, Y, Gogineni, P, Griggs, J. A, Hindmarsh, R. C. A, Holmlund, P, Holt, J. W, Jacobel, R. W, Jenkins, A, Jokat, W, Jordan, T, King, E. C, Kohler, J, Krabill, W, Riger-Kusk, M, Langley, K. A, Leitchenkov, G, Leuschen, C, Luyendyk, B. P, Matsuoka, K, Mouginot, J, Nitsche, F. O, Nogi, Y, Nost, O. A, Popov, S. V, Rignot, E, Rippin, D. M, Rivera, A, Roberts, J, Ross, N, Siegert, M. J, Smith, A. M, Steinhage, D, Studinger, M, Sun, B, Tinto, B. K, Welch, B. C, Wilson, D, Young, D. A, Xiangbin, C, Zirizzotti, A

“…We present Bedmap2, a new suite of gridded products describing surface elevation, ice-thickness and the seafloor and subglacial bed elevation of the Antarctic…”
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Subsurface crevasse formation in glaciers and ice sheets by Nath, P. C., Vaughan, D. G.

“…Crevasses form in response to tensile stresses in glaciers and ice sheets. It has been widely assumed that crevasses initiate at, or near, the surface of the…”
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Trends in Antarctic Peninsula surface melting conditions from observations and regional climate modeling by Barrand, N. E., Vaughan, D. G., Steiner, N., Tedesco, M., Kuipers Munneke, P., van den Broeke, M. R., Hosking, J. S.

“…Multidecadal meteorological station records and microwave backscatter time‐series from the SeaWinds scatterometer onboard QuikSCAT (QSCAT) were used to…”
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