Výsledky vyhľadávania - "Luckman, Adrian"

Strong Ocean Melting Feedback During the Recent Retreat of Thwaites Glacier Autor Holland, Paul R., Bevan, Suzanne L., Luckman, Adrian J.

“…Accelerating ice loss from Thwaites Glacier is contributing approximately 5% of global sea‐level rise, and could add tens of centimeters to sea level over the…”
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Enthalpy balance theory unifies diverse glacier surge behaviour Autor Benn, Douglas I., Hewitt, Ian J., Luckman, Adrian J.

“…It is commonly asserted that there are two distinct classes of glacier surges: slow, long-duration ‘Svalbard-type’ surges, triggered by a transition from cold-…”
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Stagnation and mass loss on a Himalayan debris-covered glacier: processes, patterns and rates Autor THOMPSON, SARAH, BENN, DOUGLAS I., MERTES, JORDAN, LUCKMAN, ADRIAN

“…The ablation areas of debris-covered glaciers typically consist of a complex mosaic of surface features with contrasting processes and rates of mass loss. This…”
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Marine ice regulates the future stability of a large Antarctic ice shelf Autor Kulessa, Bernd, Jansen, Daniela, Luckman, Adrian J., King, Edward C., Sammonds, Peter R.

“…The collapses of the Larsen A and B ice shelves on the Antarctic Peninsula in 1995 and 2002 confirm the impact of southward-propagating climate warming in this…”
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Utilising seismic station internal GPS for tracking surging glacier sliding velocity Autor Gajek, Wojciech, Luckman, Adrian, Harcourt, William D., Pearce, Danni Mei, Hann, Richard

“…Glacier ice flux is a key indicator of mass balance; therefore, accurate monitoring of ice dynamics is essential. Satellite-based methods are widely used for…”
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The evolution of a submarine landform record following recent and multiple surges of Tunabreen glacier, Svalbard Autor Flink, Anne Elina, Noormets, Riko, Kirchner, Nina, Benn, Douglas I., Luckman, Adrian, Lovell, Harold

“…This study focuses on the glacial landform record associated with recent surge events of Tunabreen – a calving tidewater glacier in Tempelfjorden, Spitsbergen…”
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Melt-under-cutting and buoyancy-driven calving from tidewater glaciers: new insights from discrete element and continuum model simulations Autor BENN, DOUGLAS I., ÅSTRÖM, JAN, ZWINGER, THOMAS, TODD, JOE, NICK, FAEZEH M., COOK, SUSAN, HULTON, NICHOLAS R. J., LUCKMAN, ADRIAN

“…The simple calving laws currently used in ice-sheet models do not adequately reflect the complexity and diversity of calving processes. To be effective,…”
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Brief communication: Rapid acceleration of the Brunt Ice Shelf after calving of iceberg A-81 Autor Marsh, Oliver J., Luckman, Adrian J., Hodgson, Dominic A.

“…The Brunt Ice Shelf, Antarctica, accelerated rapidly from a velocity of 900 to 1500 m a−1 during 6 months, following calving of a 1500 km2 iceberg on…”
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Seawater softening of suture zones inhibits fracture propagation in Antarctic ice shelves Autor Kulessa, Bernd, Booth, Adam D., O’Leary, Martin, McGrath, Daniel, King, Edward C., Luckman, Adrian J., Holland, Paul R., Jansen, Daniela, Bevan, Suzanne L., Thompson, Sarah S., Hubbard, Bryn

“…Suture zones are abundant on Antarctic ice shelves and widely observed to impede fracture propagation, greatly enhancing ice-shelf stability. Using seismic and…”
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Impact of warming shelf waters on ice mélange and terminus retreat at a large SE Greenland glacier Autor Bevan, Suzanne L., Luckman, Adrian J., Benn, Douglas I., Cowton, Tom, Todd, Joe

“…By the end of 2018 Kangerlussuaq Glacier in southeast Greenland had retreated further inland than at any time in the past 80 years and its terminus was…”
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Controls on calving at a large Greenland tidewater glacier: stress regime, self-organised criticality and the crevasse-depth calving law Autor Benn, Douglas I., Todd, Joe, Luckman, Adrian, Bevan, Suzanne, Chudley, Thomas R., Åström, Jan, Zwinger, Thomas, Cook, Samuel, Christoffersen, Poul

“…We investigate the physical basis of the crevasse-depth (CD) calving law by analysing relationships between glaciological stresses and calving behaviour at…”
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Calving controlled by melt-under-cutting: detailed calving styles revealed through time-lapse observations Autor How, Penelope, Schild, Kristin M., Benn, Douglas I., Noormets, Riko, Kirchner, Nina, Luckman, Adrian, Vallot, Dorothée, Hulton, Nicholas R. J., Borstad, Chris

“…We present a highly detailed study of calving dynamics at Tunabreen, a tidewater glacier in Svalbard. A time-lapse camera was trained on the terminus and…”
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Massive subsurface ice formed by refreezing of ice-shelf melt ponds Autor Hubbard, Bryn, Luckman, Adrian, Ashmore, David W., Bevan, Suzanne, Kulessa, Bernd, Kuipers Munneke, Peter, Philippe, Morgane, Jansen, Daniela, Booth, Adam, Sevestre, Heidi, Tison, Jean-Louis, O’Leary, Martin, Rutt, Ian

“…Surface melt ponds form intermittently on several Antarctic ice shelves. Although implicated in ice-shelf break up, the consequences of such ponding for ice…”
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Monitoring Greenland ice sheet buoyancy-driven calving discharge using glacial earthquakes Autor Sergeant, Amandine, Mangeney, Anne, Yastrebov, Vladislav A., Walter, Fabian, Montagner, Jean-Paul, Castelnau, Olivier, Stutzmann, Eléonore, Bonnet, Pauline, Ralaiarisoa, Velotioana Jean-Luc, Bevan, Suzanne, Luckman, Adrian

“…Since the 2000s, Greenland ice sheet mass loss has been accelerating, followed by increasing numbers of glacial earthquakes (GEs) at near-grounded glaciers…”
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Satellite tracking large numbers of individuals to infer population level dispersal and core areas for the protection of an endangered species Autor Schofield, Gail, Dimadi, Alexandra, Fossette, Sabrina, Katselidis, Kostas A., Koutsoubas, Drosos, Lilley, Martin K. S., Luckman, Adrian, Pantis, John D., Karagouni, Amalia D., Hays, Graeme C.

“…Aim: Tracking the dispersal patterns and habitat use of migratory species is necessary to delineate optimal areas for protection, with large sample sizes being…”
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The potential of satellite radar interferometry and feature tracking for monitoring flow rates of Himalayan glaciers Autor Luckman, Adrian, Quincey, Duncan, Bevan, Suzanne

“…The stagnation of Himalayan glaciers will only be exacerbated by a warming climate, increasing hazards associated with glacier lake development. Frontal…”
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Two decades of dynamic change and progressive destabilization on the Thwaites Eastern Ice Shelf Autor Alley, Karen E., Wild, Christian T., Luckman, Adrian, Scambos, Ted A., Truffer, Martin, Pettit, Erin C., Muto, Atsuhiro, Wallin, Bruce, Klinger, Marin, Sutterley, Tyler, Child, Sarah F., Hulen, Cyrus, Lenaerts, Jan T. M., Maclennan, Michelle, Keenan, Eric, Dunmire, Devon

“…The Thwaites Eastern Ice Shelf (TEIS) buttresses the eastern grounded portion of Thwaites Glacier through contact with a pinning point at its seaward limit…”
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Mass and enthalpy budget evolution during the surge of a polythermal glacier: a test of theory Autor Benn, Douglas I., Jones, Robert L., Luckman, Adrian, Fürst, Johannes J., Hewitt, Ian, Sommer, Christian

“…Analysis of a recent surge of Morsnevbreen, Svalbard, is used to test predictions of the enthalpy balance theory of surging. High-resolution time series of…”
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Rapid fragmentation of Thwaites Eastern Ice Shelf Autor Benn, Douglas I., Luckman, Adrian, Åström, Jan A., Crawford, Anna J., Cornford, Stephen L., Bevan, Suzanne L., Zwinger, Thomas, Gladstone, Rupert, Alley, Karen, Pettit, Erin, Bassis, Jeremy

“…Ice shelves play a key role in the dynamics of marine ice sheets by buttressing grounded ice and limiting rates of ice flux to the oceans. In response to…”
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Brief communication: Thwaites Glacier cavity evolution Autor Bevan, Suzanne L., Luckman, Adrian J., Benn, Douglas I., Adusumilli, Susheel, Crawford, Anna

“…Between 2014 and 2017, ocean melt eroded a large cavity beneath and along the western margin of the fast-flowing core of Thwaites Glacier. Here we show that…”
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