Search Results - "Skinner, L C"

Ventilation of the Deep Southern Ocean and Deglacial CO₂ Rise by Skinner, L.C, Fallon, S, Waelbroeck, C, Michel, E, Barker, S

“…Past glacial-interglacial increases in the concentration of atmospheric carbon dioxide (CO₂) are thought to arise from the rapid release of CO₂ sequestered in…”
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Radiocarbon constraints on the glacial ocean circulation and its impact on atmospheric CO2 by Skinner, L. C., Primeau, F., Freeman, E., de la Fuente, M., Goodwin, P. A., Gottschalk, J., Huang, E., McCave, I. N., Noble, T. L., Scrivner, A. E.

“…While the ocean’s large-scale overturning circulation is thought to have been significantly different under the climatic conditions of the Last Glacial Maximum…”
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Enhanced climate instability in the North Atlantic and southern Europe during the Last Interglacial by Tzedakis, P. C., Drysdale, R. N., Margari, V., Skinner, L. C., Menviel, L., Rhodes, R. H., Taschetto, A. S., Hodell, D. A., Crowhurst, S. J., Hellstrom, J. C., Fallick, A. E., Grimalt, J. O., McManus, J. F., Martrat, B., Mokeddem, Z., Parrenin, F., Regattieri, E., Roe, K., Zanchetta, G.

“…Considerable ambiguity remains over the extent and nature of millennial/centennial-scale climate instability during the Last Interglacial (LIG). Here we…”
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The nature of millennial-scale climate variability during the past two glacial periods by Margari, V, Tzedakis, P. C, Shackleton, N. J, Skinner, L. C, Ganopolski, A, Vautravers, M

“…During the last glacial period, iceberg discharges into the North Atlantic disrupted the meridional overturning circulation, leading to cooling in the Northern…”
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Radiocarbon evidence for enhanced respired carbon storage in the Atlantic at the Last Glacial Maximum by Freeman, E., Skinner, L. C., Waelbroeck, C., Hodell, D.

“…The influence of ocean circulation changes on atmospheric CO 2 hinges primarily on the ability to alter the ocean interior’s respired nutrient inventory. Here…”
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Determining the natural length of the current interglacial by Tzedakis, P. C., Channell, J. E. T., Hodell, D. A., Kleiven, H. F., Skinner, L. C.

“…The length of time the present interglacial would last in the absence of anthropogenic forcing is debated. An alignment of the Holocene and MIS 19c on the…”
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Additional factors for the estimation of mean glandular breast dose using the UK mammography dosimetry protocol by Dance, D R, Skinner, C L, Young, K C, Beckett, J R, Kotre, C J

“…The UK and European protocols for mammographic dosimetry use conversion factors that relate incident air kerma to the mean glandular dose (MGD) within the…”
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Can we predict the duration of an interglacial? by Tzedakis, P. C, Wolff, E. W, Skinner, L. C, Brovkin, V, Hodell, D. A, McManus, J. F, Raynaud, D

“…Differences in the duration of interglacials have long been apparent in palaeoclimate records of the Late and Middle Pleistocene. However, a systematic…”
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Radiocarbon as a Dating Tool and Tracer in Paleoceanography by Skinner, L. C., Bard, E.

“…Radiocarbon is an extremely useful carbon cycle tracer and radiometric dating tool. Here, we review the main principles and challenges involved in the use of…”
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Enhanced Mid‐depth Southward Transport in the Northeast Atlantic at the Last Glacial Maximum Despite a Weaker AMOC by Menviel, L. C., Spence, P., Skinner, L. C., Tachikawa, K., Friedrich, T., Missiaen, L., Yu, J.

“…While previous studies consistently suggest that North Atlantic Deep Water (NADW) was shallower at the Last Glacial Maximum (LGM) than at pre‐industrial, its…”
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An Atlantic lead over Pacific deep-water change across Termination I: implications for the application of the marine isotope stage stratigraphy by Skinner, L.C., Shackleton, N.J.

“…Globally synchronous changes in glacioeustatic sea-level provide a particularly useful stratigraphic reference in the study of glacial–interglacial climate…”
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Revisiting the absolute calibration of the Greenland ice-core age-scales by Skinner, L. C.

“…Recently, an absolute "calibration" was proposed for the GRIP and GISP2 Greenland ice-core time scales (Shackleton et al., 2004). This calibration attempted to…”
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Analysis and modelling of gravity- and piston coring based on soil mechanics by Skinner, L.C., McCave, I.N.

“…The effects of gravity- and piston corers on the dimensional accuracy of marine sediment cores is analysed using principles of soil mechanics. A model for the…”
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A warm and poorly ventilated deep Arctic Mediterranean during the last glacial period by Thornalley, D. J. R., Bauch, H. A., Gebbie, G., Guo, W., Ziegler, M., Bernasconi, S. M., Barker, S., Skinner, L. C., Yu, J.

“…Changes in the formation of dense water in the Arctic Ocean and Nordic Seas [the "Arctic Mediterranean" (AM)] probably contributed to the altered climate of…”
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Marine Reservoir Age Variability Over the Last Deglaciation: Implications for Marine CarbonCycling and Prospects for Regional Radiocarbon Calibrations by Skinner, L. C., Muschitiello, F., Scrivner, A. E.

“…Marine radiocarbon dates, corrected for ocean‐atmosphere reservoir age offsets (R‐ages), are widely used to constrain marine chronologies. R‐ages also…”
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Influence of anode/filter material and tube potential on contrast, signal-to-noise ratio and average absorbed dose in mammography: a Monte Carlo study by Dance, D R, Thilander, A K, Sandborg, M, Skinner, C L, Castellano, I A, Carlsson, G A

“…The comparative performance of mammographic X-ray systems that use different anode/filter combinations has been assessed for screen-film and digital imaging…”
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Similar millennial climate variability on the Iberian margin during two early Pleistocene glacials and MIS 3 by Birner, B., Hodell, D. A., Tzedakis, P. C., Skinner, L. C.

“…Although millennial‐scale climate variability (<10 ka) has been well studied during the last glacial cycles, little is known about this important aspect of…”
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An Atlantic–Pacific ventilation seesaw across the last deglaciation by Freeman, E., Skinner, L.C., Tisserand, A., Dokken, T., Timmermann, A., Menviel, L., Friedrich, T.

“…It has been proposed that the rapid rise of atmospheric CO2 across the last deglaciation was driven by the release of carbon from an extremely…”
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Biogenic magnetite, detrital hematite, and relative paleointensity in Quaternary sediments from the Southwest Iberian Margin by Channell, J.E.T., Hodell, D.A., Margari, V., Skinner, L.C., Tzedakis, P.C., Kesler, M.S.

“…Magnetic properties of late Quaternary sediments on the SW Iberian Margin are dominated by bacterial magnetite, observed by transmission electron microscopy…”
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Conversion factors for the estimation of effective dose in paediatric cardiac angiography by Schmidt, P W, Dance, D R, Skinner, C L, Smith, I A, McNeill, J G

“…Conversion factors, which relate the kerma-area product to effective dose, have been estimated for paediatric cardiac x-ray angiography. Monte Carlo techniques…”
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