Search Results - "SCHWANDER, J"

Temperature reconstruction from 10 to 120 kyr b2k from the NGRIP ice core by Kindler, P, Guillevic, M, Baumgartner, M, Schwander, J, Landais, A, Leuenberger, M

“…In order to reconstruct the temperature of the North Greenland Ice Core Project (NGRIP) site, new measurements of δ15N have been performed covering the time…”
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Synchronous Change of Atmospheric CO2and Antarctic Temperature During the Last Deglacial Warming by Parrenin, F., Masson-Delmotte, V., Köhler, P., Raynaud, D., Paillard, D., Schwander, J., Barbante, C., Landais, A., Wegner, A., Jouzel, J.

“…Understanding the role of atmospheric CO 2 during past climate changes requires clear knowledge of how it varies in time relative to temperature. Antarctic ice…”
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Synchronous change of atmospheric CO2 and Antarctic temperature during the last deglacial warming by Parrenin, F, Masson-Delmotte, V, Köhler, P, Raynaud, D, Paillard, D, Schwander, J, Barbante, C, Landais, A, Wegner, A, Jouzel, J

“…Understanding the role of atmospheric CO2 during past climate changes requires clear knowledge of how it varies in time relative to temperature. Antarctic ice…”
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Fertility and Pregnancy in Primary Adrenal Insufficiency in Germany by Remde, H, Zopf, K, Schwander, J, Quinkler, M

“…Autoimmune adrenalitis (AA) and congenital adrenal hyperplasia (CAH) are the most common reasons for acquired and monogenetic primary adrenal insufficiency…”
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Orbital and Millennial Antarctic Climate Variability over the Past 800,000 Years by Jouzel, J., Masson-Delmotte, V., Cattani, O., Dreyfus, G., Falourd, S., Hoffmann, G., Minster, B., Nouet, J., Barnola, J. M., Chappellaz, J., Fischer, H., Gallet, J. C., Johnsen, S., Leuenberger, M., Loulergue, L., Luethi, D., Oerter, H., Parrenin, F., Raisbeck, G., Raynaud, D., Schilt, A., Schwander, J., Selmo, E., Souchez, R., Spahni, R., Stauffer, B., Steffensen, J. P., Stenni, B., Stocker, T. F., Tison, J. L., Werner, M., Wolff, E. W.

“…A high-resolution deuterium profile is now available along the entire European Project for Ice Coring in Antarctica Dome C ice core, extending this climate…”
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Where to find 1.5 million yr old ice for the IPICS "Oldest-Ice" ice core by Fischer, H, Severinghaus, J, Brook, E, Wolff, E, Albert, M, Alemany, O, Arthern, R, Bentley, C, Blankenship, D, Chappellaz, J, Creyts, T, Dahl-Jensen, D, Dinn, M, Frezzotti, M, Fujita, S, Gallee, H, Hindmarsh, R, Hudspeth, D, Jugie, G, Kawamura, K, Lipenkov, V, Miller, H, Mulvaney, R, Parrenin, F, Pattyn, F, Ritz, C, Schwander, J, Steinhage, D, van Ommen, T, Wilhelms, F

“…The recovery of a 1.5 million yr long ice core from Antarctica represents a keystone of our understanding of Quaternary climate, the progression of glaciation…”
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Gas transport in firn: multiple-tracer characterisation and model intercomparison for NEEM, Northern Greenland by Buizert, C, Martinerie, P, Petrenko, V. V, Severinghaus, J. P, Trudinger, C. M, Witrant, E, Rosen, J. L, Orsi, A. J, Rubino, M, Etheridge, D. M, Steele, L. P, Hogan, C, Laube, J. C, Sturges, W. T, Levchenko, V. A, Smith, A. M, Levin, I, Conway, T. J, Dlugokencky, E. J, Lang, P. M, Kawamura, K, Jenk, T. M, White, J. W. C, Sowers, T, Schwander, J, Blunier, T

“…Air was sampled from the porous firn layer at the NEEM site in Northern Greenland. We use an ensemble of ten reference tracers of known atmospheric history to…”
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Understanding the climatic signal in the water stable isotope records from the NEEM shallow firn/ice cores in northwest Greenland by Steen-Larsen, H. C., Masson-Delmotte, V., Sjolte, J., Johnsen, S. J., Vinther, B. M., Bréon, F.-M., Clausen, H. B., Dahl-Jensen, D., Falourd, S., Fettweis, X., Gallée, H., Jouzel, J., Kageyama, M., Lerche, H., Minster, B., Picard, G., Punge, H. J., Risi, C., Salas, D., Schwander, J., Steffen, K., Sveinbjörnsdóttir, A. E., Svensson, A., White, J.

“…Samples of precipitation and atmospheric water vapor were collected together with shallow firn/ice cores as part of the new deep drilling project in northwest…”
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Isotopic tracing (Sr, Nd, U and Hf) of continental and marine aerosols in an 18th century section of the Dye-3 ice core (Greenland) by Lupker, M., Aciego, S.M., Bourdon, B., Schwander, J., Stocker, T.F.

“…Determining the sources and pathways of atmospheric mineral dust and marine aerosols remains a difficult problem. In order to address this problem, the…”
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High-resolution interpolar difference of atmospheric methane around the Last Glacial Maximum by Baumgartner, M, Schilt, A, Eicher, O, Schmitt, J, Schwander, J, Spahni, R, Fischer, H, Stocker, T. F

“…Reconstructions of past atmospheric methane concentrations are available from ice cores from both Greenland and Antarctica. The difference observed between the…”
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Post-bubble close-off fractionation of gases in polar firn and ice cores: effects of accumulation rate on permeation through overloading pressure by Kobashi, T, Ikeda-Fukazawa, T, Suwa, M, Schwander, J, Kameda, T, Lundin, J, Hori, A, Motoyama, H, Döring, M, Leuenberger, M

“…Gases in ice cores are invaluable archives of past environmental changes (e.g., the past atmosphere). However, gas fractionation processes after bubble closure…”
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Expression of the bipolar see-saw in Antarctic climate records during the last deglaciation by Frezzotti, M, Stenni, B, Buiron, D, Albani, S, Barbante, C, Bard, E, Barnola, J. M, Baroni, M, Baumgartner, M, Bonazza, M, Capron, E, Castellano, E, Chappellaz, J, Delmonte, B, Falourd, S, Genoni, L, Iacumin, P, Jouzel, J, Kipfstuhl, S, Landais, A, Lemieux-Dudon, B, Maggi, V, Masson-Delmotte, V, Mazzola, C, Minster, B, Montagnat, M, Mulvaney, R, Narcisi, B, Oerter, H, Parrenin, F, Petit, J. R, Ritz, C, Scarchilli, C, Schilt, A, Schüpbach, S, Schwander, J, Selmo, E, Severi, M, Stocker, T. F, Udisti, R

“…Ice-core records of climate from Greenland and Antarctica show asynchronous temperature variations on millennial timescales during the last glacial period. The…”
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Diffusive equilibration of N2, O2 and CO2 mixing ratios in a 1.5-million-years-old ice core by Bereiter, B, Fischer, H, Schwander, J, Stocker, T F

“…In the framework of the International Partnerships in Ice Core Sciences, one of the most important targets is to retrieve an Antarctic ice core that extends…”
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A 60 yr record of atmospheric carbon monoxide reconstructed from Greenland firn air by Petrenko, V. V, Martinerie, P, Novelli, P, Etheridge, D. M, Levin, I, Wang, Z, Blunier, T, Chappellaz, J, Kaiser, J, Lang, P, Steele, L. P, Hammer, S, Mak, J, Langenfelds, R. L, Schwander, J, Severinghaus, J. P, Witrant, E, Petron, G, Battle, M. O, Forster, G, Sturges, W. T, Lamarque, J.-F, Steffen, K, White, J. W. C

“…We present the first reconstruction of the Northern Hemisphere (NH) high latitude atmospheric carbon monoxide (CO) mole fraction from Greenland firn air. Firn…”
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NGRIP CH4 concentration from 120 to 10 kyr before present and its relation to a δ15N temperature reconstruction from the same ice core by Baumgartner, M., Kindler, P., Eicher, O., Floch, G., Schilt, A., Schwander, J., Spahni, R., Capron, E., Chappellaz, J., Leuenberger, M., Fischer, H., Stocker, T.

“…During the last glacial cycle, Greenland temperature showed many rapid temperature variations, the so-called Dansgaard–Oeschger (DO) events. The past…”
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The EDC3 chronology for the EPICA Dome C ice core by Parrenin, F., Barnola, J.-M., Beer, J., Blunier, T., Castellano, E., Chappellaz, J., Dreyfus, G., Fischer, H., Fujita, S., Jouzel, J., Kawamura, K., Lemieux-Dudon, B., Loulergue, L., Masson-Delmotte, V., Narcisi, B., Petit, J.-R., Raisbeck, G., Raynaud, D., Ruth, U., Schwander, J., Severi, M., Spahni, R., Steffensen, J. P., Svensson, A., Udisti, R., Waelbroeck, C., Wolff, E.

“…The EPICA (European Project for Ice Coring in Antarctica) Dome C drilling in East Antarctica has now been completed to a depth of 3260 m, at only a few meters…”
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Direct linking of Greenland and Antarctic ice cores at the Toba eruption (74 ka BP) by Svensson, A, Bigler, M, Blunier, T, Clausen, H. B, Dahl-Jensen, D, Fischer, H, Fujita, S, Goto-Azuma, K, Johnsen, S. J, Kawamura, K, Kipfstuhl, S, Kohno, M, Parrenin, F, Popp, T, Rasmussen, S. O, Schwander, J, Seierstad, I, Severi, M, Steffensen, J. P, Udisti, R, Uemura, R, Vallelonga, P, Vinther, B. M, Wegner, A, Wilhelms, F, Winstrup, M

“…The Toba eruption that occurred some 74 ka ago in Sumatra, Indonesia, is among the largest volcanic events on Earth over the last 2 million years. Tephra from…”
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On the gas-ice depth difference (Δdepth) along the EPICA Dome C ice core by Parrenin, F, Barker, S, Blunier, T, Chappellaz, J, Jouzel, J, Landais, A, Masson-Delmotte, V, Schwander, J, Veres, D

“…We compare a variety of methods for estimating the gas/ice depth offset (Δdepth) at EPICA Dome C (EDC, East Antarctica). (1) Purely based on modelling efforts,…”
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Asynchrony of Antarctic and Greenland climate change during the last glacial period by Blunier, T, Chappellaz, J, Schwander, J, Dällenbach, A, Stauffer, B, Stocker, T. F, Raynaud, D, Jouzel, J, Clausen, H. B, Hammer, C. U, Johnsen, S. J

“…A central issue in climate dynamics is to understand how the Northern and Southern hemispheres are coupled during climate events. The strongest of the fast…”
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Chlorine isotope composition in chlorofluorocarbons CFC-11, CFC-12 and CFC-113 in firn, stratospheric and tropospheric air by Allin, S. J, Laube, J. C, Witrant, E, Kaiser, J, McKenna, E, Dennis, P, Mulvaney, R, Capron, E, Martinerie, P, Röckmann, T, Blunier, T, Schwander, J, Fraser, P. J, Langenfelds, R. L, Sturges, W. T

“…The stratospheric degradation of chlorofluorocarbons (CFCs) releases chlorine, which is a major contributor to the destruction of stratospheric ozone (O3). A…”
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