Search Results - "Steen‐Larsen, Hans Christian"

Stable isotopes in atmospheric water vapor and applications to the hydrologic cycle by Galewsky, Joseph, Steen‐Larsen, Hans Christian, Field, Robert D., Worden, John, Risi, Camille, Schneider, Matthias

“…The measurement and simulation of water vapor isotopic composition has matured rapidly over the last decade, with long‐term data sets and comprehensive…”
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Deuterium excess in marine water vapor: Dependency on relative humidity and surface wind speed during evaporation by Benetti, Marion, Reverdin, Gilles, Pierre, Catherine, Merlivat, Liliane, Risi, Camille, Steen-Larsen, Hans Christian, Vimeux, Françoise

“…We provide the first continuous measurements of isotopic composition (δD and δ18O) of water vapor over the subtropical Eastern North Atlantic Ocean from…”
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Snow‐Atmosphere Humidity Exchange at the Ice Sheet Surface Alters Annual Mean Climate Signals in Ice Core Records by Dietrich, Laura J., Steen‐Larsen, Hans Christian, Wahl, Sonja, Jones, Tyler R., Town, Michael S., Werner, Martin

“…Surface processes alter the water stable isotope signal of the surface snow after deposition. However, it remains an open question to which extent surface…”
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The summer 2012 Greenland heat wave: In situ and remote sensing observations of water vapor isotopic composition during an atmospheric river event by Bonne, Jean-Louis, Steen-Larsen, Hans Christian, Risi, Camille, Werner, Martin, Sodemann, Harald, Lacour, Jean-Lionel, Fettweis, Xavier, Cesana, Grégory, Delmotte, Marc, Cattani, Olivier, Vallelonga, Paul, Kjær, Helle Astrid, Clerbaux, Cathy, Sveinbjörnsdóttir, Árny Erla, Masson-Delmotte, Valérie

“…During 7–12 July 2012, extreme moist and warm conditions occurred over Greenland, leading to widespread surface melt. To investigate the physical processes…”
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Influence of large‐scale atmospheric circulation on marine air intrusion toward the East Antarctic coast by Kurita, Naoyuki, Hirasawa, Naohiko, Koga, Seizi, Matsushita, Junji, Steen‐Larsen, Hans Christian, Masson‐Delmotte, Valérie, Fujiyoshi, Yasushi

“…Marine air intrusions into Antarctica play a key role in high‐precipitation events. Here we use shipboard observations of water vapor isotopologues between…”
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Isotopic exchange on the diurnal scale between near-surface snow and lower atmospheric water vapor at Kohnen station, East Antarctica by Ritter, François, Steen-Larsen, Hans Christian, Werner, Martin, Masson-Delmotte, Valérie, Orsi, Anais, Behrens, Melanie, Birnbaum, Gerit, Freitag, Johannes, Risi, Camille, Kipfstuhl, Sepp

“…Quantifying the magnitude of post-depositional processes affecting the isotopic composition of surface snow is essential for a more accurate interpretation of…”
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A Snapshot on the Buildup of the Stable Water Isotopic Signal in the Upper Snowpack at EastGRIP on the Greenland Ice Sheet by Zuhr, Alexandra M., Wahl, Sonja, Steen‐Larsen, Hans Christian, Hörhold, Maria, Meyer, Hanno, Laepple, Thomas

“…The stable water isotopic composition in firn and ice cores provides valuable information on past climatic conditions. Because of uneven accumulation and…”
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The Dominant Role of Brewer‐Dobson Circulation on 17O‐Excess Variations in Snow Pits at Dome A, Antarctica by Pang, Hongxi, Zhang, Peng, Wu, Shuangye, Jouzel, Jean, Steen‐Larsen, Hans Christian, Liu, Ke, Zhang, Wangbin, Yu, Jinhai, An, Chunlei, Chen, Deliang, Hou, Shugui

“…Recent studies have suggested that water isotopologues in snow pits from remote East Antarctica can be influenced by the input of stratospheric water, which…”
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Resolving the controls of water vapour isotopes in the Atlantic sector by Bonne, Jean-Louis, Behrens, Melanie, Meyer, Hanno, Kipfstuhl, Sepp, Rabe, Benjamin, Schönicke, Lutz, Steen-Larsen, Hans Christian, Werner, Martin

“…Stable water isotopes are employed as hydrological tracers to quantify the diverse implications of atmospheric moisture for climate. They are widely used as…”
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Meridional and vertical variations of the water vapour isotopic composition in the marine boundary layer over the Atlantic and Southern Ocean by Thurnherr, Iris, Kozachek, Anna, Graf, Pascal, Weng, Yongbiao, Bolshiyanov, Dimitri, Landwehr, Sebastian, Pfahl, Stephan, Schmale, Julia, Sodemann, Harald, Steen-Larsen, Hans Christian, Toffoli, Alessandro, Wernli, Heini, Aemisegger, Franziska

“…Stable water isotopologues (SWIs) are useful tracers of moist diabatic processes in the atmospheric water cycle. They provide a framework to analyse moist…”
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Continuous monitoring of the isotopic composition of surface water vapor at Lhasa, southern Tibetan Plateau by Dai, Di, Gao, Jing, Steen-Larsen, Hans Christian, Yao, Tandong, Ma, Yaoming, Zhu, Meilin, Li, Shenghai

“…The stable isotopes (δ18O and δD) of water vapor are used to characterize continuous variations in large-scale and boundary-layer atmospheric processes. We…”
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Continuous measurements of isotopic composition of water vapour on the East Antarctic Plateau by Casado, Mathieu, Landais, Amaelle, Masson-Delmotte, Valérie, Genthon, Christophe, Kerstel, Erik, Kassi, Samir, Arnaud, Laurent, Picard, Ghislain, Prie, Frederic, Cattani, Olivier, Steen-Larsen, Hans-Christian, Vignon, Etienne, Cermak, Peter

“…Water stable isotopes in central Antarctic ice cores are critical to quantify past temperature changes. Accurate temperature reconstructions require one to…”
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Retrieval of Snow Properties from the Sentinel-3 Ocean and Land Colour Instrument by Kokhanovsky, Alexander, Lamare, Maxim, Danne, Olaf, Brockmann, Carsten, Dumont, Marie, Picard, Ghislain, Arnaud, Laurent, Favier, Vincent, Jourdain, Bruno, Le Meur, Emmanuel, Di Mauro, Biagio, Aoki, Teruo, Niwano, Masashi, Rozanov, Vladimir, Korkin, Sergey, Kipfstuhl, Sepp, Freitag, Johannes, Hoerhold, Maria, Zuhr, Alexandra, Vladimirova, Diana, Faber, Anne-Katrine, Steen-Larsen, Hans, Wahl, Sonja, Andersen, Jonas, Vandecrux, Baptiste, van As, Dirk, Mankoff, Kenneth, Kern, Michael, Zege, Eleonora, Box, Jason

“…The Sentinel Application Platform (SNAP) architecture facilitates Earth Observation data processing. In this work, we present results from a new Snow Processor…”
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The Determination of the Snow Optical Grain Diameter and Snowmelt Area on the Greenland Ice Sheet Using Spaceborne Optical Observations by Vandecrux, Baptiste, Box, Jason E., Wehrlé, Adrien, Kokhanovsky, Alexander A., Picard, Ghislain, Niwano, Masashi, Hörhold, Maria, Faber, Anne-Katrine, Steen-Larsen, Hans Christian

“…The optical diameter of the surface snow grains impacts the amount of energy absorbed by the surface and therefore the onset and magnitude of surface melt…”
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North Atlantic weather regimes in δ18O of winter precipitation: isotopic fingerprint of the response in the atmospheric circulation after volcanic eruptions by GuðlaugsdÓttir, Hera, Sjolte, Jesper, Sveinbjörnsdóttir, ÁrnÝ Erla, Werner, Martin, Steen-Larsen, Hans Christian

“…Equatorial volcanic eruptions are known to impact the atmospheric circulation on seasonal time scales through a strengthening of the stratospheric zonal winds…”
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Sub-millennial climate variability from high-resolution water isotopes in the EPICA Dome C ice core by Grisart, Antoine, Casado, Mathieu, Gkinis, Vasileios, Vinther, Bo, Naveau, Philippe, Vrac, Mathieu, Laepple, Thomas, Minster, Bénédicte, Prié, Frederic, Stenni, Barbara, Fourré, Elise, Steen-Larsen, Hans Christian, Jouzel, Jean, Werner, Martin, Pol, Katy, Masson-Delmotte, Valérie, Hoerhold, Maria, Popp, Trevor, Landais, Amaelle

“…The EPICA Dome C (EDC) ice core provides the longest continuous climatic record, covering the last 800 000 years (800 kyr). A unique opportunity to investigate…”
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A representative density profile of the North Greenland snowpack by Schaller, Christoph Florian, Freitag, Johannes, Kipfstuhl, Sepp, Laepple, Thomas, Steen-Larsen, Hans Christian, Eisen, Olaf

“…Along a traverse through North Greenland in May 2015 we collected snow cores up to 2 m depth and analyzed their density and water isotopic composition. A new…”
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A low-cost autonomous rover for polar science by Hoffman, Andrew O, Steen-Larsen, Hans Christian, Christianson, Knut, Hvidberg, Christine

“…We present the developmental considerations, design, and deployment of an autonomous modular terrestrial rover for ice-sheet exploration that is inexpensive,…”
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Spatial distribution of 17O-excess in surface snow along a traverse from Zhongshan station to Dome A, East Antarctica by Pang, Hongxi, Hou, Shugui, Landais, Amaelle, Masson-Delmotte, Valérie, Prie, Frederic, Steen-Larsen, Hans Christian, Risi, Camille, Li, Yuansheng, Jouzel, Jean, Wang, Yetang, He, Jing, Minster, Bénédicte, Falourd, Sonia

“…The influence of temperature on the triple isotopic composition of oxygen in water is still an open question and limits the interpretation of water isotopic…”
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Surface-atmosphere decoupling limits accumulation at Summit, Greenland by Berkelhammer, Max, Noone, David C, Steen-Larsen, Hans Christian, Bailey, Adriana, Cox, Christopher J, O'Neill, Michael S, Schneider, David, Steffen, Konrad, White, James W C

“…Despite rapid melting in the coastal regions of the Greenland Ice Sheet, a significant area (~40%) of the ice sheet rarely experiences surface melting. In…”
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