A seasonal deuterium excess signal at Law Dome, coastal eastern Antarctica: A southern ocean signature

• Published in: Journal of Geophysical Research: Atmospheres
• Main Authors: Delmotte, Marc, Masson, Valérie, Jouzel, Jean, Morgan, Vin
• Other Authors: Laboratoire des Sciences du Climat et de l'Environnement Gif-sur-Yvette (LSCE), Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)-Direction de Recherche Fondamentale (CEA) (DRF (CEA)), Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA), ICOS-RAMCES (ICOS-RAMCES), Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)-Direction de Recherche Fondamentale (CEA) (DRF (CEA)), Glaces et Continents, Climats et Isotopes Stables (GLACCIOS)
• Format: Article in Journal/Newspaper
• Language: English
• Published: HAL CCSD 2000
• Subjects: [SDU.OCEAN]Sciences of the Universe [physics]/Ocean; Atmosphere; [SDU.ENVI]Sciences of the Universe [physics]/Continental interfaces; environment; East Antarctica; Law Dome; Law Dome Summit; Southern Ocean; Antarc*; Antarctica; ice core; Sea ice
• Online Access: https://hal.science/hal-03103023; https://hal.science/hal-03103023/document; https://hal.science/hal-03103023/file/1999JD901085.pdf; https://doi.org/10.1029/1999JD901085

International audience The snow isotopic composition (6•O and 6D) of two shallow cores fl'om the high accumulation summit region of Law Dome, east Antarctica, was measured at monthly resolution over the 1980-1992 period. While the 8•O or $D signals clearly reflect the local temperature cycle, t...