Gravity Wave Excitation during the Coastal Transition of an Extreme Katabatic Flow in Antarctica

• Published in: Journal of the Atmospheric Sciences
• Main Authors: Vignon, Étienne, Picard, Ghislain, Durán-Alarcón, Claudio, Alexander, Simon, Gallée, Hubert, Berne, Alexis
• Other Authors: Centre National de la Recherche Scientifique (CNRS), Institut des Géosciences de l’Environnement (IGE), Institut de Recherche pour le Développement (IRD)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)-Université Grenoble Alpes (UGA)-Institut polytechnique de Grenoble - Grenoble Institute of Technology (Grenoble INP ), Université Grenoble Alpes (UGA)
• Format: Article in Journal/Newspaper
• Language: English
• Published: HAL CCSD 2020
• Subjects: [SDE]Environmental Sciences; Antarctic; Dumont d'Urville; Dumont-d'Urville; Antarc*; Antarctica; Ice Sheet; Sea ice
• Online Access: https://hal.science/hal-03065736; https://hal.science/hal-03065736/document; https://hal.science/hal-03065736/file/jasd190264.pdf; https://doi.org/10.1175/JAS-D-19-0264.1

International audience The offshore extent of Antarctic katabatic winds exerts a strong control on the production of sea ice and the formation of polynyas. In this study, we make use of a combination of ground-based remotely sensed and meteorological measurements at Dumont d'Urville (DDU) stati...