Ice Breakup Controls Dissipation of Wind Waves Across Southern Ocean Sea Ice

• Published in: Geophysical Research Letters
• Main Authors: Ardhuin, Fabrice, Otero, Mark, Merrifield, Sophia, Grouazel, Antoine, Terrill, Eric
• Other Authors: Laboratoire d'Océanographie Physique et Spatiale (LOPS), Institut de Recherche pour le Développement (IRD)-Institut Français de Recherche pour l'Exploitation de la Mer (IFREMER)-Université de Brest (UBO)-Centre National de la Recherche Scientifique (CNRS), Scripps Institution of Oceanography (SIO), University of California San Diego (UC San Diego), University of California-University of California, Scripps Institution of Oceanography, UCSD (SIO-UCSD)
• Format: Article in Journal/Newspaper
• Language: English
• Published: HAL CCSD 2020
• Subjects: [PHYS.PHYS.PHYS-AO-PH]Physics [physics]/Physics [physics]/Atmospheric and Oceanic Physics [physics.ao-ph]; Antarctic; Southern Ocean; The Antarctic; Antarc*; Sea ice
• Online Access: https://hal.archives-ouvertes.fr/hal-03094089; https://hal.archives-ouvertes.fr/hal-03094089/document; https://hal.archives-ouvertes.fr/hal-03094089/file/Ardhuin_etal_GRL2020.pdf; https://doi.org/10.1029/2020GL087699

International audience • Wind-waves attenuate across the Antarctic sea ice with a narrow directional distribution • Scattering of waves by ice floes plays a negligible role in wave attenuation • Observed wave attenuation is consistent with ice break-up modulating the dissipation strength