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

Fabrice Ardhuin (1, 2) , Mark Otero (2) , Sophia Merrifield (2) , Antoine Grouazel , Eric Terrill (2)

1 LOPS - Laboratoire d'Océanographie Physique et Spatiale
2 SIO - UC San Diego - Scripps Institution of Oceanography

• 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

Domaines: Physique Atmosphérique et Océanique [physics.ao-ph]

Fabrice Ardhuin, Mark Otero, Sophia Merrifield, Antoine Grouazel, Eric Terrill. Ice Breakup Controls Dissipation of Wind Waves Across Southern Ocean Sea Ice. Geophysical Research Letters, 2020, 47 (13), ⟨10.1029/2020GL087699⟩. ⟨hal-03094089⟩