TOPAZ4: an ocean-sea ice data assimilation system for the North Atlantic and Arctic

P Sakov, F Counillon, L Bertino, KA Lisæter… - Ocean …, 2012‏ - os.copernicus.org
We present a detailed description of TOPAZ4, the latest version of TOPAZ–a coupled ocean-
sea ice data assimilation system for the North Atlantic Ocean and Arctic. It is the only …

Sea Ice Rheology Experiment (SIREx): 1. Scaling and statistical properties of sea‐ice deformation fields

A Bouchat, N Hutter, J Chanut, F Dupont… - Journal of …, 2022‏ - Wiley Online Library
As the sea‐ice modeling community is shifting to advanced numerical frameworks,
develo** new sea‐ice rheologies, and increasing model spatial resolution, ubiquitous …

Baffin island and west Greenland current systems in northern Baffin bay

A Münchow, KK Falkner, H Melling - Progress in Oceanography, 2015‏ - Elsevier
Temperature, salinity, and direct velocity observations from northern Baffin Bay are
presented from a summer 2003 survey. The data reveal interactions between fresh and cold …

Changes in phytoplankton bloom phenology over the North Water (NOW) polynya: a response to changing environmental conditions

C Marchese, C Albouy, JÉ Tremblay, D Dumont… - Polar Biology, 2017‏ - Springer
Marine ecological indicators can be used to assess the condition of the pelagic ecosystems.
The bloom onset provides a warning bell for possible changes in trophic interactions and …

A study of the north water polynya ice arch using four decades of satellite data

RF Vincent - Scientific Reports, 2019‏ - nature.com
Polynyas are sections of the polar ocean that remain relatively ice-free during winter,
imparting significant physical and biological impact on the region. The North Water polynya …

Relationships linking primary production, sea ice melting, and biogenic aerosol in the Arctic

S Becagli, L Lazzara, C Marchese, U Dayan… - Atmospheric …, 2016‏ - Elsevier
This study examines the relationships linking methanesulfonic acid (MSA, arising from the
atmospheric oxidation of the biogenic dimethylsulfide, DMS) in atmospheric aerosol, satellite …

A basal stress parameterization for modeling landfast ice

JF Lemieux, LB Tremblay, F Dupont… - Journal of …, 2015‏ - Wiley Online Library
Current large‐scale sea ice models represent very crudely or are unable to simulate the
formation, maintenance and decay of coastal landfast ice. We present a simple landfast ice …

Spatial variability in rates of net primary production (NPP) and onset of the spring bloom in Greenland shelf waters

M Vernet, I Ellingsen, C Marchese, S Bélanger… - Progress in …, 2021‏ - Elsevier
Greenland extends from 60° to 83° N, with 80% of its land mass covered by the Greenland
Ice Sheet (GrIS). This extensive latitudinal gradient is associated with concomitant …

Improving the simulation of landfast ice by combining tensile strength and a parameterization for grounded ridges

JF Lemieux, F Dupont, P Blain, F Roy… - Journal of …, 2016‏ - Wiley Online Library
In some coastal regions of the Arctic Ocean, grounded ice ridges contribute to stabilizing
and maintaining a landfast ice cover. Recently, a grounding scheme representing this effect …

Using sea‐ice deformation fields to constrain the mechanical strength parameters of geophysical sea ice

A Bouchat, B Tremblay - Journal of Geophysical Research …, 2017‏ - Wiley Online Library
We investigate the ability of viscous‐plastic (VP) sea‐ice models with an elliptical yield curve
and normal flow rule to reproduce the shear and divergence distributions derived from the …