1. British Antarctic Survey Cambridge UK
2. CNRS, Université Grenoble Alpes Institut des Géosciences de l'Environnement (IGE) Grenoble France
3. Instituto Oceanográfico Universidade de Sao Paulo Sao Paulo Brazil
4. Atmospheric and Oceanic Sciences Program Princeton University Princeton New Jersey USA
5. Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research Climate Dynamics Bremerhaven Germany
6. Atmospheric Sciences University of Washington Seattle Washington USA