918 OCE/ Rate of change of sea-ice concentration /s-1 marqh (admin) 2014-08-27T14:34:44.434Z OCE/ Rate of change of sea-ice concentration /s-1 OCE/ Rate of change of sea-ice concentration /s-1 OCE/ Rate of change of sea-ice concentration /s-1 918 OCE/ Rate of change of sea-ice concentration /s-1 1 OCE/ Rate of change of sea-ice concentration /s-1