Figure 4. AMSR-E/AMSR2-derived sea ice concentrations for August 2010, 2012, and 2013. Trajectories (white lines) from sites of deployment (black dots) to (a) 30 September 2010 for buoys A and B, (b) 30 September 2012 for buoys C–E, and (c) from 1 August to 30 September 2013 for buoy D.