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. 2019 Oct 2;10:2274. doi: 10.3389/fmicb.2019.02274

FIGURE 2.

FIGURE 2

Comparison of sea ice conditions in the northern Chukchi Sea during (A) August 2011 and (B) 2012. Sea ice concentration data were derived from the Special Sensor Microwave/Imager (SSM/I) using the NASA Earth Observing System (EOS) Aqua satellite. Data were obtained from the National Snow and Ice Data Center (http://nsidc.org).