<a href="https://en.wikipedia.org/wiki/Antarctic" class="extiw" title="en:Antarctic">Antarctic</a> daily image, created by NSIDC.
<a href="https://en.wikipedia.org/wiki/NSIDC" class="extiw" title="en:NSIDC">NSIDC</a>
<a rel="nofollow" class="external free" href="http://nsidc.org/data/seaice_index/images/daily_images/S_stddev_timeseries.png">http://nsidc.org/data/seaice_index/images/daily_images/S_stddev_timeseries.png</a>