There has been a huge expansion of thick ice into the East Siberian Sea over the past two months.
The ice in the East Siberian Sea is much thicker than it was in 2006 or 2007.
There has been a huge expansion of thick ice into the East Siberian Sea over the past two months.
The ice in the East Siberian Sea is much thicker than it was in 2006 or 2007.