Yes it melts, yes it refreezes. But more is melting each summer, and less is refreezing each winter. That's why there's excitement about opening of the northwes

Yes it melts, yes it refreezes. But more is melting each summer, and less is refreezing each winter. That's why there's excitement about opening of the northwest passage - shipping and oil drilling in the arctic that wasn't previously possible. http://nsidc.org/arcticseaicenews/files/2014/05/Figure3.png http://nsidc.org/arcticseaicenews/files/2014/05/Figure3.png http://nsidc.org/arcticseaicenews/ http://nsidc.org/arcticseaicenews/ http://www.motherjones.com/environment/2013/08/climate-change-northern-sea-route http://www.motherjones.com/environment/2013/08/climate-chang... http://www.scientificamerican.com/article/opening-of-northwest-passage/ http://www.scientificamerican.com/article/opening-of-northwe...