The blue light is the product of a long travel path through the snow or ice.
VOA: special.2010.01.05
Authorities still were reporting snow drifts of up to 10 feet high in southeast Colorado, and Texas officials warned drivers to stay off the road in the Panhandle so crews would have a clear path to remove ice and snow.
It is open only for about five months of the year, from late June to November or early December, and requires icebreakers to cut a path through the Arctic ice for specially strengthened oil and gas carriers.
Two of the three whales made it to open water after rescuers used chain saws and de-icers from a Wisconsin company to create more breathing holes for the whales and a Soviet icebreaker cleared a path through the thickest ice.