Polar Problems

I have heard from some gulls that they heard from some gulls, who heard from some gulls, who heard from a musk ox that the polar bears are in big trouble. I thought, or rather hoped, that is was only us in the South having trouble but they say, no, it's bad up there, too. Check this out: http://environment.newscientist.com/channel/earth/climate-change/

Please help.