"...So is man-made global warming..."

Not a totally bad thing. I just read an article about Adak, in the Alutian Islands. It used to be the sixth largest city (by population) in Alaska. Then the military left, population is now 100. But all is not lost. They are working on becoming a major seaport, for over the top of the world shipping, by the end of this century, when the icecap is no more...