This Summer the Northwest Passage Opens, When the North Pole Melts

The ice-clogged, impassible North Pole of yesterday is about to melt away this summer, and may be one of the first examples of economic benefit coming from global warming. When the Pole shrinks away, it creates a wide path through the so-called Northwest Passage, a treacherous and icy route between the Pacific and… » 6/27/08 7:00am 6/27/08 7:00am