Global warming opens up Northwest Passage
The Northwest Passage has been a focal point for both environmentalists and shipping companies for years. The sea route along the North American coast has been blocked for hundreds of years by a pack of Arctic ice. But through climate change the pack is melting away and the waters may soon be available for maritime use in 2009. This new route could chop thousands of nautical miles off journeys from Europe to Asia. But the melting of the ice pack shows worrying trends in global warming. The ice pack blocking the route has reached its smallest size since records began. The pack’s disappearance has been exacerbated by its melting rate speeding
