"In the Atlantic Ocean, Subtle Shifts Hint at Dramatic DangersThe warming atmosphere is causing an arm of the powerful Gulf Stream to weaken, some scientists fear."
Follow the link to review this article online at the New York Times. This is one article that is much better viewed with the visuals they use due to the interactive nature of their presentation.
"IT’S ONE OF THE MIGHTIEST RIVERS you will never see, carrying some 30 times more water than all the world’s freshwater rivers combined. In the North Atlantic, one arm of the Gulf Stream breaks toward Iceland, transporting vast amounts of warmth far northward, by one estimate supplying Scandinavia with heat equivalent to 78,000 times its current energy use. Without this current — a heat pump on a planetary scale — scientists believe that great swathes of the world might look quite different."
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