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Showing posts with the label Polar Icecap

Atlantic Ocean circulation Stopped before No Big Deal here...

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When the ocean levels rise That current you see returning south into the Atlantic will instead continue North across the North Pole and Exit out into the Bering Sea and join the pacific Ocean bringing a whole set of Climatic changes.... But you see it happened before... Read Below Paleoclimate records constructed from Greenland ice cores have revealed that the thermohaline circulation has, indeed, shut down in the past and caused regional climate change. As the vast ice sheet that covered much of North America during the last ice age finally receded, the meltwater flowed out the St. Lawrence and into the North Atlantic. “The additional fresh water made the ocean surface less dense and it stopped sinking, effectively shutting down the thermohaline circulation,” Schlesinger said. “As a result, Greenland cooled by about 7 degrees Celsius within several decades. When the meltwater stopped, the circulation pattern restarted, and Greenland warmed.” Since the system has previousl...