Scientists Confirm Gulf Stream Weakening
A study just published in Nature Climate Change reports an "exceptional" weakening of the Gulf Stream system across the twentieth century, and suggests that the entire system of the Atlantic Meridional Overturning Circulation is in jeopardy. But the lack of measurements means that the degree to which this is true is unclear. The weakening of the system is the probable cause of the recent harsh winters in North America, as the polar vortex has ceased to be held in position by warm air that is normally driven northward by the current.read more