Atlantic Ocean currents weaken, signaling big weather changes - study

The Atlantic Ocean's current system, an engine of the Northern Hemisphere's climate, could be weakening to such an extent that it could soon bring big changes to the world's weather, a scientific study said on Thursday.

The Atlantic Meridional Overturning Circulation (AMOC) is a large system of ocean currents which transports warm water from the tropics northwards into the North Atlantic.

As the atmosphere warms due to...