Are Atlantic Ocean currents weakening? A new study finds no, but other experts aren't so sure. - Livescience.com

A new study suggests the Atlantic Meridional Overturning Circulation has not weakened since the 1960s — but there's no doubt the circulation will slow in the future, experts say.Scientists say there is a high chance that key Atlantic Ocean currents will weaken over the coming decades due to climate change — but whether they have already slowed is hotly debated. Now, a ne…