The oceans’ circulation hasn’t been this sluggish in 1,000 years. That’s bad news. - The Washington Post

Two new studies find the overturning circulation in the Atlantic has slowed down markedly amid ongoing climate change. ...
https://www.washingtonpost.com/news/energy-environment/wp/2018/04/11/the-oceans-circulation-hasnt-been-this-sluggish-in-1000-years-thats-bad-news/